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Zipperpin---2.1.9999.UNS-Ref.s

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%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : GRP408-1 : TPTP v9.2.0. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.MNdKA8nBWb true

% Computer : n021.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 04:36:23 PM UTC 2025

% Result   : Unsatisfiable 28.99s 10.48s
% Output   : Refutation 29.23s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/1.17  % Problem  : GRP408-1 : TPTP v9.2.0. Released v2.6.0.
% 0.13/1.28  % Command  : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.MNdKA8nBWb true
% 0.15/1.67  % Computer : n021.cluster.edu
% 0.15/1.67  % Model    : x86_64 x86_64
% 0.15/1.67  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/1.67  % Memory   : 8042.1875MB
% 0.15/1.67  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/1.67  % CPULimit : 300
% 0.15/1.67  % WCLimit  : 300
% 0.15/1.67  % DateTime : Wed Oct  1 14:24:54 EDT 2025
% 0.15/1.69  % CPUTime  : 
% 0.15/1.69  % Running portfolio for 300 s
% 0.15/1.69  % File         : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.18/1.69  % Number of cores: 8
% 0.18/1.71  % Python version: Python 3.6.8
% 0.18/1.74  % Running in FO mode
% 0.44/2.20  % Total configuration time : 435
% 0.44/2.20  % Estimated wc time : 1092
% 0.44/2.20  % Estimated cpu time (7 cpus) : 156.0
% 0.46/2.45  % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.47/2.55  % /export/starexec/sandbox/solver/bin/fo/fo3_bce.sh running for 75s
% 0.47/2.59  % /export/starexec/sandbox/solver/bin/fo/fo1_av.sh running for 75s
% 0.47/2.60  % /export/starexec/sandbox/solver/bin/fo/fo7.sh running for 63s
% 0.48/2.62  % /export/starexec/sandbox/solver/bin/fo/fo13.sh running for 50s
% 0.48/2.63  % /export/starexec/sandbox/solver/bin/fo/fo5.sh running for 50s
% 0.48/2.65  % /export/starexec/sandbox/solver/bin/fo/fo4.sh running for 50s
% 28.99/10.48  % Solved by fo/fo7.sh.
% 28.99/10.48  % done 273 iterations in 7.730s
% 28.99/10.48  % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 28.99/10.48  % SZS output start Refutation
% 28.99/10.48  thf(inverse_type, type, inverse: $i > $i).
% 28.99/10.48  thf(b3_type, type, b3: $i).
% 28.99/10.48  thf(c3_type, type, c3: $i).
% 28.99/10.48  thf(multiply_type, type, multiply: $i > $i > $i).
% 28.99/10.48  thf(a3_type, type, a3: $i).
% 28.99/10.48  thf(prove_these_axioms_3, conjecture,
% 28.99/10.48    (( multiply @ ( multiply @ a3 @ b3 ) @ c3 ) =
% 28.99/10.48     ( multiply @ a3 @ ( multiply @ b3 @ c3 ) ))).
% 28.99/10.48  thf(zf_stmt_0, negated_conjecture,
% 28.99/10.48    (( multiply @ ( multiply @ a3 @ b3 ) @ c3 ) !=
% 28.99/10.48     ( multiply @ a3 @ ( multiply @ b3 @ c3 ) )),
% 28.99/10.48    inference('cnf.neg', [status(esa)], [prove_these_axioms_3])).
% 28.99/10.48  thf(zip_derived_cl1, plain,
% 28.99/10.48      (((multiply @ (multiply @ a3 @ b3) @ c3)
% 28.99/10.48         != (multiply @ a3 @ (multiply @ b3 @ c3)))),
% 28.99/10.48      inference('cnf', [status(esa)], [zf_stmt_0])).
% 28.99/10.48  thf(single_axiom, axiom,
% 28.99/10.48    (( multiply @
% 28.99/10.48       A @ 
% 28.99/10.48       ( inverse @
% 28.99/10.48         ( multiply @
% 28.99/10.48           ( inverse @ ( multiply @ ( inverse @ ( multiply @ A @ B ) ) @ C ) ) @ 
% 28.99/10.48           ( multiply @ ( inverse @ B ) @ ( multiply @ ( inverse @ B ) @ B ) ) ) ) ) =
% 28.99/10.48     ( C ))).
% 28.99/10.48  thf(zip_derived_cl0, plain,
% 28.99/10.48      (![X0 : $i, X1 : $i, X2 : $i]:
% 28.99/10.48         ((multiply @ X1 @ 
% 28.99/10.48           (inverse @ 
% 28.99/10.48            (multiply @ 
% 28.99/10.48             (inverse @ (multiply @ (inverse @ (multiply @ X1 @ X2)) @ X0)) @ 
% 28.99/10.48             (multiply @ (inverse @ X2) @ (multiply @ (inverse @ X2) @ X2)))))
% 28.99/10.48           = (X0))),
% 28.99/10.48      inference('cnf', [status(esa)], [single_axiom])).
% 28.99/10.48  thf(zip_derived_cl0, plain,
% 28.99/10.48      (![X0 : $i, X1 : $i, X2 : $i]:
% 28.99/10.48         ((multiply @ X1 @ 
% 28.99/10.48           (inverse @ 
% 28.99/10.48            (multiply @ 
% 28.99/10.48             (inverse @ (multiply @ (inverse @ (multiply @ X1 @ X2)) @ X0)) @ 
% 28.99/10.48             (multiply @ (inverse @ X2) @ (multiply @ (inverse @ X2) @ X2)))))
% 28.99/10.48           = (X0))),
% 28.99/10.48      inference('cnf', [status(esa)], [single_axiom])).
