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Zipperpin---2.1.9999.UNS-Ref.s

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%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : GRP414-1 : TPTP v9.2.0. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.ZKFrDSKs4r true

% Computer : n024.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Thu Oct  2 04:36:24 PM UTC 2025

% Result   : Unsatisfiable 37.39s 5.95s
% Output   : Refutation 37.39s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.13  % Problem  : GRP414-1 : TPTP v9.2.0. Released v2.6.0.
% 0.11/0.14  % Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.ZKFrDSKs4r true
% 0.13/0.35  % Computer : n024.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 300
% 0.13/0.35  % DateTime : Wed Oct  1 14:23:53 EDT 2025
% 0.13/0.35  % CPUTime  : 
% 0.13/0.35  % Running portfolio for 300 s
% 0.13/0.35  % File         : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.13/0.35  % Number of cores: 8
% 0.13/0.36  % Python version: Python 3.6.8
% 0.13/0.36  % Running in FO mode
% 0.55/0.63  % Total configuration time : 435
% 0.55/0.63  % Estimated wc time : 1092
% 0.55/0.63  % Estimated cpu time (7 cpus) : 156.0
% 0.56/0.70  % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.56/0.72  % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.56/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.56/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.56/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.56/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 0.56/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 37.39/5.95  % Solved by fo/fo7.sh.
% 37.39/5.95  % done 1356 iterations in 5.175s
% 37.39/5.95  % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 37.39/5.95  % SZS output start Refutation
% 37.39/5.95  thf(inverse_type, type, inverse: $i > $i).
% 37.39/5.95  thf(b3_type, type, b3: $i).
% 37.39/5.95  thf(c3_type, type, c3: $i).
% 37.39/5.95  thf(multiply_type, type, multiply: $i > $i > $i).
% 37.39/5.95  thf(a3_type, type, a3: $i).
% 37.39/5.95  thf(prove_these_axioms_3, conjecture,
% 37.39/5.95    (( multiply @ ( multiply @ a3 @ b3 ) @ c3 ) =
% 37.39/5.95     ( multiply @ a3 @ ( multiply @ b3 @ c3 ) ))).
% 37.39/5.95  thf(zf_stmt_0, negated_conjecture,
% 37.39/5.95    (( multiply @ ( multiply @ a3 @ b3 ) @ c3 ) !=
% 37.39/5.95     ( multiply @ a3 @ ( multiply @ b3 @ c3 ) )),
% 37.39/5.95    inference('cnf.neg', [status(esa)], [prove_these_axioms_3])).
% 37.39/5.95  thf(zip_derived_cl1, plain,
% 37.39/5.95      (((multiply @ (multiply @ a3 @ b3) @ c3)
% 37.39/5.95         != (multiply @ a3 @ (multiply @ b3 @ c3)))),
% 37.39/5.95      inference('cnf', [status(esa)], [zf_stmt_0])).
% 37.39/5.95  thf(single_axiom, axiom,
% 37.39/5.95    (( multiply @
% 37.39/5.95       A @ 
% 37.39/5.95       ( inverse @
% 37.39/5.95         ( multiply @
% 37.39/5.95           ( multiply @
% 37.39/5.95             ( multiply @ ( inverse @ B ) @ B ) @ 
% 37.39/5.95             ( inverse @
% 37.39/5.95               ( multiply @
% 37.39/5.95                 ( inverse @ ( multiply @ A @ ( inverse @ B ) ) ) @ C ) ) ) @ 
% 37.39/5.95           B ) ) ) =
% 37.39/5.95     ( C ))).
% 37.39/5.95  thf(zip_derived_cl0, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ X1 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ (inverse @ (multiply @ X1 @ (inverse @ X2))) @ X0))) @ 
% 37.39/5.95             X2)))
% 37.39/5.95           = (X0))),
% 37.39/5.95      inference('cnf', [status(esa)], [single_axiom])).
% 37.39/5.95  thf(zip_derived_cl0, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ X1 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ (inverse @ (multiply @ X1 @ (inverse @ X2))) @ X0))) @ 
% 37.39/5.95             X2)))
% 37.39/5.95           = (X0))),
% 37.39/5.95      inference('cnf', [status(esa)], [single_axiom])).
% 37.39/5.95  thf(zip_derived_cl0, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ X1 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ (inverse @ (multiply @ X1 @ (inverse @ X2))) @ X0))) @ 
% 37.39/5.95             X2)))
% 37.39/5.95           = (X0))),
% 37.39/5.95      inference('cnf', [status(esa)], [single_axiom])).
% 37.39/5.95  thf(zip_derived_cl3, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ X3 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X2) @ X2) @ (inverse @ X0)) @ 
% 37.39/5.95             X2)))
% 37.39/5.95           = (inverse @ 
% 37.39/5.95              (multiply @ 
% 37.39/5.95               (multiply @ (multiply @ (inverse @ X1) @ X1) @ 
% 37.39/5.95                (inverse @ 
% 37.39/5.95                 (multiply @ 
% 37.39/5.95                  (inverse @ 
% 37.39/5.95                   (multiply @ (inverse @ (multiply @ X3 @ (inverse @ X2))) @ 
% 37.39/5.95                    (inverse @ X1))) @ 
% 37.39/5.95                  X0))) @ 
% 37.39/5.95               X1)))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 37.39/5.95  thf(zip_derived_cl0, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ X1 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ (inverse @ (multiply @ X1 @ (inverse @ X2))) @ X0))) @ 
% 37.39/5.95             X2)))
% 37.39/5.95           = (X0))),
% 37.39/5.95      inference('cnf', [status(esa)], [single_axiom])).
% 37.39/5.95  thf(zip_derived_cl13, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (multiply @ X2 @ (inverse @ X0))) @ 
% 37.39/5.95           (multiply @ X2 @ 
% 37.39/5.95            (inverse @ 
% 37.39/5.95             (multiply @ 
% 37.39/5.95              (multiply @ (multiply @ (inverse @ X0) @ X0) @ (inverse @ X1)) @ 
% 37.39/5.95              X0))))
% 37.39/5.95           = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl3, zip_derived_cl0])).
% 37.39/5.95  thf(zip_derived_cl35, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (multiply @ X3 @ (inverse @ X2))) @ 
% 37.39/5.95           (multiply @ X3 @ (inverse @ (multiply @ X0 @ X2))))
% 37.39/5.95           = (multiply @ 
% 37.39/5.95              (multiply @ (multiply @ (inverse @ X1) @ X1) @ 
% 37.39/5.95               (inverse @ 
% 37.39/5.95                (multiply @ 
% 37.39/5.95                 (inverse @ 
% 37.39/5.95                  (multiply @ (multiply @ (inverse @ X2) @ X2) @ (inverse @ X1))) @ 
% 37.39/5.95                 X0))) @ 
% 37.39/5.95              X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl13])).
% 37.39/5.95  thf(zip_derived_cl0, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ X1 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ (inverse @ (multiply @ X1 @ (inverse @ X2))) @ X0))) @ 
% 37.39/5.95             X2)))
% 37.39/5.95           = (X0))),
% 37.39/5.95      inference('cnf', [status(esa)], [single_axiom])).
% 37.39/5.95  thf(zip_derived_cl0, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ X1 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ (inverse @ (multiply @ X1 @ (inverse @ X2))) @ X0))) @ 
% 37.39/5.95             X2)))
% 37.39/5.95           = (X0))),
% 37.39/5.95      inference('cnf', [status(esa)], [single_axiom])).
% 37.39/5.95  thf(zip_derived_cl0, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ X1 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ (inverse @ (multiply @ X1 @ (inverse @ X2))) @ X0))) @ 
% 37.39/5.95             X2)))
% 37.39/5.95           = (X0))),
% 37.39/5.95      inference('cnf', [status(esa)], [single_axiom])).
% 37.39/5.95  thf(zip_derived_cl3, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ X3 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X2) @ X2) @ (inverse @ X0)) @ 
% 37.39/5.95             X2)))
% 37.39/5.95           = (inverse @ 
% 37.39/5.95              (multiply @ 
% 37.39/5.95               (multiply @ (multiply @ (inverse @ X1) @ X1) @ 
% 37.39/5.95                (inverse @ 
% 37.39/5.95                 (multiply @ 
% 37.39/5.95                  (inverse @ 
% 37.39/5.95                   (multiply @ (inverse @ (multiply @ X3 @ (inverse @ X2))) @ 
% 37.39/5.95                    (inverse @ X1))) @ 
% 37.39/5.95                  X0))) @ 
% 37.39/5.95               X1)))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 37.39/5.95  thf(zip_derived_cl0, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ X1 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ (inverse @ (multiply @ X1 @ (inverse @ X2))) @ X0))) @ 
% 37.39/5.95             X2)))
% 37.39/5.95           = (X0))),
% 37.39/5.95      inference('cnf', [status(esa)], [single_axiom])).
% 37.39/5.95  thf(zip_derived_cl35, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (multiply @ X3 @ (inverse @ X2))) @ 
% 37.39/5.95           (multiply @ X3 @ (inverse @ (multiply @ X0 @ X2))))
% 37.39/5.95           = (multiply @ 
% 37.39/5.95              (multiply @ (multiply @ (inverse @ X1) @ X1) @ 
% 37.39/5.95               (inverse @ 
% 37.39/5.95                (multiply @ 
% 37.39/5.95                 (inverse @ 
% 37.39/5.95                  (multiply @ (multiply @ (inverse @ X2) @ X2) @ (inverse @ X1))) @ 
% 37.39/5.95                 X0))) @ 
% 37.39/5.95              X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl13])).
