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Zipperpin---2.1.9999.UNS-Ref.s

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%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : GRP419-1 : 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.k2ymNAGjxJ true

% Computer : n013.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 49.96s 7.72s
% Output   : Refutation 49.96s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.12  % Problem  : GRP419-1 : TPTP v9.2.0. Released v2.6.0.
% 0.12/0.13  % Command  : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.k2ymNAGjxJ true
% 0.13/0.34  % Computer : n013.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 300
% 0.13/0.34  % DateTime : Wed Oct  1 14:07:23 EDT 2025
% 0.13/0.34  % CPUTime  : 
% 0.13/0.34  % Running portfolio for 300 s
% 0.13/0.34  % File         : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.13/0.34  % Number of cores: 8
% 0.13/0.35  % Python version: Python 3.6.8
% 0.13/0.35  % Running in FO mode
% 0.55/0.62  % Total configuration time : 435
% 0.55/0.62  % Estimated wc time : 1092
% 0.55/0.62  % Estimated cpu time (7 cpus) : 156.0
% 0.56/0.69  % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.56/0.70  % /export/starexec/sandbox/solver/bin/fo/fo3_bce.sh running for 75s
% 0.57/0.75  % /export/starexec/sandbox/solver/bin/fo/fo7.sh running for 63s
% 0.57/0.75  % /export/starexec/sandbox/solver/bin/fo/fo1_av.sh running for 75s
% 0.57/0.75  % /export/starexec/sandbox/solver/bin/fo/fo13.sh running for 50s
% 0.57/0.75  % /export/starexec/sandbox/solver/bin/fo/fo4.sh running for 50s
% 0.57/0.75  % /export/starexec/sandbox/solver/bin/fo/fo5.sh running for 50s
% 49.96/7.72  % Solved by fo/fo7.sh.
% 49.96/7.72  % done 991 iterations in 6.936s
% 49.96/7.72  % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 49.96/7.72  % SZS output start Refutation
% 49.96/7.72  thf(a2_type, type, a2: $i).
% 49.96/7.72  thf(inverse_type, type, inverse: $i > $i).
% 49.96/7.72  thf(multiply_type, type, multiply: $i > $i > $i).
% 49.96/7.72  thf(b2_type, type, b2: $i).
% 49.96/7.72  thf(single_axiom, axiom,
% 49.96/7.72    (( inverse @
% 49.96/7.72       ( multiply @
% 49.96/7.72         ( inverse @
% 49.96/7.72           ( multiply @
% 49.96/7.72             A @ 
% 49.96/7.72             ( inverse @
% 49.96/7.72               ( multiply @
% 49.96/7.72                 ( inverse @ B ) @ 
% 49.96/7.72                 ( inverse @
% 49.96/7.72                   ( multiply @
% 49.96/7.72                     C @ ( inverse @ ( multiply @ ( inverse @ C ) @ C ) ) ) ) ) ) ) ) @ 
% 49.96/7.72         ( multiply @ A @ C ) ) ) =
% 49.96/7.72     ( B ))).
% 49.96/7.72  thf(zip_derived_cl0, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ X1 @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ (inverse @ X0) @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ X2 @ (inverse @ (multiply @ (inverse @ X2) @ X2)))))))) @ 
% 49.96/7.72            (multiply @ X1 @ X2)))
% 49.96/7.72           = (X0))),
% 49.96/7.72      inference('cnf', [status(esa)], [single_axiom])).
% 49.96/7.72  thf(zip_derived_cl0, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ X1 @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ (inverse @ X0) @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ X2 @ (inverse @ (multiply @ (inverse @ X2) @ X2)))))))) @ 
% 49.96/7.72            (multiply @ X1 @ X2)))
% 49.96/7.72           = (X0))),
% 49.96/7.72      inference('cnf', [status(esa)], [single_axiom])).
% 49.96/7.72  thf(zip_derived_cl2, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ X4 @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ X0 @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ X3 @ (inverse @ (multiply @ (inverse @ X3) @ X3)))))))) @ 
% 49.96/7.72            (multiply @ X4 @ X3)))
% 49.96/7.72           = (multiply @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ X2 @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ (inverse @ X0) @ 
% 49.96/7.72                  (inverse @ 
% 49.96/7.72                   (multiply @ X1 @ 
% 49.96/7.72                    (inverse @ (multiply @ (inverse @ X1) @ X1)))))))) @ 
% 49.96/7.72              (multiply @ X2 @ X1)))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 49.96/7.72  thf(zip_derived_cl0, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ X1 @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ (inverse @ X0) @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ X2 @ (inverse @ (multiply @ (inverse @ X2) @ X2)))))))) @ 
% 49.96/7.72            (multiply @ X1 @ X2)))
% 49.96/7.72           = (X0))),
% 49.96/7.72      inference('cnf', [status(esa)], [single_axiom])).