% 28.99/10.48  thf(zip_derived_cl3, plain,
% 28.99/10.48      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 28.99/10.48         ((multiply @ X3 @ 
% 28.99/10.48           (inverse @ 
% 28.99/10.48            (multiply @ (inverse @ X0) @ 
% 28.99/10.48             (multiply @ (inverse @ X2) @ (multiply @ (inverse @ X2) @ X2)))))
% 29.23/10.48           = (inverse @ 
% 29.23/10.48              (multiply @ 
% 29.23/10.48               (inverse @ 
% 29.23/10.48                (multiply @ 
% 29.23/10.48                 (inverse @ (multiply @ (inverse @ (multiply @ X3 @ X2)) @ X1)) @ 
% 29.23/10.48                 X0)) @ 
% 29.23/10.48               (multiply @ (inverse @ X1) @ (multiply @ (inverse @ X1) @ X1)))))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 29.23/10.48  thf(zip_derived_cl0, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i]:
% 29.23/10.48         ((multiply @ X1 @ 
% 29.23/10.48           (inverse @ 
% 29.23/10.48            (multiply @ 
% 29.23/10.48             (inverse @ (multiply @ (inverse @ (multiply @ X1 @ X2)) @ X0)) @ 
% 29.23/10.48             (multiply @ (inverse @ X2) @ (multiply @ (inverse @ X2) @ X2)))))
% 29.23/10.48           = (X0))),
% 29.23/10.48      inference('cnf', [status(esa)], [single_axiom])).
% 29.23/10.48  thf(zip_derived_cl15, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X2 @ X0)) @ 
% 29.23/10.48           (multiply @ X2 @ 
% 29.23/10.48            (inverse @ 
% 29.23/10.48             (multiply @ (inverse @ X1) @ 
% 29.23/10.48              (multiply @ (inverse @ X0) @ (multiply @ (inverse @ X0) @ X0))))))
% 29.23/10.48           = (X1))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl3, zip_derived_cl0])).
% 29.23/10.48  thf(zip_derived_cl0, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i]:
% 29.23/10.48         ((multiply @ X1 @ 
% 29.23/10.48           (inverse @ 
% 29.23/10.48            (multiply @ 
% 29.23/10.48             (inverse @ (multiply @ (inverse @ (multiply @ X1 @ X2)) @ X0)) @ 
% 29.23/10.48             (multiply @ (inverse @ X2) @ (multiply @ (inverse @ X2) @ X2)))))
% 29.23/10.48           = (X0))),
% 29.23/10.48      inference('cnf', [status(esa)], [single_axiom])).
% 29.23/10.48  thf(zip_derived_cl3, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 29.23/10.48         ((multiply @ X3 @ 
% 29.23/10.48           (inverse @ 
% 29.23/10.48            (multiply @ (inverse @ X0) @ 
% 29.23/10.48             (multiply @ (inverse @ X2) @ (multiply @ (inverse @ X2) @ X2)))))
% 29.23/10.48           = (inverse @ 
% 29.23/10.48              (multiply @ 
% 29.23/10.48               (inverse @ 
% 29.23/10.48                (multiply @ 
% 29.23/10.48                 (inverse @ (multiply @ (inverse @ (multiply @ X3 @ X2)) @ X1)) @ 
% 29.23/10.48                 X0)) @ 
% 29.23/10.48               (multiply @ (inverse @ X1) @ (multiply @ (inverse @ X1) @ X1)))))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 29.23/10.48  thf(zip_derived_cl15, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X2 @ X0)) @ 
% 29.23/10.48           (multiply @ X2 @ 
% 29.23/10.48            (inverse @ 
% 29.23/10.48             (multiply @ (inverse @ X1) @ 
% 29.23/10.48              (multiply @ (inverse @ X0) @ (multiply @ (inverse @ X0) @ X0))))))
% 29.23/10.48           = (X1))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl3, zip_derived_cl0])).
% 29.23/10.48  thf(zip_derived_cl39, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X4 @ X3)) @ 
% 29.23/10.48           (multiply @ X4 @ 
% 29.23/10.48            (multiply @ X2 @ 
% 29.23/10.48             (inverse @ 
% 29.23/10.48              (multiply @ (inverse @ X1) @ 
% 29.23/10.48               (multiply @ (inverse @ X0) @ (multiply @ (inverse @ X0) @ X0)))))))
% 29.23/10.48           = (multiply @ 
% 29.23/10.48              (inverse @ (multiply @ (inverse @ (multiply @ X2 @ X0)) @ X3)) @ 
% 29.23/10.48              X1))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl3, zip_derived_cl15])).
% 29.23/10.48  thf(zip_derived_cl87, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X4 @ X3)) @ (multiply @ X4 @ X0))
% 29.23/10.48           = (multiply @ 
% 29.23/10.48              (inverse @ (multiply @ (inverse @ (multiply @ X2 @ X1)) @ X3)) @ 
% 29.23/10.48              (multiply @ (inverse @ (multiply @ X2 @ X1)) @ X0)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl39])).
% 29.23/10.48  thf(zip_derived_cl87, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X4 @ X3)) @ (multiply @ X4 @ X0))
% 29.23/10.48           = (multiply @ 
% 29.23/10.48              (inverse @ (multiply @ (inverse @ (multiply @ X2 @ X1)) @ X3)) @ 
% 29.23/10.48              (multiply @ (inverse @ (multiply @ X2 @ X1)) @ X0)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl39])).
% 29.23/10.48  thf(zip_derived_cl164, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X3 @ X2)) @ (multiply @ X3 @ X0))
% 29.23/10.48           = (multiply @ (inverse @ (multiply @ X1 @ X2)) @ 
% 29.23/10.48              (multiply @ X1 @ X0)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl87, zip_derived_cl87])).
% 29.23/10.48  thf(zip_derived_cl320, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ X0) @ 
% 29.23/10.48           (multiply @ (inverse @ (multiply @ X4 @ X3)) @ X1))
% 29.23/10.48           = (multiply @ 
% 29.23/10.48              (inverse @ 
% 29.23/10.48               (multiply @ X2 @ 
% 29.23/10.48                (multiply @ X4 @ 
% 29.23/10.48                 (inverse @ 
% 29.23/10.48                  (multiply @ (inverse @ X0) @ 
% 29.23/10.48                   (multiply @ (inverse @ X3) @ 
% 29.23/10.48                    (multiply @ (inverse @ X3) @ X3))))))) @ 
% 29.23/10.48              (multiply @ X2 @ X1)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl15, zip_derived_cl164])).
% 29.23/10.48  thf(zip_derived_cl164, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X3 @ X2)) @ (multiply @ X3 @ X0))
% 29.23/10.48           = (multiply @ (inverse @ (multiply @ X1 @ X2)) @ 
% 29.23/10.48              (multiply @ X1 @ X0)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl87, zip_derived_cl87])).