% 37.39/5.95  thf(zip_derived_cl13, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (multiply @ X2 @ (inverse @ X0))) @ 
% 37.39/5.95           (multiply @ X2 @ 
% 37.39/5.95            (inverse @ 
% 37.39/5.95             (multiply @ 
% 37.39/5.95              (multiply @ (multiply @ (inverse @ X0) @ X0) @ (inverse @ X1)) @ 
% 37.39/5.95              X0))))
% 37.39/5.95           = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl3, zip_derived_cl0])).
% 37.39/5.95  thf(zip_derived_cl57, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (multiply @ (multiply @ (inverse @ X0) @ X0) @ 
% 37.39/5.95            (inverse @ 
% 37.39/5.95             (multiply @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ (multiply @ (inverse @ X2) @ X2) @ (inverse @ X0))) @ 
% 37.39/5.95              (multiply @ (multiply @ (inverse @ X2) @ X2) @ (inverse @ X1))))) @ 
% 37.39/5.95           X0) = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl35, zip_derived_cl13])).
% 37.39/5.95  thf(zip_derived_cl35, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (multiply @ X3 @ (inverse @ X2))) @ 
% 37.39/5.95           (multiply @ X3 @ (inverse @ (multiply @ X0 @ X2))))
% 37.39/5.95           = (multiply @ 
% 37.39/5.95              (multiply @ (multiply @ (inverse @ X1) @ X1) @ 
% 37.39/5.95               (inverse @ 
% 37.39/5.95                (multiply @ 
% 37.39/5.95                 (inverse @ 
% 37.39/5.95                  (multiply @ (multiply @ (inverse @ X2) @ X2) @ (inverse @ X1))) @ 
% 37.39/5.95                 X0))) @ 
% 37.39/5.95              X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl13])).
% 37.39/5.95  thf(zip_derived_cl35, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (multiply @ X3 @ (inverse @ X2))) @ 
% 37.39/5.95           (multiply @ X3 @ (inverse @ (multiply @ X0 @ X2))))
% 37.39/5.95           = (multiply @ 
% 37.39/5.95              (multiply @ (multiply @ (inverse @ X1) @ X1) @ 
% 37.39/5.95               (inverse @ 
% 37.39/5.95                (multiply @ 
% 37.39/5.95                 (inverse @ 
% 37.39/5.95                  (multiply @ (multiply @ (inverse @ X2) @ X2) @ (inverse @ X1))) @ 
% 37.39/5.95                 X0))) @ 
% 37.39/5.95              X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl13])).
% 37.39/5.95  thf(zip_derived_cl52, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (multiply @ X3 @ (inverse @ X0))) @ 
% 37.39/5.95           (multiply @ X3 @ (inverse @ (multiply @ X1 @ X0))))
% 37.39/5.95           = (multiply @ (inverse @ (multiply @ X2 @ (inverse @ X0))) @ 
% 37.39/5.95              (multiply @ X2 @ (inverse @ (multiply @ X1 @ X0)))))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl35, zip_derived_cl35])).
% 37.39/5.95  thf(zip_derived_cl197, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (multiply @ X4 @ (inverse @ X1))) @ 
% 37.39/5.95           (multiply @ X4 @ (inverse @ X0)))
% 37.39/5.95           = (multiply @ (inverse @ (multiply @ X3 @ (inverse @ X1))) @ 
% 37.39/5.95              (multiply @ X3 @ 
% 37.39/5.95               (inverse @ 
% 37.39/5.95                (multiply @ 
% 37.39/5.95                 (multiply @ (multiply @ (inverse @ X1) @ X1) @ 
% 37.39/5.95                  (inverse @ 
% 37.39/5.95                   (multiply @ 
% 37.39/5.95                    (inverse @ 
% 37.39/5.95                     (multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 37.39/5.95                      (inverse @ X1))) @ 
% 37.39/5.95                    (multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 37.39/5.95                     (inverse @ X0))))) @ 
% 37.39/5.95                 X1)))))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl57, zip_derived_cl52])).
% 37.39/5.95  thf(zip_derived_cl57, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (multiply @ (multiply @ (inverse @ X0) @ X0) @ 
% 37.39/5.95            (inverse @ 
% 37.39/5.95             (multiply @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ (multiply @ (inverse @ X2) @ X2) @ (inverse @ X0))) @ 
% 37.39/5.95              (multiply @ (multiply @ (inverse @ X2) @ X2) @ (inverse @ X1))))) @ 
% 37.39/5.95           X0) = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl35, zip_derived_cl13])).
% 37.39/5.95  thf(zip_derived_cl236, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X3 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (multiply @ X4 @ (inverse @ X1))) @ 
% 37.39/5.95           (multiply @ X4 @ (inverse @ X0)))
% 37.39/5.95           = (multiply @ (inverse @ (multiply @ X3 @ (inverse @ X1))) @ 
% 37.39/5.95              (multiply @ X3 @ (inverse @ X0))))),
% 37.39/5.95      inference('demod', [status(thm)], [zip_derived_cl197, zip_derived_cl57])).
% 37.39/5.95  thf(zip_derived_cl288, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ X0) @ (multiply @ X4 @ (inverse @ X1)))
% 37.39/5.95           = (multiply @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ X2 @ 
% 37.39/5.95                (inverse @ 
% 37.39/5.95                 (multiply @ 
% 37.39/5.95                  (multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95                   (inverse @ 
% 37.39/5.95                    (multiply @ (inverse @ (multiply @ X4 @ (inverse @ X3))) @ 
% 37.39/5.95                     X0))) @ 
% 37.39/5.95                  X3)))) @ 
% 37.39/5.95              (multiply @ X2 @ (inverse @ X1))))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl236])).
% 37.39/5.95  thf(zip_derived_cl463, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ X1) @ 
% 37.39/5.95           (multiply @ (inverse @ (multiply @ X2 @ (inverse @ X0))) @ 
% 37.39/5.95            (inverse @ X3)))
% 37.39/5.95           = (multiply @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ X4 @ 
% 37.39/5.95                (multiply @ X2 @ 
% 37.39/5.95                 (inverse @ 
% 37.39/5.95                  (multiply @ 
% 37.39/5.95                   (multiply @ (multiply @ (inverse @ X0) @ X0) @ 
% 37.39/5.95                    (inverse @ X1)) @ 
% 37.39/5.95                   X0))))) @ 
% 37.39/5.95              (multiply @ X4 @ (inverse @ X3))))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl3, zip_derived_cl288])).
% 37.39/5.95  thf(zip_derived_cl664, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ (inverse @ (multiply @ X4 @ (inverse @ X3))) @ X0)) @ 
% 37.39/5.95           (multiply @ (inverse @ (multiply @ X4 @ (inverse @ X3))) @ 
% 37.39/5.95            (inverse @ X1)))
% 37.39/5.95           = (multiply @ (inverse @ (multiply @ X2 @ X0)) @ 
% 37.39/5.95              (multiply @ X2 @ (inverse @ X1))))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl463])).
% 37.39/5.95  thf(zip_derived_cl760, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ (inverse @ (multiply @ X3 @ (inverse @ X2))) @ X5)) @ 
% 37.39/5.95           X0)
% 37.39/5.95           = (multiply @ (inverse @ (multiply @ X4 @ X5)) @ 
% 37.39/5.95              (multiply @ X4 @ 
% 37.39/5.95               (inverse @ 
% 37.39/5.95                (multiply @ 
% 37.39/5.95                 (multiply @ (multiply @ (inverse @ X1) @ X1) @ 
% 37.39/5.95                  (inverse @ 
% 37.39/5.95                   (multiply @ 
% 37.39/5.95                    (inverse @ 
% 37.39/5.95                     (multiply @ 
% 37.39/5.95                      (inverse @ (multiply @ X3 @ (inverse @ X2))) @ 
% 37.39/5.95                      (inverse @ X1))) @ 
% 37.39/5.95                    X0))) @ 
% 37.39/5.95                 X1)))))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl664])).
% 37.39/5.95  thf(zip_derived_cl3, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ X3 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X2) @ X2) @ (inverse @ X0)) @ 
% 37.39/5.95             X2)))
% 37.39/5.95           = (inverse @ 
% 37.39/5.95              (multiply @ 
% 37.39/5.95               (multiply @ (multiply @ (inverse @ X1) @ X1) @ 
% 37.39/5.95                (inverse @ 
% 37.39/5.95                 (multiply @ 
% 37.39/5.95                  (inverse @ 
% 37.39/5.95                   (multiply @ (inverse @ (multiply @ X3 @ (inverse @ X2))) @ 
% 37.39/5.95                    (inverse @ X1))) @ 
% 37.39/5.95                  X0))) @ 
% 37.39/5.95               X1)))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 37.39/5.95  thf(zip_derived_cl812, plain,
% 37.39/5.95      (![X0 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ (inverse @ (multiply @ X3 @ (inverse @ X2))) @ X5)) @ 
% 37.39/5.95           X0)
% 37.39/5.95           = (multiply @ (inverse @ (multiply @ X4 @ X5)) @ 
% 37.39/5.95              (multiply @ X4 @ 
% 37.39/5.95               (multiply @ X3 @ 
% 37.39/5.95                (inverse @ 
% 37.39/5.95                 (multiply @ 
% 37.39/5.95                  (multiply @ (multiply @ (inverse @ X2) @ X2) @ (inverse @ X0)) @ 
% 37.39/5.95                  X2))))))),
% 37.39/5.95      inference('demod', [status(thm)], [zip_derived_cl760, zip_derived_cl3])).