% 49.96/7.72  thf(zip_derived_cl17, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((multiply @ 
% 49.96/7.72           (inverse @ 
% 49.96/7.72            (multiply @ X1 @ 
% 49.96/7.72             (inverse @ 
% 49.96/7.72              (multiply @ (inverse @ (inverse @ X2)) @ 
% 49.96/7.72               (inverse @ 
% 49.96/7.72                (multiply @ X0 @ (inverse @ (multiply @ (inverse @ X0) @ X0)))))))) @ 
% 49.96/7.72           (multiply @ X1 @ X0)) = (X2))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl2, zip_derived_cl0])).
% 49.96/7.72  thf(zip_derived_cl0, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ X1 @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ (inverse @ X0) @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ X2 @ (inverse @ (multiply @ (inverse @ X2) @ X2)))))))) @ 
% 49.96/7.72            (multiply @ X1 @ X2)))
% 49.96/7.72           = (X0))),
% 49.96/7.72      inference('cnf', [status(esa)], [single_axiom])).
% 49.96/7.72  thf(zip_derived_cl46, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ X3 @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ (inverse @ (inverse @ X0)) @ 
% 49.96/7.72                  (inverse @ 
% 49.96/7.72                   (multiply @ X2 @ 
% 49.96/7.72                    (inverse @ (multiply @ (inverse @ X2) @ X2)))))))) @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ (inverse @ X1) @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ (multiply @ X3 @ X2) @ 
% 49.96/7.72                  (inverse @ 
% 49.96/7.72                   (multiply @ (inverse @ (multiply @ X3 @ X2)) @ 
% 49.96/7.72                    (multiply @ X3 @ X2))))))))) @ 
% 49.96/7.72            X0))
% 49.96/7.72           = (X1))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl17, zip_derived_cl0])).
% 49.96/7.72  thf(zip_derived_cl0, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ X1 @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ (inverse @ X0) @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ X2 @ (inverse @ (multiply @ (inverse @ X2) @ X2)))))))) @ 
% 49.96/7.72            (multiply @ X1 @ X2)))
% 49.96/7.72           = (X0))),
% 49.96/7.72      inference('cnf', [status(esa)], [single_axiom])).
% 49.96/7.72  thf(zip_derived_cl137, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ (inverse @ (multiply @ X4 @ X0)) @ (multiply @ X4 @ X3)))
% 49.96/7.72           = (multiply @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ X2 @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ 
% 49.96/7.72                  (inverse @ 
% 49.96/7.72                   (inverse @ 
% 49.96/7.72                    (inverse @ 
% 49.96/7.72                     (multiply @ X3 @ 
% 49.96/7.72                      (inverse @ (multiply @ (inverse @ X3) @ X3)))))) @ 
% 49.96/7.72                  (inverse @ 
% 49.96/7.72                   (multiply @ X1 @ 
% 49.96/7.72                    (inverse @ (multiply @ (inverse @ X1) @ X1)))))))) @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ (inverse @ X0) @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ (multiply @ X2 @ X1) @ 
% 49.96/7.72                  (inverse @ 
% 49.96/7.72                   (multiply @ (inverse @ (multiply @ X2 @ X1)) @ 
% 49.96/7.72                    (multiply @ X2 @ X1)))))))))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl46, zip_derived_cl0])).
% 49.96/7.72  thf(zip_derived_cl17, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((multiply @ 
% 49.96/7.72           (inverse @ 
% 49.96/7.72            (multiply @ X1 @ 
% 49.96/7.72             (inverse @ 
% 49.96/7.72              (multiply @ (inverse @ (inverse @ X2)) @ 
% 49.96/7.72               (inverse @ 
% 49.96/7.72                (multiply @ X0 @ (inverse @ (multiply @ (inverse @ X0) @ X0)))))))) @ 
% 49.96/7.72           (multiply @ X1 @ X0)) = (X2))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl2, zip_derived_cl0])).
% 49.96/7.72  thf(zip_derived_cl17, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((multiply @ 
% 49.96/7.72           (inverse @ 
% 49.96/7.72            (multiply @ X1 @ 
% 49.96/7.72             (inverse @ 
% 49.96/7.72              (multiply @ (inverse @ (inverse @ X2)) @ 
% 49.96/7.72               (inverse @ 
% 49.96/7.72                (multiply @ X0 @ (inverse @ (multiply @ (inverse @ X0) @ X0)))))))) @ 
% 49.96/7.72           (multiply @ X1 @ X0)) = (X2))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl2, zip_derived_cl0])).