% 29.23/10.48  thf(zip_derived_cl320, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ X0) @ 
% 29.23/10.48           (multiply @ (inverse @ (multiply @ X4 @ X3)) @ X1))
% 29.23/10.48           = (multiply @ 
% 29.23/10.48              (inverse @ 
% 29.23/10.48               (multiply @ X2 @ 
% 29.23/10.48                (multiply @ X4 @ 
% 29.23/10.48                 (inverse @ 
% 29.23/10.48                  (multiply @ (inverse @ X0) @ 
% 29.23/10.48                   (multiply @ (inverse @ X3) @ 
% 29.23/10.48                    (multiply @ (inverse @ X3) @ X3))))))) @ 
% 29.23/10.48              (multiply @ X2 @ X1)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl15, zip_derived_cl164])).
% 29.23/10.48  thf(zip_derived_cl164, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X3 @ X2)) @ (multiply @ X3 @ X0))
% 29.23/10.48           = (multiply @ (inverse @ (multiply @ X1 @ X2)) @ 
% 29.23/10.48              (multiply @ X1 @ X0)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl87, zip_derived_cl87])).
% 29.23/10.48  thf(zip_derived_cl0, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i]:
% 29.23/10.48         ((multiply @ X1 @ 
% 29.23/10.48           (inverse @ 
% 29.23/10.48            (multiply @ 
% 29.23/10.48             (inverse @ (multiply @ (inverse @ (multiply @ X1 @ X2)) @ X0)) @ 
% 29.23/10.48             (multiply @ (inverse @ X2) @ (multiply @ (inverse @ X2) @ X2)))))
% 29.23/10.48           = (X0))),
% 29.23/10.48      inference('cnf', [status(esa)], [single_axiom])).
% 29.23/10.48  thf(zip_derived_cl273, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 29.23/10.48         ((multiply @ X3 @ 
% 29.23/10.48           (inverse @ 
% 29.23/10.48            (multiply @ 
% 29.23/10.48             (inverse @ 
% 29.23/10.48              (multiply @ (inverse @ (multiply @ X1 @ X2)) @ 
% 29.23/10.48               (multiply @ X1 @ X0))) @ 
% 29.23/10.48             (multiply @ (inverse @ X2) @ (multiply @ (inverse @ X2) @ X2)))))
% 29.23/10.48           = (multiply @ X3 @ X0))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl164, zip_derived_cl0])).
% 29.23/10.48  thf(zip_derived_cl0, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i]:
% 29.23/10.48         ((multiply @ X1 @ 
% 29.23/10.48           (inverse @ 
% 29.23/10.48            (multiply @ 
% 29.23/10.48             (inverse @ (multiply @ (inverse @ (multiply @ X1 @ X2)) @ X0)) @ 
% 29.23/10.48             (multiply @ (inverse @ X2) @ (multiply @ (inverse @ X2) @ X2)))))
% 29.23/10.48           = (X0))),
% 29.23/10.48      inference('cnf', [status(esa)], [single_axiom])).
% 29.23/10.48  thf(zip_derived_cl423, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 29.23/10.48         ((multiply @ X2 @ 
% 29.23/10.48           (inverse @ 
% 29.23/10.48            (multiply @ 
% 29.23/10.48             (inverse @ (multiply @ (inverse @ (multiply @ X2 @ X1)) @ X0)) @ 
% 29.23/10.48             (multiply @ (inverse @ X1) @ (multiply @ (inverse @ X1) @ X1)))))
% 29.23/10.48           = (inverse @ 
% 29.23/10.48              (multiply @ 
% 29.23/10.48               (inverse @ 
% 29.23/10.48                (multiply @ (inverse @ (multiply @ X4 @ X3)) @ 
% 29.23/10.48                 (multiply @ X4 @ X0))) @ 
% 29.23/10.48               (multiply @ (inverse @ X3) @ (multiply @ (inverse @ X3) @ X3)))))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl273, zip_derived_cl0])).
% 29.23/10.48  thf(zip_derived_cl0, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i]:
% 29.23/10.48         ((multiply @ X1 @ 
% 29.23/10.48           (inverse @ 
% 29.23/10.48            (multiply @ 
% 29.23/10.48             (inverse @ (multiply @ (inverse @ (multiply @ X1 @ X2)) @ X0)) @ 
% 29.23/10.48             (multiply @ (inverse @ X2) @ (multiply @ (inverse @ X2) @ X2)))))
% 29.23/10.48           = (X0))),
% 29.23/10.48      inference('cnf', [status(esa)], [single_axiom])).
% 29.23/10.48  thf(zip_derived_cl39, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X4 @ X3)) @ 
% 29.23/10.48           (multiply @ X4 @ 
% 29.23/10.48            (multiply @ X2 @ 
% 29.23/10.48             (inverse @ 
% 29.23/10.48              (multiply @ (inverse @ X1) @ 
% 29.23/10.48               (multiply @ (inverse @ X0) @ (multiply @ (inverse @ X0) @ X0)))))))
% 29.23/10.48           = (multiply @ 
% 29.23/10.48              (inverse @ (multiply @ (inverse @ (multiply @ X2 @ X0)) @ X3)) @ 
% 29.23/10.48              X1))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl3, zip_derived_cl15])).
% 29.23/10.48  thf(zip_derived_cl164, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X3 @ X2)) @ (multiply @ X3 @ X0))
% 29.23/10.48           = (multiply @ (inverse @ (multiply @ X1 @ X2)) @ 
% 29.23/10.48              (multiply @ X1 @ X0)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl87, zip_derived_cl87])).
% 29.23/10.48  thf(zip_derived_cl499, plain,
% 29.23/10.48      (![X0 : $i, X3 : $i, X4 : $i]:
% 29.23/10.48         ((X0)
% 29.23/10.48           = (inverse @ 
% 29.23/10.48              (multiply @ (inverse @ (multiply @ X4 @ (multiply @ X4 @ X0))) @ 
% 29.23/10.48               (multiply @ X4 @ 
% 29.23/10.48                (multiply @ X4 @ 
% 29.23/10.48                 (inverse @ 
% 29.23/10.48                  (multiply @ 
% 29.23/10.48                   (inverse @ 
% 29.23/10.48                    (multiply @ X3 @ (multiply @ (inverse @ X3) @ X3))) @ 
% 29.23/10.48                   (multiply @ X3 @ (multiply @ (inverse @ X3) @ X3)))))))))),
% 29.23/10.48      inference('demod', [status(thm)],
% 29.23/10.48                [zip_derived_cl423, zip_derived_cl0, zip_derived_cl39, 
% 29.23/10.48                 zip_derived_cl164])).