% 37.39/5.95  thf(zip_derived_cl1094, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ (inverse @ (multiply @ X2 @ (inverse @ X1))) @ X4)) @ 
% 37.39/5.95           (multiply @ (inverse @ (multiply @ X2 @ (inverse @ X1))) @ X0))
% 37.39/5.95           = (multiply @ (inverse @ (multiply @ X3 @ X4)) @ 
% 37.39/5.95              (multiply @ X3 @ X0)))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl812])).
% 37.39/5.95  thf(zip_derived_cl3, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ X3 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X2) @ X2) @ (inverse @ X0)) @ 
% 37.39/5.95             X2)))
% 37.39/5.95           = (inverse @ 
% 37.39/5.95              (multiply @ 
% 37.39/5.95               (multiply @ (multiply @ (inverse @ X1) @ X1) @ 
% 37.39/5.95                (inverse @ 
% 37.39/5.95                 (multiply @ 
% 37.39/5.95                  (inverse @ 
% 37.39/5.95                   (multiply @ (inverse @ (multiply @ X3 @ (inverse @ X2))) @ 
% 37.39/5.95                    (inverse @ X1))) @ 
% 37.39/5.95                  X0))) @ 
% 37.39/5.95               X1)))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 37.39/5.95  thf(zip_derived_cl1230, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ X4 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ (inverse @ (multiply @ X4 @ (inverse @ X3))) @ X0))) @ 
% 37.39/5.95             X3)))
% 37.39/5.95           = (inverse @ 
% 37.39/5.95              (multiply @ 
% 37.39/5.95               (multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 37.39/5.95                (inverse @ 
% 37.39/5.95                 (multiply @ (inverse @ (multiply @ X1 @ (inverse @ X2))) @ 
% 37.39/5.95                  (multiply @ X1 @ X0)))) @ 
% 37.39/5.95               X2)))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl1094, zip_derived_cl3])).
% 37.39/5.95  thf(zip_derived_cl0, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ X1 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ (inverse @ (multiply @ X1 @ (inverse @ X2))) @ X0))) @ 
% 37.39/5.95             X2)))
% 37.39/5.95           = (X0))),
% 37.39/5.95      inference('cnf', [status(esa)], [single_axiom])).
% 37.39/5.95  thf(zip_derived_cl1352, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((X0)
% 37.39/5.95           = (inverse @ 
% 37.39/5.95              (multiply @ 
% 37.39/5.95               (multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 37.39/5.95                (inverse @ 
% 37.39/5.95                 (multiply @ (inverse @ (multiply @ X1 @ (inverse @ X2))) @ 
% 37.39/5.95                  (multiply @ X1 @ X0)))) @ 
% 37.39/5.95               X2)))),
% 37.39/5.95      inference('demod', [status(thm)], [zip_derived_cl1230, zip_derived_cl0])).
% 37.39/5.95  thf(zip_derived_cl1569, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((X1)
% 37.39/5.95           = (inverse @ 
% 37.39/5.95              (multiply @ (inverse @ (multiply @ X2 @ (inverse @ X0))) @ 
% 37.39/5.95               (multiply @ X2 @ 
% 37.39/5.95                (inverse @ 
% 37.39/5.95                 (multiply @ 
% 37.39/5.95                  (multiply @ (multiply @ (inverse @ X0) @ X0) @ X1) @ X0))))))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl35, zip_derived_cl1352])).
% 37.39/5.95  thf(zip_derived_cl288, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ X0) @ (multiply @ X4 @ (inverse @ X1)))
% 37.39/5.95           = (multiply @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ X2 @ 
% 37.39/5.95                (inverse @ 
% 37.39/5.95                 (multiply @ 
% 37.39/5.95                  (multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95                   (inverse @ 
% 37.39/5.95                    (multiply @ (inverse @ (multiply @ X4 @ (inverse @ X3))) @ 
% 37.39/5.95                     X0))) @ 
% 37.39/5.95                  X3)))) @ 
% 37.39/5.95              (multiply @ X2 @ (inverse @ X1))))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl236])).
% 37.39/5.95  thf(zip_derived_cl236, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X3 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (multiply @ X4 @ (inverse @ X1))) @ 
% 37.39/5.95           (multiply @ X4 @ (inverse @ X0)))
% 37.39/5.95           = (multiply @ (inverse @ (multiply @ X3 @ (inverse @ X1))) @ 
% 37.39/5.95              (multiply @ X3 @ (inverse @ X0))))),
% 37.39/5.95      inference('demod', [status(thm)], [zip_derived_cl197, zip_derived_cl57])).
% 37.39/5.95  thf(zip_derived_cl57, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (multiply @ (multiply @ (inverse @ X0) @ X0) @ 
% 37.39/5.95            (inverse @ 
% 37.39/5.95             (multiply @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ (multiply @ (inverse @ X2) @ X2) @ (inverse @ X0))) @ 
% 37.39/5.95              (multiply @ (multiply @ (inverse @ X2) @ X2) @ (inverse @ X1))))) @ 
% 37.39/5.95           X0) = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl35, zip_derived_cl13])).
% 37.39/5.95  thf(zip_derived_cl257, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 37.39/5.95            (inverse @ 
% 37.39/5.95             (multiply @ (inverse @ (multiply @ X1 @ (inverse @ X2))) @ 
% 37.39/5.95              (multiply @ X1 @ (inverse @ X0))))) @ 
% 37.39/5.95           X2) = (X0))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl236, zip_derived_cl57])).
% 37.39/5.95  thf(zip_derived_cl1094, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ (inverse @ (multiply @ X2 @ (inverse @ X1))) @ X4)) @ 
% 37.39/5.95           (multiply @ (inverse @ (multiply @ X2 @ (inverse @ X1))) @ X0))
% 37.39/5.95           = (multiply @ (inverse @ (multiply @ X3 @ X4)) @ 
% 37.39/5.95              (multiply @ X3 @ X0)))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl812])).
% 37.39/5.95  thf(zip_derived_cl1094, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ (inverse @ (multiply @ X2 @ (inverse @ X1))) @ X4)) @ 
% 37.39/5.95           (multiply @ (inverse @ (multiply @ X2 @ (inverse @ X1))) @ X0))
% 37.39/5.95           = (multiply @ (inverse @ (multiply @ X3 @ X4)) @ 
% 37.39/5.95              (multiply @ X3 @ X0)))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl812])).
% 37.39/5.95  thf(zip_derived_cl1249, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (multiply @ X1 @ X2)) @ (multiply @ X1 @ X0))
% 37.39/5.95           = (multiply @ (inverse @ (multiply @ X3 @ X2)) @ 
% 37.39/5.95              (multiply @ X3 @ X0)))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl1094, zip_derived_cl1094])).
% 37.39/5.95  thf(zip_derived_cl0, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ X1 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ (inverse @ (multiply @ X1 @ (inverse @ X2))) @ X0))) @ 
% 37.39/5.95             X2)))
% 37.39/5.95           = (X0))),
% 37.39/5.95      inference('cnf', [status(esa)], [single_axiom])).
% 37.39/5.95  thf(zip_derived_cl1365, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ X4 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ 
% 37.39/5.95              (multiply @ (inverse @ (multiply @ X1 @ X0)) @ 
% 37.39/5.95               (multiply @ X1 @ X0)) @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ 
% 37.39/5.95                (inverse @ (multiply @ X4 @ (inverse @ (multiply @ X3 @ X0)))) @ 
% 37.39/5.95                X2))) @ 
% 37.39/5.95             (multiply @ X3 @ X0))))
% 37.39/5.95           = (X2))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl1249, zip_derived_cl0])).
% 37.39/5.95  thf(zip_derived_cl3478, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 37.39/5.95         ((multiply @ X4 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ 
% 37.39/5.95              (multiply @ (inverse @ (multiply @ X5 @ X2)) @ 
% 37.39/5.95               (multiply @ X5 @ X2)) @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ 
% 37.39/5.95                (inverse @ 
% 37.39/5.95                 (multiply @ X4 @ 
% 37.39/5.95                  (inverse @ 
% 37.39/5.95                   (multiply @ 
% 37.39/5.95                    (multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 37.39/5.95                     (inverse @ 
% 37.39/5.95                      (multiply @ 
% 37.39/5.95                       (inverse @ (multiply @ X3 @ (inverse @ X2))) @ 
% 37.39/5.95                       (multiply @ X3 @ (inverse @ X0))))) @ 
% 37.39/5.95                    X2)))) @ 
% 37.39/5.95                X1))) @ 
% 37.39/5.95             X0)))
% 37.39/5.95           = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl257, zip_derived_cl1365])).
% 37.39/5.95  thf(zip_derived_cl257, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 37.39/5.95            (inverse @ 
% 37.39/5.95             (multiply @ (inverse @ (multiply @ X1 @ (inverse @ X2))) @ 
% 37.39/5.95              (multiply @ X1 @ (inverse @ X0))))) @ 
% 37.39/5.95           X2) = (X0))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl236, zip_derived_cl57])).