% 49.96/7.72  thf(zip_derived_cl48, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 49.96/7.72         ((multiply @ 
% 49.96/7.72           (inverse @ 
% 49.96/7.72            (multiply @ 
% 49.96/7.72             (inverse @ 
% 49.96/7.72              (multiply @ X3 @ 
% 49.96/7.72               (inverse @ 
% 49.96/7.72                (multiply @ (inverse @ (inverse @ X0)) @ 
% 49.96/7.72                 (inverse @ 
% 49.96/7.72                  (multiply @ X2 @ (inverse @ (multiply @ (inverse @ X2) @ X2)))))))) @ 
% 49.96/7.72             (inverse @ 
% 49.96/7.72              (multiply @ (inverse @ (inverse @ X1)) @ 
% 49.96/7.72               (inverse @ 
% 49.96/7.72                (multiply @ (multiply @ X3 @ X2) @ 
% 49.96/7.72                 (inverse @ 
% 49.96/7.72                  (multiply @ (inverse @ (multiply @ X3 @ X2)) @ 
% 49.96/7.72                   (multiply @ X3 @ X2))))))))) @ 
% 49.96/7.72           X0) = (X1))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl17, zip_derived_cl17])).
% 49.96/7.72  thf(zip_derived_cl544, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((multiply @ 
% 49.96/7.72           (inverse @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ (inverse @ (multiply @ X1 @ (inverse @ X2))) @ 
% 49.96/7.72              (multiply @ X1 @ X0)))) @ 
% 49.96/7.72           (inverse @ 
% 49.96/7.72            (multiply @ X0 @ (inverse @ (multiply @ (inverse @ X0) @ X0)))))
% 49.96/7.72           = (X2))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl137, zip_derived_cl48])).
% 49.96/7.72  thf(zip_derived_cl137, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ (inverse @ (multiply @ X4 @ X0)) @ (multiply @ X4 @ X3)))
% 49.96/7.72           = (multiply @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ X2 @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ 
% 49.96/7.72                  (inverse @ 
% 49.96/7.72                   (inverse @ 
% 49.96/7.72                    (inverse @ 
% 49.96/7.72                     (multiply @ X3 @ 
% 49.96/7.72                      (inverse @ (multiply @ (inverse @ X3) @ X3)))))) @ 
% 49.96/7.72                  (inverse @ 
% 49.96/7.72                   (multiply @ X1 @ 
% 49.96/7.72                    (inverse @ (multiply @ (inverse @ X1) @ X1)))))))) @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ (inverse @ X0) @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ (multiply @ X2 @ X1) @ 
% 49.96/7.72                  (inverse @ 
% 49.96/7.72                   (multiply @ (inverse @ (multiply @ X2 @ X1)) @ 
% 49.96/7.72                    (multiply @ X2 @ X1)))))))))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl46, zip_derived_cl0])).
% 49.96/7.72  thf(zip_derived_cl46, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ X3 @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ (inverse @ (inverse @ X0)) @ 
% 49.96/7.72                  (inverse @ 
% 49.96/7.72                   (multiply @ X2 @ 
% 49.96/7.72                    (inverse @ (multiply @ (inverse @ X2) @ X2)))))))) @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ (inverse @ X1) @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ (multiply @ X3 @ X2) @ 
% 49.96/7.72                  (inverse @ 
% 49.96/7.72                   (multiply @ (inverse @ (multiply @ X3 @ X2)) @ 
% 49.96/7.72                    (multiply @ X3 @ X2))))))))) @ 
% 49.96/7.72            X0))
% 49.96/7.72           = (X1))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl17, zip_derived_cl0])).
% 49.96/7.72  thf(zip_derived_cl542, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (inverse @ 
% 49.96/7.72              (multiply @ (inverse @ (multiply @ X1 @ X2)) @ 
% 49.96/7.72               (multiply @ X1 @ X0)))) @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ X0 @ (inverse @ (multiply @ (inverse @ X0) @ X0))))))
% 49.96/7.72           = (X2))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl137, zip_derived_cl46])).
% 49.96/7.72  thf(zip_derived_cl542, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (inverse @ 
% 49.96/7.72              (multiply @ (inverse @ (multiply @ X1 @ X2)) @ 
% 49.96/7.72               (multiply @ X1 @ X0)))) @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ X0 @ (inverse @ (multiply @ (inverse @ X0) @ X0))))))
% 49.96/7.72           = (X2))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl137, zip_derived_cl46])).