% 29.23/10.48  thf(zip_derived_cl868, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 29.23/10.48         ((X3)
% 29.23/10.48           = (inverse @ 
% 29.23/10.48              (multiply @ (inverse @ (multiply @ X2 @ (multiply @ X2 @ X3))) @ 
% 29.23/10.48               (multiply @ X2 @ 
% 29.23/10.48                (multiply @ X2 @ 
% 29.23/10.48                 (inverse @ 
% 29.23/10.48                  (multiply @ (inverse @ X1) @ 
% 29.23/10.48                   (multiply @ 
% 29.23/10.48                    (inverse @ 
% 29.23/10.48                     (multiply @ 
% 29.23/10.48                      (inverse @ 
% 29.23/10.48                       (inverse @ 
% 29.23/10.48                        (multiply @ (inverse @ X1) @ 
% 29.23/10.48                         (multiply @ (inverse @ X0) @ 
% 29.23/10.48                          (multiply @ (inverse @ X0) @ X0))))) @ 
% 29.23/10.48                      X0)) @ 
% 29.23/10.48                    (multiply @ 
% 29.23/10.48                     (inverse @ 
% 29.23/10.48                      (inverse @ 
% 29.23/10.48                       (multiply @ (inverse @ X1) @ 
% 29.23/10.48                        (multiply @ (inverse @ X0) @ 
% 29.23/10.48                         (multiply @ (inverse @ X0) @ X0))))) @ 
% 29.23/10.48                     (inverse @ 
% 29.23/10.48                      (multiply @ (inverse @ X1) @ 
% 29.23/10.48                       (multiply @ (inverse @ X0) @ 
% 29.23/10.48                        (multiply @ (inverse @ X0) @ X0)))))))))))))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl320, zip_derived_cl499])).
% 29.23/10.48  thf(zip_derived_cl15, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X2 @ X0)) @ 
% 29.23/10.48           (multiply @ X2 @ 
% 29.23/10.48            (inverse @ 
% 29.23/10.48             (multiply @ (inverse @ X1) @ 
% 29.23/10.48              (multiply @ (inverse @ X0) @ (multiply @ (inverse @ X0) @ X0))))))
% 29.23/10.48           = (X1))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl3, zip_derived_cl0])).
% 29.23/10.48  thf(zip_derived_cl903, plain,
% 29.23/10.48      (![X1 : $i, X2 : $i, X3 : $i]:
% 29.23/10.48         ((X3)
% 29.23/10.48           = (inverse @ 
% 29.23/10.48              (multiply @ (inverse @ (multiply @ X2 @ (multiply @ X2 @ X3))) @ 
% 29.23/10.48               (multiply @ X2 @ 
% 29.23/10.48                (multiply @ X2 @ (inverse @ (multiply @ (inverse @ X1) @ X1)))))))),
% 29.23/10.48      inference('demod', [status(thm)], [zip_derived_cl868, zip_derived_cl15])).
% 29.23/10.48  thf(zip_derived_cl985, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 29.23/10.48         ((X3)
% 29.23/10.48           = (inverse @ 
% 29.23/10.48              (multiply @ (inverse @ (multiply @ X2 @ (multiply @ X1 @ X3))) @ 
% 29.23/10.48               (multiply @ X2 @ 
% 29.23/10.48                (multiply @ X1 @ (inverse @ (multiply @ (inverse @ X0) @ X0)))))))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl164, zip_derived_cl903])).
% 29.23/10.48  thf(zip_derived_cl1087, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 29.23/10.48         ((inverse @ 
% 29.23/10.48           (multiply @ (inverse @ X3) @ 
% 29.23/10.48            (multiply @ (inverse @ X2) @ (multiply @ (inverse @ X2) @ X2))))
% 29.23/10.48           = (inverse @ 
% 29.23/10.48              (multiply @ (inverse @ X3) @ 
% 29.23/10.48               (multiply @ (inverse @ (multiply @ X1 @ X2)) @ 
% 29.23/10.48                (multiply @ X1 @ (inverse @ (multiply @ (inverse @ X0) @ X0)))))))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl320, zip_derived_cl985])).
% 29.23/10.48  thf(zip_derived_cl0, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i]:
% 29.23/10.48         ((multiply @ X1 @ 
% 29.23/10.48           (inverse @ 
% 29.23/10.48            (multiply @ 
% 29.23/10.48             (inverse @ (multiply @ (inverse @ (multiply @ X1 @ X2)) @ X0)) @ 
% 29.23/10.48             (multiply @ (inverse @ X2) @ (multiply @ (inverse @ X2) @ X2)))))
% 29.23/10.48           = (X0))),
% 29.23/10.48      inference('cnf', [status(esa)], [single_axiom])).
% 29.23/10.48  thf(zip_derived_cl1925, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 29.23/10.48         ((multiply @ X2 @ 
% 29.23/10.48           (inverse @ 
% 29.23/10.48            (multiply @ 
% 29.23/10.48             (inverse @ 
% 29.23/10.48              (multiply @ (inverse @ (multiply @ X2 @ X1)) @ 
% 29.23/10.48               (multiply @ (inverse @ X0) @ (multiply @ (inverse @ X0) @ X0)))) @ 
% 29.23/10.48             (multiply @ (inverse @ X1) @ (multiply @ (inverse @ X1) @ X1)))))
% 29.23/10.48           = (multiply @ (inverse @ (multiply @ X4 @ X0)) @ 
% 29.23/10.48              (multiply @ X4 @ (inverse @ (multiply @ (inverse @ X3) @ X3)))))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl1087, zip_derived_cl0])).
% 29.23/10.48  thf(zip_derived_cl0, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i]:
% 29.23/10.48         ((multiply @ X1 @ 
% 29.23/10.48           (inverse @ 
% 29.23/10.48            (multiply @ 
% 29.23/10.48             (inverse @ (multiply @ (inverse @ (multiply @ X1 @ X2)) @ X0)) @ 
% 29.23/10.48             (multiply @ (inverse @ X2) @ (multiply @ (inverse @ X2) @ X2)))))
% 29.23/10.48           = (X0))),
% 29.23/10.48      inference('cnf', [status(esa)], [single_axiom])).