% 37.39/5.95  thf(zip_derived_cl3605, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X4 : $i, X5 : $i]:
% 37.39/5.95         ((multiply @ X4 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ 
% 37.39/5.95              (multiply @ (inverse @ (multiply @ X5 @ X2)) @ 
% 37.39/5.95               (multiply @ X5 @ X2)) @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ (inverse @ (multiply @ X4 @ (inverse @ X0))) @ X1))) @ 
% 37.39/5.95             X0)))
% 37.39/5.95           = (X1))),
% 37.39/5.95      inference('demod', [status(thm)], [zip_derived_cl3478, zip_derived_cl257])).
% 37.39/5.95  thf(zip_derived_cl3763, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 37.39/5.95         ((multiply @ X5 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ 
% 37.39/5.95              (multiply @ (inverse @ X1) @ 
% 37.39/5.95               (multiply @ X2 @ 
% 37.39/5.95                (inverse @ 
% 37.39/5.95                 (multiply @ 
% 37.39/5.95                  (multiply @ (multiply @ (inverse @ X0) @ X0) @ 
% 37.39/5.95                   (inverse @ 
% 37.39/5.95                    (multiply @ (inverse @ (multiply @ X2 @ (inverse @ X0))) @ 
% 37.39/5.95                     X1))) @ 
% 37.39/5.95                  X0)))) @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ (inverse @ (multiply @ X5 @ (inverse @ X4))) @ X3))) @ 
% 37.39/5.95             X4)))
% 37.39/5.95           = (X3))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl288, zip_derived_cl3605])).
% 37.39/5.95  thf(zip_derived_cl0, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ X1 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ (inverse @ (multiply @ X1 @ (inverse @ X2))) @ X0))) @ 
% 37.39/5.95             X2)))
% 37.39/5.95           = (X0))),
% 37.39/5.95      inference('cnf', [status(esa)], [single_axiom])).
% 37.39/5.95  thf(zip_derived_cl3823, plain,
% 37.39/5.95      (![X1 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 37.39/5.95         ((multiply @ X5 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X1) @ X1) @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ (inverse @ (multiply @ X5 @ (inverse @ X4))) @ X3))) @ 
% 37.39/5.95             X4)))
% 37.39/5.95           = (X3))),
% 37.39/5.95      inference('demod', [status(thm)], [zip_derived_cl3763, zip_derived_cl0])).
% 37.39/5.95  thf(zip_derived_cl3929, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ X2 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ (multiply @ (multiply @ (inverse @ X3) @ X3) @ X0) @ X1)))
% 37.39/5.95           = (multiply @ X2 @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ 
% 37.39/5.95                (multiply @ (multiply @ (inverse @ X1) @ X1) @ X0) @ X1))))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl1569, zip_derived_cl3823])).
% 37.39/5.95  thf(zip_derived_cl35, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (multiply @ X3 @ (inverse @ X2))) @ 
% 37.39/5.95           (multiply @ X3 @ (inverse @ (multiply @ X0 @ X2))))
% 37.39/5.95           = (multiply @ 
% 37.39/5.95              (multiply @ (multiply @ (inverse @ X1) @ X1) @ 
% 37.39/5.95               (inverse @ 
% 37.39/5.95                (multiply @ 
% 37.39/5.95                 (inverse @ 
% 37.39/5.95                  (multiply @ (multiply @ (inverse @ X2) @ X2) @ (inverse @ X1))) @ 
% 37.39/5.95                 X0))) @ 
% 37.39/5.95              X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl13])).
% 37.39/5.95  thf(zip_derived_cl0, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ X1 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ (inverse @ (multiply @ X1 @ (inverse @ X2))) @ X0))) @ 
% 37.39/5.95             X2)))
% 37.39/5.95           = (X0))),
% 37.39/5.95      inference('cnf', [status(esa)], [single_axiom])).
% 37.39/5.95  thf(zip_derived_cl50, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X0) @ X0) @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ (inverse @ (multiply @ X2 @ (inverse @ X0))) @ 
% 37.39/5.95             (multiply @ X2 @ (inverse @ (multiply @ X1 @ X0))))))
% 37.39/5.95           = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl35, zip_derived_cl0])).
% 37.39/5.95  thf(zip_derived_cl4125, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X0) @ X0) @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ (inverse @ (multiply @ X2 @ (inverse @ X0))) @ 
% 37.39/5.95             (multiply @ X2 @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ 
% 37.39/5.95                (multiply @ (multiply @ (inverse @ X0) @ X0) @ X1) @ X0))))))
% 37.39/5.95           = (multiply @ (multiply @ (inverse @ X3) @ X3) @ X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl3929, zip_derived_cl50])).
% 37.39/5.95  thf(zip_derived_cl1569, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((X1)
% 37.39/5.95           = (inverse @ 
% 37.39/5.95              (multiply @ (inverse @ (multiply @ X2 @ (inverse @ X0))) @ 
% 37.39/5.95               (multiply @ X2 @ 
% 37.39/5.95                (inverse @ 
% 37.39/5.95                 (multiply @ 
% 37.39/5.95                  (multiply @ (multiply @ (inverse @ X0) @ X0) @ X1) @ X0))))))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl35, zip_derived_cl1352])).
% 37.39/5.95  thf(zip_derived_cl4281, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X0) @ X0) @ X1)
% 37.39/5.95           = (multiply @ (multiply @ (inverse @ X3) @ X3) @ X1))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl4125, zip_derived_cl1569])).
% 37.39/5.95  thf(zip_derived_cl4281, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X0) @ X0) @ X1)
% 37.39/5.95           = (multiply @ (multiply @ (inverse @ X3) @ X3) @ X1))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl4125, zip_derived_cl1569])).
% 37.39/5.95  thf(zip_derived_cl4281, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X0) @ X0) @ X1)
% 37.39/5.95           = (multiply @ (multiply @ (inverse @ X3) @ X3) @ X1))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl4125, zip_derived_cl1569])).
% 37.39/5.95  thf(zip_derived_cl50, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X0) @ X0) @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ (inverse @ (multiply @ X2 @ (inverse @ X0))) @ 
% 37.39/5.95             (multiply @ X2 @ (inverse @ (multiply @ X1 @ X0))))))
% 37.39/5.95           = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl35, zip_derived_cl0])).
% 37.39/5.95  thf(zip_derived_cl4356, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ (inverse @ (multiply @ X2 @ (inverse @ X0))) @ 
% 37.39/5.95             (multiply @ X2 @ (inverse @ (multiply @ X1 @ X0))))))
% 37.39/5.95           = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl4281, zip_derived_cl50])).
% 37.39/5.95  thf(zip_derived_cl4833, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X4) @ X4) @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (inverse @ 
% 37.39/5.95              (multiply @ (multiply @ (inverse @ X3) @ X3) @ (inverse @ X0))) @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 37.39/5.95              (inverse @ (multiply @ X1 @ X0))))))
% 37.39/5.95           = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl4281, zip_derived_cl4356])).
% 37.39/5.95  thf(zip_derived_cl8310, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X5) @ X5) @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (inverse @ 
% 37.39/5.95              (multiply @ (multiply @ (inverse @ X4) @ X4) @ (inverse @ X0))) @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95              (inverse @ (multiply @ (multiply @ (inverse @ X1) @ X1) @ X0))))))
% 37.39/5.95           = (multiply @ (inverse @ X2) @ X2))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl4281, zip_derived_cl4833])).
% 37.39/5.95  thf(zip_derived_cl3929, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ X2 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ (multiply @ (multiply @ (inverse @ X3) @ X3) @ X0) @ X1)))
% 37.39/5.95           = (multiply @ X2 @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ 
% 37.39/5.95                (multiply @ (multiply @ (inverse @ X1) @ X1) @ X0) @ X1))))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl1569, zip_derived_cl3823])).
% 37.39/5.95  thf(zip_derived_cl50, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X0) @ X0) @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ (inverse @ (multiply @ X2 @ (inverse @ X0))) @ 
% 37.39/5.95             (multiply @ X2 @ (inverse @ (multiply @ X1 @ X0))))))
% 37.39/5.95           = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl35, zip_derived_cl0])).
% 37.39/5.95  thf(zip_derived_cl1249, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (multiply @ X1 @ X2)) @ (multiply @ X1 @ X0))
% 37.39/5.95           = (multiply @ (inverse @ (multiply @ X3 @ X2)) @ 
% 37.39/5.95              (multiply @ X3 @ X0)))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl1094, zip_derived_cl1094])).
% 37.39/5.95  thf(zip_derived_cl1460, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ X0) @ 
% 37.39/5.95           (multiply @ (multiply @ (inverse @ X3) @ X3) @ X1))
% 37.39/5.95           = (multiply @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ X2 @ 
% 37.39/5.95                (inverse @ 
% 37.39/5.95                 (multiply @ (inverse @ (multiply @ X4 @ (inverse @ X3))) @ 
% 37.39/5.95                  (multiply @ X4 @ (inverse @ (multiply @ X0 @ X3))))))) @ 
% 37.39/5.95              (multiply @ X2 @ X1)))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl50, zip_derived_cl1249])).