% 29.23/10.48  thf(zip_derived_cl2059, plain,
% 29.23/10.48      (![X0 : $i, X3 : $i, X4 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ X0) @ (multiply @ (inverse @ X0) @ X0))
% 29.23/10.48           = (multiply @ (inverse @ (multiply @ X4 @ X0)) @ 
% 29.23/10.48              (multiply @ X4 @ (inverse @ (multiply @ (inverse @ X3) @ X3)))))),
% 29.23/10.48      inference('demod', [status(thm)], [zip_derived_cl1925, zip_derived_cl0])).
% 29.23/10.48  thf(zip_derived_cl39, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X4 @ X3)) @ 
% 29.23/10.48           (multiply @ X4 @ 
% 29.23/10.48            (multiply @ X2 @ 
% 29.23/10.48             (inverse @ 
% 29.23/10.48              (multiply @ (inverse @ X1) @ 
% 29.23/10.48               (multiply @ (inverse @ X0) @ (multiply @ (inverse @ X0) @ X0)))))))
% 29.23/10.48           = (multiply @ 
% 29.23/10.48              (inverse @ (multiply @ (inverse @ (multiply @ X2 @ X0)) @ X3)) @ 
% 29.23/10.48              X1))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl3, zip_derived_cl15])).
% 29.23/10.48  thf(zip_derived_cl985, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 29.23/10.48         ((X3)
% 29.23/10.48           = (inverse @ 
% 29.23/10.48              (multiply @ (inverse @ (multiply @ X2 @ (multiply @ X1 @ X3))) @ 
% 29.23/10.48               (multiply @ X2 @ 
% 29.23/10.48                (multiply @ X1 @ (inverse @ (multiply @ (inverse @ X0) @ X0)))))))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl164, zip_derived_cl903])).
% 29.23/10.48  thf(zip_derived_cl1082, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i]:
% 29.23/10.48         ((X1)
% 29.23/10.48           = (inverse @ 
% 29.23/10.48              (multiply @ 
% 29.23/10.48               (inverse @ 
% 29.23/10.48                (multiply @ (inverse @ (multiply @ X2 @ X0)) @ 
% 29.23/10.48                 (multiply @ X2 @ X1))) @ 
% 29.23/10.48               (multiply @ (inverse @ X0) @ (multiply @ (inverse @ X0) @ X0)))))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl39, zip_derived_cl985])).
% 29.23/10.48  thf(zip_derived_cl2127, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((inverse @ (multiply @ (inverse @ X1) @ X1))
% 29.23/10.48           = (inverse @ 
% 29.23/10.48              (multiply @ 
% 29.23/10.48               (inverse @ 
% 29.23/10.48                (multiply @ (inverse @ X0) @ (multiply @ (inverse @ X0) @ X0))) @ 
% 29.23/10.48               (multiply @ (inverse @ X0) @ (multiply @ (inverse @ X0) @ X0)))))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl2059, zip_derived_cl1082])).
% 29.23/10.48  thf(zip_derived_cl2127, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((inverse @ (multiply @ (inverse @ X1) @ X1))
% 29.23/10.48           = (inverse @ 
% 29.23/10.48              (multiply @ 
% 29.23/10.48               (inverse @ 
% 29.23/10.48                (multiply @ (inverse @ X0) @ (multiply @ (inverse @ X0) @ X0))) @ 
% 29.23/10.48               (multiply @ (inverse @ X0) @ (multiply @ (inverse @ X0) @ X0)))))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl2059, zip_derived_cl1082])).
% 29.23/10.48  thf(zip_derived_cl2415, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((inverse @ (multiply @ (inverse @ X1) @ X1))
% 29.23/10.48           = (inverse @ (multiply @ (inverse @ X0) @ X0)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl2127, zip_derived_cl2127])).
% 29.23/10.48  thf(zip_derived_cl164, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X3 @ X2)) @ (multiply @ X3 @ X0))
% 29.23/10.48           = (multiply @ (inverse @ (multiply @ X1 @ X2)) @ 
% 29.23/10.48              (multiply @ X1 @ X0)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl87, zip_derived_cl87])).
% 29.23/10.48  thf(zip_derived_cl2670, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X3 @ X2)) @ (multiply @ X3 @ X1))
% 29.23/10.48           = (multiply @ (inverse @ (multiply @ (inverse @ X0) @ X0)) @ 
% 29.23/10.48              (multiply @ (inverse @ X2) @ X1)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl2415, zip_derived_cl164])).
% 29.23/10.48  thf(zip_derived_cl1082, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i]:
% 29.23/10.48         ((X1)
% 29.23/10.48           = (inverse @ 
% 29.23/10.48              (multiply @ 
% 29.23/10.48               (inverse @ 
% 29.23/10.48                (multiply @ (inverse @ (multiply @ X2 @ X0)) @ 
% 29.23/10.48                 (multiply @ X2 @ X1))) @ 
% 29.23/10.48               (multiply @ (inverse @ X0) @ (multiply @ (inverse @ X0) @ X0)))))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl39, zip_derived_cl985])).
% 29.23/10.48  thf(zip_derived_cl2901, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((X0)
% 29.23/10.48           = (inverse @ 
% 29.23/10.48              (multiply @ (inverse @ (multiply @ X1 @ X0)) @ 
% 29.23/10.48               (multiply @ X1 @ (multiply @ (inverse @ X0) @ X0)))))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl2670, zip_derived_cl1082])).
% 29.23/10.48  thf(zip_derived_cl15, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X2 @ X0)) @ 
% 29.23/10.48           (multiply @ X2 @ 
% 29.23/10.48            (inverse @ 
% 29.23/10.48             (multiply @ (inverse @ X1) @ 
% 29.23/10.48              (multiply @ (inverse @ X0) @ (multiply @ (inverse @ X0) @ X0))))))
% 29.23/10.48           = (X1))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl3, zip_derived_cl0])).
% 29.23/10.48  thf(zip_derived_cl3158, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X1 @ X0)) @ (multiply @ X1 @ X0))
% 29.23/10.48           = (multiply @ (inverse @ X0) @ X0))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl2901, zip_derived_cl15])).
% 29.23/10.48  thf(zip_derived_cl2670, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X3 @ X2)) @ (multiply @ X3 @ X1))
% 29.23/10.48           = (multiply @ (inverse @ (multiply @ (inverse @ X0) @ X0)) @ 
% 29.23/10.48              (multiply @ (inverse @ X2) @ X1)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl2415, zip_derived_cl164])).
% 29.23/10.48  thf(zip_derived_cl3378, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ X0) @ X0)
% 29.23/10.48           = (multiply @ (inverse @ (multiply @ (inverse @ X1) @ X1)) @ 
% 29.23/10.48              (multiply @ (inverse @ X0) @ X0)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl3158, zip_derived_cl2670])).
% 29.23/10.48  thf(zip_derived_cl2901, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((X0)
% 29.23/10.48           = (inverse @ 
% 29.23/10.48              (multiply @ (inverse @ (multiply @ X1 @ X0)) @ 
% 29.23/10.48               (multiply @ X1 @ (multiply @ (inverse @ X0) @ X0)))))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl2670, zip_derived_cl1082])).
% 29.23/10.48  thf(zip_derived_cl3673, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ X0) @ X0)
% 29.23/10.48           = (inverse @ 
% 29.23/10.48              (multiply @ (inverse @ (multiply @ (inverse @ X0) @ X0)) @ 
% 29.23/10.48               (multiply @ (inverse @ (multiply @ (inverse @ X1) @ X1)) @ 
% 29.23/10.48                (multiply @ (inverse @ (multiply @ (inverse @ X0) @ X0)) @ 
% 29.23/10.48                 (multiply @ (inverse @ X0) @ X0))))))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl3378, zip_derived_cl2901])).
% 29.23/10.48  thf(zip_derived_cl3378, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ X0) @ X0)
% 29.23/10.48           = (multiply @ (inverse @ (multiply @ (inverse @ X1) @ X1)) @ 
% 29.23/10.48              (multiply @ (inverse @ X0) @ X0)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl3158, zip_derived_cl2670])).
% 29.23/10.48  thf(zip_derived_cl3378, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ X0) @ X0)
% 29.23/10.48           = (multiply @ (inverse @ (multiply @ (inverse @ X1) @ X1)) @ 
% 29.23/10.48              (multiply @ (inverse @ X0) @ X0)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl3158, zip_derived_cl2670])).
% 29.23/10.48  thf(zip_derived_cl3378, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ X0) @ X0)
% 29.23/10.48           = (multiply @ (inverse @ (multiply @ (inverse @ X1) @ X1)) @ 
% 29.23/10.48              (multiply @ (inverse @ X0) @ X0)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl3158, zip_derived_cl2670])).
% 29.23/10.48  thf(zip_derived_cl3830, plain,
% 29.23/10.48      (![X0 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ X0) @ X0)
% 29.23/10.48           = (inverse @ (multiply @ (inverse @ X0) @ X0)))),
% 29.23/10.48      inference('demod', [status(thm)],
% 29.23/10.48                [zip_derived_cl3673, zip_derived_cl3378, zip_derived_cl3378, 
% 29.23/10.48                 zip_derived_cl3378])).
% 29.23/10.48  thf(zip_derived_cl2415, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((inverse @ (multiply @ (inverse @ X1) @ X1))
% 29.23/10.48           = (inverse @ (multiply @ (inverse @ X0) @ X0)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl2127, zip_derived_cl2127])).
% 29.23/10.48  thf(zip_derived_cl3920, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ X0) @ X0)
% 29.23/10.48           = (inverse @ (multiply @ (inverse @ X1) @ X1)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl3830, zip_derived_cl2415])).
% 29.23/10.48  thf(zip_derived_cl3920, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ X0) @ X0)
% 29.23/10.48           = (inverse @ (multiply @ (inverse @ X1) @ X1)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl3830, zip_derived_cl2415])).
% 29.23/10.48  thf(zip_derived_cl4045, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ X1) @ X1) = (multiply @ (inverse @ X0) @ X0))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl3920, zip_derived_cl3920])).
% 29.23/10.48  thf(zip_derived_cl1082, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i]:
% 29.23/10.48         ((X1)
% 29.23/10.48           = (inverse @ 
% 29.23/10.48              (multiply @ 
% 29.23/10.48               (inverse @ 
% 29.23/10.48                (multiply @ (inverse @ (multiply @ X2 @ X0)) @ 
% 29.23/10.48                 (multiply @ X2 @ X1))) @ 
% 29.23/10.48               (multiply @ (inverse @ X0) @ (multiply @ (inverse @ X0) @ X0)))))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl39, zip_derived_cl985])).
% 29.23/10.48  thf(zip_derived_cl164, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X3 @ X2)) @ (multiply @ X3 @ X0))
% 29.23/10.48           = (multiply @ (inverse @ (multiply @ X1 @ X2)) @ 
% 29.23/10.48              (multiply @ X1 @ X0)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl87, zip_derived_cl87])).
% 29.23/10.48  thf(zip_derived_cl15, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X2 @ X0)) @ 
% 29.23/10.48           (multiply @ X2 @ 
% 29.23/10.48            (inverse @ 
% 29.23/10.48             (multiply @ (inverse @ X1) @ 
% 29.23/10.48              (multiply @ (inverse @ X0) @ (multiply @ (inverse @ X0) @ X0))))))
% 29.23/10.48           = (X1))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl3, zip_derived_cl0])).
% 29.23/10.48  thf(zip_derived_cl278, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X3 @ X0)) @ 
% 29.23/10.48           (multiply @ X3 @ 
% 29.23/10.48            (inverse @ 
% 29.23/10.48             (multiply @ (inverse @ (multiply @ X1 @ X2)) @ 
% 29.23/10.48              (multiply @ X1 @ (multiply @ (inverse @ X0) @ X0))))))
% 29.23/10.48           = (multiply @ (inverse @ X0) @ X2))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl164, zip_derived_cl15])).
% 29.23/10.48  thf(zip_derived_cl3920, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ X0) @ X0)
% 29.23/10.48           = (inverse @ (multiply @ (inverse @ X1) @ X1)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl3830, zip_derived_cl2415])).