% 37.39/5.95  thf(zip_derived_cl4127, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (inverse @ (multiply @ (multiply @ (inverse @ X5) @ X5) @ X1)) @ 
% 37.39/5.95           (multiply @ (multiply @ (inverse @ X0) @ X0) @ X3))
% 37.39/5.95           = (multiply @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ X4 @ 
% 37.39/5.95                (inverse @ 
% 37.39/5.95                 (multiply @ (inverse @ (multiply @ X2 @ (inverse @ X0))) @ 
% 37.39/5.95                  (multiply @ X2 @ 
% 37.39/5.95                   (inverse @ 
% 37.39/5.95                    (multiply @ 
% 37.39/5.95                     (multiply @ (multiply @ (inverse @ X0) @ X0) @ X1) @ X0))))))) @ 
% 37.39/5.95              (multiply @ X4 @ X3)))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl3929, zip_derived_cl1460])).
% 37.39/5.95  thf(zip_derived_cl1569, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((X1)
% 37.39/5.95           = (inverse @ 
% 37.39/5.95              (multiply @ (inverse @ (multiply @ X2 @ (inverse @ X0))) @ 
% 37.39/5.95               (multiply @ X2 @ 
% 37.39/5.95                (inverse @ 
% 37.39/5.95                 (multiply @ 
% 37.39/5.95                  (multiply @ (multiply @ (inverse @ X0) @ X0) @ X1) @ X0))))))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl35, zip_derived_cl1352])).
% 37.39/5.95  thf(zip_derived_cl4283, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (inverse @ (multiply @ (multiply @ (inverse @ X5) @ X5) @ X1)) @ 
% 37.39/5.95           (multiply @ (multiply @ (inverse @ X0) @ X0) @ X3))
% 37.39/5.95           = (multiply @ (inverse @ (multiply @ X4 @ X1)) @ 
% 37.39/5.95              (multiply @ X4 @ X3)))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl4127, zip_derived_cl1569])).
% 37.39/5.95  thf(zip_derived_cl4356, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ (inverse @ (multiply @ X2 @ (inverse @ X0))) @ 
% 37.39/5.95             (multiply @ X2 @ (inverse @ (multiply @ X1 @ X0))))))
% 37.39/5.95           = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl4281, zip_derived_cl50])).
% 37.39/5.95  thf(zip_derived_cl8417, plain,
% 37.39/5.95      (![X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ X1) @ X1) = (multiply @ (inverse @ X2) @ X2))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl8310, zip_derived_cl4283, zip_derived_cl4356])).
% 37.39/5.95  thf(zip_derived_cl4281, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X0) @ X0) @ X1)
% 37.39/5.95           = (multiply @ (multiply @ (inverse @ X3) @ X3) @ X1))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl4125, zip_derived_cl1569])).
% 37.39/5.95  thf(zip_derived_cl257, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 37.39/5.95            (inverse @ 
% 37.39/5.95             (multiply @ (inverse @ (multiply @ X1 @ (inverse @ X2))) @ 
% 37.39/5.95              (multiply @ X1 @ (inverse @ X0))))) @ 
% 37.39/5.95           X2) = (X0))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl236, zip_derived_cl57])).
% 37.39/5.95  thf(zip_derived_cl4358, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95            (inverse @ 
% 37.39/5.95             (multiply @ (inverse @ (multiply @ X1 @ (inverse @ X2))) @ 
% 37.39/5.95              (multiply @ X1 @ (inverse @ X0))))) @ 
% 37.39/5.95           X2) = (X0))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl4281, zip_derived_cl257])).
% 37.39/5.95  thf(zip_derived_cl8606, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95            (inverse @ (multiply @ (inverse @ X0) @ X0))) @ 
% 37.39/5.95           X1) = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl8417, zip_derived_cl4358])).
% 37.39/5.95  thf(zip_derived_cl4356, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ (inverse @ (multiply @ X2 @ (inverse @ X0))) @ 
% 37.39/5.95             (multiply @ X2 @ (inverse @ (multiply @ X1 @ X0))))))
% 37.39/5.95           = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl4281, zip_derived_cl50])).
% 37.39/5.95  thf(zip_derived_cl8853, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X4) @ X4) @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ (inverse @ (inverse @ X0)) @ 
% 37.39/5.95             (multiply @ 
% 37.39/5.95              (multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95               (inverse @ (multiply @ (inverse @ X2) @ X2))) @ 
% 37.39/5.95              (inverse @ (multiply @ X1 @ X0))))))
% 37.39/5.95           = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl8606, zip_derived_cl4356])).
% 37.39/5.95  thf(zip_derived_cl8606, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95            (inverse @ (multiply @ (inverse @ X0) @ X0))) @ 
% 37.39/5.95           X1) = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl8417, zip_derived_cl4358])).
% 37.39/5.95  thf(zip_derived_cl8999, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X4) @ X4) @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ (inverse @ (inverse @ X0)) @ 
% 37.39/5.95             (inverse @ (multiply @ X1 @ X0)))))
% 37.39/5.95           = (X1))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl8853, zip_derived_cl8606])).
% 37.39/5.95  thf(zip_derived_cl8606, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95            (inverse @ (multiply @ (inverse @ X0) @ X0))) @ 
% 37.39/5.95           X1) = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl8417, zip_derived_cl4358])).
% 37.39/5.95  thf(zip_derived_cl4281, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X0) @ X0) @ X1)
% 37.39/5.95           = (multiply @ (multiply @ (inverse @ X3) @ X3) @ X1))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl4125, zip_derived_cl1569])).
% 37.39/5.95  thf(zip_derived_cl13, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (multiply @ X2 @ (inverse @ X0))) @ 
% 37.39/5.95           (multiply @ X2 @ 
% 37.39/5.95            (inverse @ 
% 37.39/5.95             (multiply @ 
% 37.39/5.95              (multiply @ (multiply @ (inverse @ X0) @ X0) @ (inverse @ X1)) @ 
% 37.39/5.95              X0))))
% 37.39/5.95           = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl3, zip_derived_cl0])).
% 37.39/5.95  thf(zip_derived_cl4351, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (multiply @ X3 @ (inverse @ X2))) @ 
% 37.39/5.95           (multiply @ X3 @ 
% 37.39/5.95            (inverse @ 
% 37.39/5.95             (multiply @ 
% 37.39/5.95              (multiply @ (multiply @ (inverse @ X1) @ X1) @ (inverse @ X0)) @ 
% 37.39/5.95              X2))))
% 37.39/5.95           = (X0))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl4281, zip_derived_cl13])).
% 37.39/5.95  thf(zip_derived_cl8851, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (inverse @ X0)) @ 
% 37.39/5.95           (multiply @ 
% 37.39/5.95            (multiply @ (multiply @ (inverse @ X4) @ X4) @ 
% 37.39/5.95             (inverse @ (multiply @ (inverse @ X3) @ X3))) @ 
% 37.39/5.95            (inverse @ 
% 37.39/5.95             (multiply @ 
% 37.39/5.95              (multiply @ (multiply @ (inverse @ X2) @ X2) @ (inverse @ X1)) @ 
% 37.39/5.95              X0))))
% 37.39/5.95           = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl8606, zip_derived_cl4351])).
% 37.39/5.95  thf(zip_derived_cl8606, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95            (inverse @ (multiply @ (inverse @ X0) @ X0))) @ 
% 37.39/5.95           X1) = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl8417, zip_derived_cl4358])).
% 37.39/5.95  thf(zip_derived_cl8997, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (inverse @ X0)) @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X2) @ X2) @ (inverse @ X1)) @ 
% 37.39/5.95             X0)))
% 37.39/5.95           = (X1))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl8851, zip_derived_cl8606])).
% 37.39/5.95  thf(zip_derived_cl11288, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (inverse @ X2)) @ 
% 37.39/5.95           (inverse @ (multiply @ X0 @ X2)))
% 37.39/5.95           = (multiply @ (inverse @ (inverse @ X1)) @ 
% 37.39/5.95              (inverse @ (multiply @ X0 @ X1))))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl8999, zip_derived_cl8997])).
% 37.39/5.95  thf(zip_derived_cl8606, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95            (inverse @ (multiply @ (inverse @ X0) @ X0))) @ 
% 37.39/5.95           X1) = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl8417, zip_derived_cl4358])).
% 37.39/5.95  thf(zip_derived_cl4281, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X0) @ X0) @ X1)
% 37.39/5.95           = (multiply @ (multiply @ (inverse @ X3) @ X3) @ X1))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl4125, zip_derived_cl1569])).
% 37.39/5.95  thf(zip_derived_cl1352, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((X0)
% 37.39/5.95           = (inverse @ 
% 37.39/5.95              (multiply @ 
% 37.39/5.95               (multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 37.39/5.95                (inverse @ 
% 37.39/5.95                 (multiply @ (inverse @ (multiply @ X1 @ (inverse @ X2))) @ 
% 37.39/5.95                  (multiply @ X1 @ X0)))) @ 
% 37.39/5.95               X2)))),
% 37.39/5.95      inference('demod', [status(thm)], [zip_derived_cl1230, zip_derived_cl0])).
% 37.39/5.95  thf(zip_derived_cl4359, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((X0)
% 37.39/5.95           = (inverse @ 
% 37.39/5.95              (multiply @ 
% 37.39/5.95               (multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95                (inverse @ 
% 37.39/5.95                 (multiply @ (inverse @ (multiply @ X1 @ (inverse @ X2))) @ 
% 37.39/5.95                  (multiply @ X1 @ X0)))) @ 
% 37.39/5.95               X2)))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl4281, zip_derived_cl1352])).