% 29.23/10.48  thf(zip_derived_cl2901, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((X0)
% 29.23/10.48           = (inverse @ 
% 29.23/10.48              (multiply @ (inverse @ (multiply @ X1 @ X0)) @ 
% 29.23/10.48               (multiply @ X1 @ (multiply @ (inverse @ X0) @ X0)))))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl2670, zip_derived_cl1082])).
% 29.23/10.48  thf(zip_derived_cl4101, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i]:
% 29.23/10.48         ((X1)
% 29.23/10.48           = (inverse @ 
% 29.23/10.48              (multiply @ (inverse @ (multiply @ X2 @ X1)) @ 
% 29.23/10.48               (multiply @ X2 @ (inverse @ (multiply @ (inverse @ X0) @ X0))))))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl3920, zip_derived_cl2901])).
% 29.23/10.48  thf(zip_derived_cl3920, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ X0) @ X0)
% 29.23/10.48           = (inverse @ (multiply @ (inverse @ X1) @ X1)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl3830, zip_derived_cl2415])).
% 29.23/10.48  thf(zip_derived_cl4228, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i]:
% 29.23/10.48         ((X1)
% 29.23/10.48           = (inverse @ 
% 29.23/10.48              (multiply @ (inverse @ (multiply @ X2 @ X1)) @ 
% 29.23/10.48               (multiply @ X2 @ (multiply @ (inverse @ X0) @ X0)))))),
% 29.23/10.48      inference('demod', [status(thm)],
% 29.23/10.48                [zip_derived_cl4101, zip_derived_cl3920])).
% 29.23/10.48  thf(zip_derived_cl4815, plain,
% 29.23/10.48      (![X0 : $i, X2 : $i, X3 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X3 @ X0)) @ (multiply @ X3 @ X2))
% 29.23/10.48           = (multiply @ (inverse @ X0) @ X2))),
% 29.23/10.48      inference('demod', [status(thm)], [zip_derived_cl278, zip_derived_cl4228])).
% 29.23/10.48  thf(zip_derived_cl4815, plain,
% 29.23/10.48      (![X0 : $i, X2 : $i, X3 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X3 @ X0)) @ (multiply @ X3 @ X2))
% 29.23/10.48           = (multiply @ (inverse @ X0) @ X2))),
% 29.23/10.48      inference('demod', [status(thm)], [zip_derived_cl278, zip_derived_cl4228])).
% 29.23/10.48  thf(zip_derived_cl4986, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((X1)
% 29.23/10.48           = (inverse @ 
% 29.23/10.48              (multiply @ (inverse @ X1) @ (multiply @ (inverse @ X0) @ X0))))),
% 29.23/10.48      inference('demod', [status(thm)],
% 29.23/10.48                [zip_derived_cl1082, zip_derived_cl4815, zip_derived_cl4815])).
% 29.23/10.48  thf(zip_derived_cl15, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X2 @ X0)) @ 
% 29.23/10.48           (multiply @ X2 @ 
% 29.23/10.48            (inverse @ 
% 29.23/10.48             (multiply @ (inverse @ X1) @ 
% 29.23/10.48              (multiply @ (inverse @ X0) @ (multiply @ (inverse @ X0) @ X0))))))
% 29.23/10.48           = (X1))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl3, zip_derived_cl0])).
% 29.23/10.48  thf(zip_derived_cl5096, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i]:
% 29.23/10.48         ((multiply @ X0 @ 
% 29.23/10.48           (multiply @ (inverse @ X0) @ 
% 29.23/10.48            (inverse @ 
% 29.23/10.48             (multiply @ (inverse @ X1) @ 
% 29.23/10.48              (multiply @ (inverse @ (multiply @ (inverse @ X2) @ X2)) @ 
% 29.23/10.48               (multiply @ (inverse @ (multiply @ (inverse @ X2) @ X2)) @ 
% 29.23/10.48                (multiply @ (inverse @ X2) @ X2)))))))
% 29.23/10.48           = (X1))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl4986, zip_derived_cl15])).
% 29.23/10.48  thf(zip_derived_cl3920, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ X0) @ X0)
% 29.23/10.48           = (inverse @ (multiply @ (inverse @ X1) @ X1)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl3830, zip_derived_cl2415])).
% 29.23/10.48  thf(zip_derived_cl3158, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X1 @ X0)) @ (multiply @ X1 @ X0))
% 29.23/10.48           = (multiply @ (inverse @ X0) @ X0))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl2901, zip_derived_cl15])).
% 29.23/10.48  thf(zip_derived_cl4081, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ (inverse @ X1) @ X1)) @ 
% 29.23/10.48           (inverse @ (multiply @ (inverse @ X0) @ X0)))
% 29.23/10.48           = (multiply @ (inverse @ X1) @ X1))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl3920, zip_derived_cl3158])).
% 29.23/10.48  thf(zip_derived_cl3920, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ X0) @ X0)
% 29.23/10.48           = (inverse @ (multiply @ (inverse @ X1) @ X1)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl3830, zip_derived_cl2415])).
% 29.23/10.48  thf(zip_derived_cl4208, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ (inverse @ X1) @ X1)) @ 
% 29.23/10.48           (multiply @ (inverse @ X0) @ X0)) = (multiply @ (inverse @ X1) @ X1))),
% 29.23/10.48      inference('demod', [status(thm)],
% 29.23/10.48                [zip_derived_cl4081, zip_derived_cl3920])).
% 29.23/10.48  thf(zip_derived_cl4208, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ (inverse @ X1) @ X1)) @ 
% 29.23/10.48           (multiply @ (inverse @ X0) @ X0)) = (multiply @ (inverse @ X1) @ X1))),
% 29.23/10.48      inference('demod', [status(thm)],
% 29.23/10.48                [zip_derived_cl4081, zip_derived_cl3920])).
% 29.23/10.48  thf(zip_derived_cl4986, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((X1)
% 29.23/10.48           = (inverse @ 
% 29.23/10.48              (multiply @ (inverse @ X1) @ (multiply @ (inverse @ X0) @ X0))))),
% 29.23/10.48      inference('demod', [status(thm)],
% 29.23/10.48                [zip_derived_cl1082, zip_derived_cl4815, zip_derived_cl4815])).