% 37.39/5.95  thf(zip_derived_cl8812, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.39/5.95         ((X0)
% 37.39/5.95           = (inverse @ 
% 37.39/5.95              (multiply @ 
% 37.39/5.95               (multiply @ (multiply @ (inverse @ X4) @ X4) @ 
% 37.39/5.95                (inverse @ 
% 37.39/5.95                 (multiply @ 
% 37.39/5.95                  (inverse @ 
% 37.39/5.95                   (multiply @ 
% 37.39/5.95                    (multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95                     (inverse @ (multiply @ (inverse @ X2) @ X2))) @ 
% 37.39/5.95                    (inverse @ X1))) @ 
% 37.39/5.95                  X0))) @ 
% 37.39/5.95               X1)))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl8606, zip_derived_cl4359])).
% 37.39/5.95  thf(zip_derived_cl8606, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95            (inverse @ (multiply @ (inverse @ X0) @ X0))) @ 
% 37.39/5.95           X1) = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl8417, zip_derived_cl4358])).
% 37.39/5.95  thf(zip_derived_cl8959, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X4 : $i]:
% 37.39/5.95         ((X0)
% 37.39/5.95           = (inverse @ 
% 37.39/5.95              (multiply @ 
% 37.39/5.95               (multiply @ (multiply @ (inverse @ X4) @ X4) @ 
% 37.39/5.95                (inverse @ (multiply @ (inverse @ (inverse @ X1)) @ X0))) @ 
% 37.39/5.95               X1)))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl8812, zip_derived_cl8606])).
% 37.39/5.95  thf(zip_derived_cl8417, plain,
% 37.39/5.95      (![X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ X1) @ X1) = (multiply @ (inverse @ X2) @ X2))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl8310, zip_derived_cl4283, zip_derived_cl4356])).
% 37.39/5.95  thf(zip_derived_cl11288, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (inverse @ X2)) @ 
% 37.39/5.95           (inverse @ (multiply @ X0 @ X2)))
% 37.39/5.95           = (multiply @ (inverse @ (inverse @ X1)) @ 
% 37.39/5.95              (inverse @ (multiply @ X0 @ X1))))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl8999, zip_derived_cl8997])).
% 37.39/5.95  thf(zip_derived_cl11481, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (inverse @ X2)) @ 
% 37.39/5.95           (inverse @ (multiply @ (inverse @ X0) @ X0)))
% 37.39/5.95           = (multiply @ (inverse @ (inverse @ X1)) @ 
% 37.39/5.95              (inverse @ (multiply @ (inverse @ X2) @ X1))))),
% 37.39/5.95      inference('sup+', [status(thm)],
% 37.39/5.95                [zip_derived_cl8417, zip_derived_cl11288])).
% 37.39/5.95  thf(zip_derived_cl11916, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ X0) @ 
% 37.39/5.95           (inverse @ (multiply @ (inverse @ X4) @ X4)))
% 37.39/5.95           = (multiply @ (inverse @ (inverse @ X1)) @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ 
% 37.39/5.95                (inverse @ 
% 37.39/5.95                 (multiply @ 
% 37.39/5.95                  (multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95                   (inverse @ (multiply @ (inverse @ (inverse @ X2)) @ X0))) @ 
% 37.39/5.95                  X2)) @ 
% 37.39/5.95                X1))))),
% 37.39/5.95      inference('sup+', [status(thm)],
% 37.39/5.95                [zip_derived_cl8959, zip_derived_cl11481])).
% 37.39/5.95  thf(zip_derived_cl8959, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X4 : $i]:
% 37.39/5.95         ((X0)
% 37.39/5.95           = (inverse @ 
% 37.39/5.95              (multiply @ 
% 37.39/5.95               (multiply @ (multiply @ (inverse @ X4) @ X4) @ 
% 37.39/5.95                (inverse @ (multiply @ (inverse @ (inverse @ X1)) @ X0))) @ 
% 37.39/5.95               X1)))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl8812, zip_derived_cl8606])).
% 37.39/5.95  thf(zip_derived_cl11966, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ X0) @ 
% 37.39/5.95           (inverse @ (multiply @ (inverse @ X4) @ X4)))
% 37.39/5.95           = (multiply @ (inverse @ (inverse @ X1)) @ 
% 37.39/5.95              (inverse @ (multiply @ X0 @ X1))))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl11916, zip_derived_cl8959])).
% 37.39/5.95  thf(zip_derived_cl4356, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ (inverse @ (multiply @ X2 @ (inverse @ X0))) @ 
% 37.39/5.95             (multiply @ X2 @ (inverse @ (multiply @ X1 @ X0))))))
% 37.39/5.95           = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl4281, zip_derived_cl50])).
% 37.39/5.95  thf(zip_derived_cl4356, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ (inverse @ (multiply @ X2 @ (inverse @ X0))) @ 
% 37.39/5.95             (multiply @ X2 @ (inverse @ (multiply @ X1 @ X0))))))
% 37.39/5.95           = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl4281, zip_derived_cl50])).
% 37.39/5.95  thf(zip_derived_cl4801, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X4) @ X4) @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (inverse @ 
% 37.39/5.95              (multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95               (inverse @ (multiply @ X2 @ (inverse @ (multiply @ X0 @ X1)))))) @ 
% 37.39/5.95             X0)))
% 37.39/5.95           = (inverse @ (multiply @ X2 @ (inverse @ X1))))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl4356, zip_derived_cl4356])).
% 37.39/5.95  thf(zip_derived_cl12180, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X5) @ X5) @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ (inverse @ (inverse @ X0)) @ 
% 37.39/5.95             (inverse @ 
% 37.39/5.95              (multiply @ 
% 37.39/5.95               (multiply @ (multiply @ (inverse @ X4) @ X4) @ 
% 37.39/5.95                (inverse @ 
% 37.39/5.95                 (multiply @ X3 @ 
% 37.39/5.95                  (inverse @ 
% 37.39/5.95                   (multiply @ (inverse @ (multiply @ (inverse @ X2) @ X2)) @ 
% 37.39/5.95                    X1))))) @ 
% 37.39/5.95               X0)))))
% 37.39/5.95           = (inverse @ (multiply @ X3 @ (inverse @ X1))))),
% 37.39/5.95      inference('sup+', [status(thm)],
% 37.39/5.95                [zip_derived_cl11966, zip_derived_cl4801])).
% 37.39/5.95  thf(zip_derived_cl3823, plain,
% 37.39/5.95      (![X1 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 37.39/5.95         ((multiply @ X5 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X1) @ X1) @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ (inverse @ (multiply @ X5 @ (inverse @ X4))) @ X3))) @ 
% 37.39/5.95             X4)))
% 37.39/5.95           = (X3))),
% 37.39/5.95      inference('demod', [status(thm)], [zip_derived_cl3763, zip_derived_cl0])).
% 37.39/5.95  thf(zip_derived_cl8417, plain,
% 37.39/5.95      (![X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ X1) @ X1) = (multiply @ (inverse @ X2) @ X2))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl8310, zip_derived_cl4283, zip_derived_cl4356])).
% 37.39/5.95  thf(zip_derived_cl8606, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95            (inverse @ (multiply @ (inverse @ X0) @ X0))) @ 
% 37.39/5.95           X1) = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl8417, zip_derived_cl4358])).
% 37.39/5.95  thf(zip_derived_cl1249, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (multiply @ X1 @ X2)) @ (multiply @ X1 @ X0))
% 37.39/5.95           = (multiply @ (inverse @ (multiply @ X3 @ X2)) @ 
% 37.39/5.95              (multiply @ X3 @ X0)))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl1094, zip_derived_cl1094])).
% 37.39/5.95  thf(zip_derived_cl8807, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X4) @ X4) @ 
% 37.39/5.95              (inverse @ (multiply @ (inverse @ X3) @ X3))) @ 
% 37.39/5.95             X2)) @ 
% 37.39/5.95           X0)
% 37.39/5.95           = (multiply @ (inverse @ (multiply @ X1 @ X2)) @ 
% 37.39/5.95              (multiply @ X1 @ X0)))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl8606, zip_derived_cl1249])).
% 37.39/5.95  thf(zip_derived_cl8606, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95            (inverse @ (multiply @ (inverse @ X0) @ X0))) @ 
% 37.39/5.95           X1) = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl8417, zip_derived_cl4358])).
% 37.39/5.95  thf(zip_derived_cl8955, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ X2) @ X0)
% 37.39/5.95           = (multiply @ (inverse @ (multiply @ X1 @ X2)) @ 
% 37.39/5.95              (multiply @ X1 @ X0)))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl8807, zip_derived_cl8606])).
% 37.39/5.95  thf(zip_derived_cl9146, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ X2) @ X1)
% 37.39/5.95           = (multiply @ (inverse @ (multiply @ (inverse @ X0) @ X0)) @ 
% 37.39/5.95              (multiply @ (inverse @ X2) @ X1)))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl8417, zip_derived_cl8955])).
% 37.39/5.95  thf(zip_derived_cl9383, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ X2) @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ 
% 37.39/5.95                (inverse @ (multiply @ (inverse @ X2) @ (inverse @ X1))) @ X0))) @ 
% 37.39/5.95             X1)))
% 37.39/5.95           = (multiply @ (inverse @ (multiply @ (inverse @ X4) @ X4)) @ X0))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl3823, zip_derived_cl9146])).
% 37.39/5.95  thf(zip_derived_cl3823, plain,
% 37.39/5.95      (![X1 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 37.39/5.95         ((multiply @ X5 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X1) @ X1) @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ (inverse @ (multiply @ X5 @ (inverse @ X4))) @ X3))) @ 
% 37.39/5.95             X4)))
% 37.39/5.95           = (X3))),
% 37.39/5.95      inference('demod', [status(thm)], [zip_derived_cl3763, zip_derived_cl0])).