% 29.23/10.48  thf(zip_derived_cl5157, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((multiply @ X0 @ (multiply @ (inverse @ X0) @ X1)) = (X1))),
% 29.23/10.48      inference('demod', [status(thm)],
% 29.23/10.48                [zip_derived_cl5096, zip_derived_cl4208, zip_derived_cl4208, 
% 29.23/10.48                 zip_derived_cl4986])).
% 29.23/10.48  thf(zip_derived_cl5236, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((multiply @ X1 @ (multiply @ (inverse @ X0) @ X0)) = (X1))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl4045, zip_derived_cl5157])).
% 29.23/10.48  thf(zip_derived_cl4815, plain,
% 29.23/10.48      (![X0 : $i, X2 : $i, X3 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X3 @ X0)) @ (multiply @ X3 @ X2))
% 29.23/10.48           = (multiply @ (inverse @ X0) @ X2))),
% 29.23/10.48      inference('demod', [status(thm)], [zip_derived_cl278, zip_derived_cl4228])).
% 29.23/10.48  thf(zip_derived_cl5307, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X0 @ X2)) @ X0)
% 29.23/10.48           = (multiply @ (inverse @ X2) @ (multiply @ (inverse @ X1) @ X1)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl5236, zip_derived_cl4815])).
% 29.23/10.48  thf(zip_derived_cl5236, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((multiply @ X1 @ (multiply @ (inverse @ X0) @ X0)) = (X1))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl4045, zip_derived_cl5157])).
% 29.23/10.48  thf(zip_derived_cl5335, plain,
% 29.23/10.48      (![X0 : $i, X2 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X0 @ X2)) @ X0) = (inverse @ X2))),
% 29.23/10.48      inference('demod', [status(thm)],
% 29.23/10.48                [zip_derived_cl5307, zip_derived_cl5236])).
% 29.23/10.48  thf(zip_derived_cl5335, plain,
% 29.23/10.48      (![X0 : $i, X2 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X0 @ X2)) @ X0) = (inverse @ X2))),
% 29.23/10.48      inference('demod', [status(thm)],
% 29.23/10.48                [zip_derived_cl5307, zip_derived_cl5236])).
% 29.23/10.48  thf(zip_derived_cl5527, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (inverse @ X0)) @ 
% 29.23/10.48           (inverse @ (multiply @ X1 @ X0))) = (inverse @ X1))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl5335, zip_derived_cl5335])).
% 29.23/10.48  thf(zip_derived_cl5157, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((multiply @ X0 @ (multiply @ (inverse @ X0) @ X1)) = (X1))),
% 29.23/10.48      inference('demod', [status(thm)],
% 29.23/10.48                [zip_derived_cl5096, zip_derived_cl4208, zip_derived_cl4208, 
% 29.23/10.48                 zip_derived_cl4986])).
% 29.23/10.48  thf(zip_derived_cl4986, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((X1)
% 29.23/10.48           = (inverse @ 
% 29.23/10.48              (multiply @ (inverse @ X1) @ (multiply @ (inverse @ X0) @ X0))))),
% 29.23/10.48      inference('demod', [status(thm)],
% 29.23/10.48                [zip_derived_cl1082, zip_derived_cl4815, zip_derived_cl4815])).
% 29.23/10.48  thf(zip_derived_cl5231, plain,
% 29.23/10.48      (![X0 : $i]: ((X0) = (inverse @ (inverse @ X0)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl5157, zip_derived_cl4986])).
% 29.23/10.48  thf(zip_derived_cl5539, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i]:
% 29.23/10.48         ((multiply @ X0 @ (inverse @ (multiply @ X1 @ X0))) = (inverse @ X1))),
% 29.23/10.48      inference('demod', [status(thm)],
% 29.23/10.48                [zip_derived_cl5527, zip_derived_cl5231])).
% 29.23/10.48  thf(zip_derived_cl4815, plain,
% 29.23/10.48      (![X0 : $i, X2 : $i, X3 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (multiply @ X3 @ X0)) @ (multiply @ X3 @ X2))
% 29.23/10.48           = (multiply @ (inverse @ X0) @ X2))),
% 29.23/10.48      inference('demod', [status(thm)], [zip_derived_cl278, zip_derived_cl4228])).
% 29.23/10.48  thf(zip_derived_cl5615, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i]:
% 29.23/10.48         ((multiply @ (inverse @ (inverse @ X0)) @ (multiply @ X2 @ X1))
% 29.23/10.48           = (multiply @ (inverse @ (inverse @ (multiply @ X0 @ X2))) @ X1))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl5539, zip_derived_cl4815])).
% 29.23/10.48  thf(zip_derived_cl5231, plain,
% 29.23/10.48      (![X0 : $i]: ((X0) = (inverse @ (inverse @ X0)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl5157, zip_derived_cl4986])).
% 29.23/10.48  thf(zip_derived_cl5231, plain,
% 29.23/10.48      (![X0 : $i]: ((X0) = (inverse @ (inverse @ X0)))),
% 29.23/10.48      inference('sup+', [status(thm)], [zip_derived_cl5157, zip_derived_cl4986])).
% 29.23/10.48  thf(zip_derived_cl5654, plain,
% 29.23/10.48      (![X0 : $i, X1 : $i, X2 : $i]:
% 29.23/10.48         ((multiply @ X0 @ (multiply @ X2 @ X1))
% 29.23/10.48           = (multiply @ (multiply @ X0 @ X2) @ X1))),
% 29.23/10.48      inference('demod', [status(thm)],
% 29.23/10.48                [zip_derived_cl5615, zip_derived_cl5231, zip_derived_cl5231])).
% 29.23/10.48  thf(zip_derived_cl5660, plain,
% 29.23/10.48      (((multiply @ a3 @ (multiply @ b3 @ c3))
% 29.23/10.48         != (multiply @ a3 @ (multiply @ b3 @ c3)))),
% 29.23/10.48      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl5654])).
% 29.23/10.48  thf(zip_derived_cl5661, plain, ($false),
% 29.23/10.48      inference('simplify', [status(thm)], [zip_derived_cl5660])).
% 29.23/10.48  
% 29.23/10.48  % SZS output end Refutation
% 29.23/10.48  
% 29.23/10.48  
% 29.23/10.48  % Terminating...
% 29.54/10.65  % Runner terminated.
% 29.54/10.68  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------