% 37.39/5.95  thf(zip_derived_cl9417, plain,
% 37.39/5.95      (![X0 : $i, X4 : $i]:
% 37.39/5.95         ((X0) = (multiply @ (inverse @ (multiply @ (inverse @ X4) @ X4)) @ X0))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl9383, zip_derived_cl3823])).
% 37.39/5.95  thf(zip_derived_cl8997, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (inverse @ X0)) @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X2) @ X2) @ (inverse @ X1)) @ 
% 37.39/5.95             X0)))
% 37.39/5.95           = (X1))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl8851, zip_derived_cl8606])).
% 37.39/5.95  thf(zip_derived_cl12348, plain,
% 37.39/5.95      (![X1 : $i, X3 : $i, X5 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X5) @ X5) @ 
% 37.39/5.95           (inverse @ (multiply @ X3 @ (inverse @ X1))))
% 37.39/5.95           = (inverse @ (multiply @ X3 @ (inverse @ X1))))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl12180, zip_derived_cl9417, zip_derived_cl8997])).
% 37.39/5.95  thf(zip_derived_cl12441, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ (inverse @ (inverse @ X0)) @ 
% 37.39/5.95             (inverse @ (multiply @ X1 @ X0)))))
% 37.39/5.95           = (inverse @ 
% 37.39/5.95              (multiply @ (inverse @ (inverse @ X2)) @ 
% 37.39/5.95               (inverse @ (multiply @ X1 @ X2)))))),
% 37.39/5.95      inference('sup+', [status(thm)],
% 37.39/5.95                [zip_derived_cl11288, zip_derived_cl12348])).
% 37.39/5.95  thf(zip_derived_cl8999, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X4) @ X4) @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ (inverse @ (inverse @ X0)) @ 
% 37.39/5.95             (inverse @ (multiply @ X1 @ X0)))))
% 37.39/5.95           = (X1))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl8853, zip_derived_cl8606])).
% 37.39/5.95  thf(zip_derived_cl12488, plain,
% 37.39/5.95      (![X1 : $i, X2 : $i]:
% 37.39/5.95         ((X1)
% 37.39/5.95           = (inverse @ 
% 37.39/5.95              (multiply @ (inverse @ (inverse @ X2)) @ 
% 37.39/5.95               (inverse @ (multiply @ X1 @ X2)))))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl12441, zip_derived_cl8999])).
% 37.39/5.95  thf(zip_derived_cl4351, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (multiply @ X3 @ (inverse @ X2))) @ 
% 37.39/5.95           (multiply @ X3 @ 
% 37.39/5.95            (inverse @ 
% 37.39/5.95             (multiply @ 
% 37.39/5.95              (multiply @ (multiply @ (inverse @ X1) @ X1) @ (inverse @ X0)) @ 
% 37.39/5.95              X2))))
% 37.39/5.95           = (X0))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl4281, zip_derived_cl13])).
% 37.39/5.95  thf(zip_derived_cl8959, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X4 : $i]:
% 37.39/5.95         ((X0)
% 37.39/5.95           = (inverse @ 
% 37.39/5.95              (multiply @ 
% 37.39/5.95               (multiply @ (multiply @ (inverse @ X4) @ X4) @ 
% 37.39/5.95                (inverse @ (multiply @ (inverse @ (inverse @ X1)) @ X0))) @ 
% 37.39/5.95               X1)))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl8812, zip_derived_cl8606])).
% 37.39/5.95  thf(zip_derived_cl12348, plain,
% 37.39/5.95      (![X1 : $i, X3 : $i, X5 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X5) @ X5) @ 
% 37.39/5.95           (inverse @ (multiply @ X3 @ (inverse @ X1))))
% 37.39/5.95           = (inverse @ (multiply @ X3 @ (inverse @ X1))))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl12180, zip_derived_cl9417, zip_derived_cl8997])).
% 37.39/5.95  thf(zip_derived_cl12421, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X3) @ X3) @ X0)
% 37.39/5.95           = (inverse @ 
% 37.39/5.95              (multiply @ 
% 37.39/5.95               (multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 37.39/5.95                (inverse @ 
% 37.39/5.95                 (multiply @ (inverse @ (inverse @ (inverse @ X1))) @ X0))) @ 
% 37.39/5.95               (inverse @ X1))))),
% 37.39/5.95      inference('sup+', [status(thm)],
% 37.39/5.95                [zip_derived_cl8959, zip_derived_cl12348])).
% 37.39/5.95  thf(zip_derived_cl8959, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X4 : $i]:
% 37.39/5.95         ((X0)
% 37.39/5.95           = (inverse @ 
% 37.39/5.95              (multiply @ 
% 37.39/5.95               (multiply @ (multiply @ (inverse @ X4) @ X4) @ 
% 37.39/5.95                (inverse @ (multiply @ (inverse @ (inverse @ X1)) @ X0))) @ 
% 37.39/5.95               X1)))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl8812, zip_derived_cl8606])).
% 37.39/5.95  thf(zip_derived_cl12469, plain,
% 37.39/5.95      (![X0 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X3) @ X3) @ X0) = (X0))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl12421, zip_derived_cl8959])).
% 37.39/5.95  thf(zip_derived_cl8955, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ X2) @ X0)
% 37.39/5.95           = (multiply @ (inverse @ (multiply @ X1 @ X2)) @ 
% 37.39/5.95              (multiply @ X1 @ X0)))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl8807, zip_derived_cl8606])).
% 37.39/5.95  thf(zip_derived_cl12528, plain,
% 37.39/5.95      (![X0 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (inverse @ X2)) @ 
% 37.39/5.95           (inverse @ (multiply @ (inverse @ X0) @ X2))) = (X0))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl4351, zip_derived_cl12469, zip_derived_cl8955])).
% 37.39/5.95  thf(zip_derived_cl12873, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (inverse @ (inverse @ (inverse @ (multiply @ X0 @ X1)))) @ X0)
% 37.39/5.95           = (inverse @ X1))),
% 37.39/5.95      inference('sup+', [status(thm)],
% 37.39/5.95                [zip_derived_cl12488, zip_derived_cl12528])).
% 37.39/5.95  thf(zip_derived_cl4281, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X0) @ X0) @ X1)
% 37.39/5.95           = (multiply @ (multiply @ (inverse @ X3) @ X3) @ X1))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl4125, zip_derived_cl1569])).
% 37.39/5.95  thf(zip_derived_cl3823, plain,
% 37.39/5.95      (![X1 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 37.39/5.95         ((multiply @ X5 @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X1) @ X1) @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ (inverse @ (multiply @ X5 @ (inverse @ X4))) @ X3))) @ 
% 37.39/5.95             X4)))
% 37.39/5.95           = (X3))),
% 37.39/5.95      inference('demod', [status(thm)], [zip_derived_cl3763, zip_derived_cl0])).
% 37.39/5.95  thf(zip_derived_cl4335, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ 
% 37.39/5.95             (multiply @ (multiply @ (inverse @ X4) @ X4) @ 
% 37.39/5.95              (inverse @ 
% 37.39/5.95               (multiply @ 
% 37.39/5.95                (inverse @ 
% 37.39/5.95                 (multiply @ (multiply @ (inverse @ X1) @ X1) @ (inverse @ X0))) @ 
% 37.39/5.95                X2))) @ 
% 37.39/5.95             X0)))
% 37.39/5.95           = (X2))),
% 37.39/5.95      inference('sup+', [status(thm)], [zip_derived_cl4281, zip_derived_cl3823])).
% 37.39/5.95  thf(zip_derived_cl12469, plain,
% 37.39/5.95      (![X0 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X3) @ X3) @ X0) = (X0))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl12421, zip_derived_cl8959])).
% 37.39/5.95  thf(zip_derived_cl12469, plain,
% 37.39/5.95      (![X0 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X3) @ X3) @ X0) = (X0))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl12421, zip_derived_cl8959])).
% 37.39/5.95  thf(zip_derived_cl12469, plain,
% 37.39/5.95      (![X0 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X3) @ X3) @ X0) = (X0))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl12421, zip_derived_cl8959])).
% 37.39/5.95  thf(zip_derived_cl12526, plain,
% 37.39/5.95      (![X0 : $i, X2 : $i]:
% 37.39/5.95         ((inverse @ 
% 37.39/5.95           (multiply @ 
% 37.39/5.95            (inverse @ (multiply @ (inverse @ (inverse @ X0)) @ X2)) @ X0))
% 37.39/5.95           = (X2))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl4335, zip_derived_cl12469, zip_derived_cl12469, 
% 37.39/5.95                 zip_derived_cl12469])).
% 37.39/5.95  thf(zip_derived_cl11966, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ X0) @ 
% 37.39/5.95           (inverse @ (multiply @ (inverse @ X4) @ X4)))
% 37.39/5.95           = (multiply @ (inverse @ (inverse @ X1)) @ 
% 37.39/5.95              (inverse @ (multiply @ X0 @ X1))))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl11916, zip_derived_cl8959])).
% 37.39/5.95  thf(zip_derived_cl12348, plain,
% 37.39/5.95      (![X1 : $i, X3 : $i, X5 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X5) @ X5) @ 
% 37.39/5.95           (inverse @ (multiply @ X3 @ (inverse @ X1))))
% 37.39/5.95           = (inverse @ (multiply @ X3 @ (inverse @ X1))))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl12180, zip_derived_cl9417, zip_derived_cl8997])).
% 37.39/5.95  thf(zip_derived_cl12439, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ (inverse @ (inverse @ X0)) @ 
% 37.39/5.95             (inverse @ (multiply @ X1 @ X0)))))
% 37.39/5.95           = (inverse @ 
% 37.39/5.95              (multiply @ (inverse @ X1) @ 
% 37.39/5.95               (inverse @ (multiply @ (inverse @ X2) @ X2)))))),
% 37.39/5.95      inference('sup+', [status(thm)],
% 37.39/5.95                [zip_derived_cl11966, zip_derived_cl12348])).
% 37.39/5.95  thf(zip_derived_cl8999, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X4 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X4) @ X4) @ 
% 37.39/5.95           (inverse @ 
% 37.39/5.95            (multiply @ (inverse @ (inverse @ X0)) @ 
% 37.39/5.95             (inverse @ (multiply @ X1 @ X0)))))
% 37.39/5.95           = (X1))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl8853, zip_derived_cl8606])).
% 37.39/5.95  thf(zip_derived_cl12486, plain,
% 37.39/5.95      (![X1 : $i, X2 : $i]:
% 37.39/5.95         ((X1)
% 37.39/5.95           = (inverse @ 
% 37.39/5.95              (multiply @ (inverse @ X1) @ 
% 37.39/5.95               (inverse @ (multiply @ (inverse @ X2) @ X2)))))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl12439, zip_derived_cl8999])).
% 37.39/5.95  thf(zip_derived_cl12814, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (inverse @ (inverse @ (inverse @ (multiply @ (inverse @ X1) @ X1)))) @ 
% 37.39/5.95           X0) = (X0))),
% 37.39/5.95      inference('sup+', [status(thm)],
% 37.39/5.95                [zip_derived_cl12526, zip_derived_cl12486])).
% 37.39/5.95  thf(zip_derived_cl12469, plain,
% 37.39/5.95      (![X0 : $i, X3 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ (inverse @ X3) @ X3) @ X0) = (X0))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl12421, zip_derived_cl8959])).
% 37.39/5.95  thf(zip_derived_cl13083, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i]:
% 37.39/5.95         ((multiply @ 
% 37.39/5.95           (inverse @ (inverse @ (multiply @ (inverse @ X0) @ X0))) @ X1)
% 37.39/5.95           = (X1))),
% 37.39/5.95      inference('sup+', [status(thm)],
% 37.39/5.95                [zip_derived_cl12814, zip_derived_cl12469])).
% 37.39/5.95  thf(zip_derived_cl12526, plain,
% 37.39/5.95      (![X0 : $i, X2 : $i]:
% 37.39/5.95         ((inverse @ 
% 37.39/5.95           (multiply @ 
% 37.39/5.95            (inverse @ (multiply @ (inverse @ (inverse @ X0)) @ X2)) @ X0))
% 37.39/5.95           = (X2))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl4335, zip_derived_cl12469, zip_derived_cl12469, 
% 37.39/5.95                 zip_derived_cl12469])).
% 37.39/5.95  thf(zip_derived_cl13171, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i]:
% 37.39/5.95         ((inverse @ 
% 37.39/5.95           (multiply @ (inverse @ X0) @ (multiply @ (inverse @ X1) @ X1)))
% 37.39/5.95           = (X0))),
% 37.39/5.95      inference('sup+', [status(thm)],
% 37.39/5.95                [zip_derived_cl13083, zip_derived_cl12526])).
% 37.39/5.95  thf(zip_derived_cl8955, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ X2) @ X0)
% 37.39/5.95           = (multiply @ (inverse @ (multiply @ X1 @ X2)) @ 
% 37.39/5.95              (multiply @ X1 @ X0)))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl8807, zip_derived_cl8606])).
% 37.39/5.95  thf(zip_derived_cl13255, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (multiply @ (inverse @ X2) @ X2)) @ X1)
% 37.39/5.95           = (multiply @ X0 @ (multiply @ (inverse @ X0) @ X1)))),
% 37.39/5.95      inference('sup+', [status(thm)],
% 37.39/5.95                [zip_derived_cl13171, zip_derived_cl8955])).
% 37.39/5.95  thf(zip_derived_cl9417, plain,
% 37.39/5.95      (![X0 : $i, X4 : $i]:
% 37.39/5.95         ((X0) = (multiply @ (inverse @ (multiply @ (inverse @ X4) @ X4)) @ X0))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl9383, zip_derived_cl3823])).
% 37.39/5.95  thf(zip_derived_cl13329, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i]:
% 37.39/5.95         ((X1) = (multiply @ X0 @ (multiply @ (inverse @ X0) @ X1)))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl13255, zip_derived_cl9417])).
% 37.39/5.95  thf(zip_derived_cl13171, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i]:
% 37.39/5.95         ((inverse @ 
% 37.39/5.95           (multiply @ (inverse @ X0) @ (multiply @ (inverse @ X1) @ X1)))
% 37.39/5.95           = (X0))),
% 37.39/5.95      inference('sup+', [status(thm)],
% 37.39/5.95                [zip_derived_cl13083, zip_derived_cl12526])).
% 37.39/5.95  thf(zip_derived_cl13360, plain,
% 37.39/5.95      (![X0 : $i]: ((inverse @ (inverse @ X0)) = (X0))),
% 37.39/5.95      inference('sup+', [status(thm)],
% 37.39/5.95                [zip_derived_cl13329, zip_derived_cl13171])).
% 37.39/5.95  thf(zip_derived_cl13409, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (multiply @ X0 @ X1)) @ X0) = (inverse @ X1))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl12873, zip_derived_cl13360])).
% 37.39/5.95  thf(zip_derived_cl13409, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (multiply @ X0 @ X1)) @ X0) = (inverse @ X1))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl12873, zip_derived_cl13360])).
% 37.39/5.95  thf(zip_derived_cl13832, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (inverse @ X0)) @ 
% 37.39/5.95           (inverse @ (multiply @ X1 @ X0))) = (inverse @ X1))),
% 37.39/5.95      inference('sup+', [status(thm)],
% 37.39/5.95                [zip_derived_cl13409, zip_derived_cl13409])).
% 37.39/5.95  thf(zip_derived_cl13360, plain,
% 37.39/5.95      (![X0 : $i]: ((inverse @ (inverse @ X0)) = (X0))),
% 37.39/5.95      inference('sup+', [status(thm)],
% 37.39/5.95                [zip_derived_cl13329, zip_derived_cl13171])).
% 37.39/5.95  thf(zip_derived_cl13845, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i]:
% 37.39/5.95         ((multiply @ X0 @ (inverse @ (multiply @ X1 @ X0))) = (inverse @ X1))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl13832, zip_derived_cl13360])).
% 37.39/5.95  thf(zip_derived_cl8955, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ X2) @ X0)
% 37.39/5.95           = (multiply @ (inverse @ (multiply @ X1 @ X2)) @ 
% 37.39/5.95              (multiply @ X1 @ X0)))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl8807, zip_derived_cl8606])).
% 37.39/5.95  thf(zip_derived_cl14019, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ (inverse @ (inverse @ (multiply @ X0 @ X2))) @ X1)
% 37.39/5.95           = (multiply @ (inverse @ (inverse @ X0)) @ (multiply @ X2 @ X1)))),
% 37.39/5.95      inference('sup+', [status(thm)],
% 37.39/5.95                [zip_derived_cl13845, zip_derived_cl8955])).
% 37.39/5.95  thf(zip_derived_cl13360, plain,
% 37.39/5.95      (![X0 : $i]: ((inverse @ (inverse @ X0)) = (X0))),
% 37.39/5.95      inference('sup+', [status(thm)],
% 37.39/5.95                [zip_derived_cl13329, zip_derived_cl13171])).
% 37.39/5.95  thf(zip_derived_cl13360, plain,
% 37.39/5.95      (![X0 : $i]: ((inverse @ (inverse @ X0)) = (X0))),
% 37.39/5.95      inference('sup+', [status(thm)],
% 37.39/5.95                [zip_derived_cl13329, zip_derived_cl13171])).
% 37.39/5.95  thf(zip_derived_cl14078, plain,
% 37.39/5.95      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.39/5.95         ((multiply @ (multiply @ X0 @ X2) @ X1)
% 37.39/5.95           = (multiply @ X0 @ (multiply @ X2 @ X1)))),
% 37.39/5.95      inference('demod', [status(thm)],
% 37.39/5.95                [zip_derived_cl14019, zip_derived_cl13360, zip_derived_cl13360])).
% 37.39/5.95  thf(zip_derived_cl14091, plain,
% 37.39/5.95      (((multiply @ a3 @ (multiply @ b3 @ c3))
% 37.39/5.95         != (multiply @ a3 @ (multiply @ b3 @ c3)))),
% 37.39/5.95      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl14078])).
% 37.39/5.95  thf(zip_derived_cl14092, plain, ($false),
% 37.39/5.95      inference('simplify', [status(thm)], [zip_derived_cl14091])).
% 37.39/5.95  
% 37.39/5.95  % SZS output end Refutation
% 37.39/5.95  
% 37.39/5.95  
% 37.39/5.95  % Terminating...
% 38.01/6.06  % Runner terminated.
% 38.01/6.07  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------