% 49.96/7.72  thf(zip_derived_cl17, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((multiply @ 
% 49.96/7.72           (inverse @ 
% 49.96/7.72            (multiply @ X1 @ 
% 49.96/7.72             (inverse @ 
% 49.96/7.72              (multiply @ (inverse @ (inverse @ X2)) @ 
% 49.96/7.72               (inverse @ 
% 49.96/7.72                (multiply @ X0 @ (inverse @ (multiply @ (inverse @ X0) @ X0)))))))) @ 
% 49.96/7.72           (multiply @ X1 @ X0)) = (X2))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl2, zip_derived_cl0])).
% 49.96/7.72  thf(zip_derived_cl940, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 49.96/7.72         ((multiply @ (inverse @ (multiply @ X3 @ X0)) @ (multiply @ X3 @ X1))
% 49.96/7.72           = (multiply @ (inverse @ (multiply @ X2 @ X0)) @ 
% 49.96/7.72              (multiply @ X2 @ X1)))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl542, zip_derived_cl17])).
% 49.96/7.72  thf(zip_derived_cl1151, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 49.96/7.72         ((multiply @ X0 @ 
% 49.96/7.72           (multiply @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (inverse @ 
% 49.96/7.72              (multiply @ (inverse @ (multiply @ X4 @ X0)) @ 
% 49.96/7.72               (multiply @ X4 @ X3)))) @ 
% 49.96/7.72            X1))
% 49.96/7.72           = (multiply @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ X2 @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ X3 @ (inverse @ (multiply @ (inverse @ X3) @ X3)))))) @ 
% 49.96/7.72              (multiply @ X2 @ X1)))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl542, zip_derived_cl940])).
% 49.96/7.72  thf(zip_derived_cl1151, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 49.96/7.72         ((multiply @ X0 @ 
% 49.96/7.72           (multiply @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (inverse @ 
% 49.96/7.72              (multiply @ (inverse @ (multiply @ X4 @ X0)) @ 
% 49.96/7.72               (multiply @ X4 @ X3)))) @ 
% 49.96/7.72            X1))
% 49.96/7.72           = (multiply @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ X2 @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ X3 @ (inverse @ (multiply @ (inverse @ X3) @ X3)))))) @ 
% 49.96/7.72              (multiply @ X2 @ X1)))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl542, zip_derived_cl940])).
% 49.96/7.72  thf(zip_derived_cl1384, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 49.96/7.72         ((multiply @ X5 @ 
% 49.96/7.72           (multiply @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (inverse @ 
% 49.96/7.72              (multiply @ (inverse @ (multiply @ X4 @ X5)) @ 
% 49.96/7.72               (multiply @ X4 @ X1)))) @ 
% 49.96/7.72            X0))
% 49.96/7.72           = (multiply @ X3 @ 
% 49.96/7.72              (multiply @ 
% 49.96/7.72               (inverse @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ (inverse @ (multiply @ X2 @ X3)) @ 
% 49.96/7.72                  (multiply @ X2 @ X1)))) @ 
% 49.96/7.72               X0)))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl1151, zip_derived_cl1151])).
% 49.96/7.72  thf(zip_derived_cl1629, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 49.96/7.72         ((multiply @ (inverse @ X0) @ X0)
% 49.96/7.72           = (multiply @ X3 @ 
% 49.96/7.72              (multiply @ 
% 49.96/7.72               (inverse @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ (inverse @ (multiply @ X2 @ X3)) @ 
% 49.96/7.72                  (multiply @ X2 @ X1)))) @ 
% 49.96/7.72               (inverse @ 
% 49.96/7.72                (multiply @ X1 @ (inverse @ (multiply @ (inverse @ X1) @ X1)))))))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl544, zip_derived_cl1384])).
% 49.96/7.72  thf(prove_these_axioms_2, conjecture,
% 49.96/7.72    (( multiply @ ( multiply @ ( inverse @ b2 ) @ b2 ) @ a2 ) = ( a2 ))).
% 49.96/7.72  thf(zf_stmt_0, negated_conjecture,
% 49.96/7.72    (( multiply @ ( multiply @ ( inverse @ b2 ) @ b2 ) @ a2 ) != ( a2 )),
% 49.96/7.72    inference('cnf.neg', [status(esa)], [prove_these_axioms_2])).
% 49.96/7.72  thf(zip_derived_cl1, plain,
% 49.96/7.72      (((multiply @ (multiply @ (inverse @ b2) @ b2) @ a2) != (a2))),
% 49.96/7.72      inference('cnf', [status(esa)], [zf_stmt_0])).
% 49.96/7.72  thf(zip_derived_cl1905, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((multiply @ 
% 49.96/7.72           (multiply @ X2 @ 
% 49.96/7.72            (multiply @ 
% 49.96/7.72             (inverse @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ (inverse @ (multiply @ X1 @ X2)) @ 
% 49.96/7.72                (multiply @ X1 @ X0)))) @ 
% 49.96/7.72             (inverse @ 
% 49.96/7.72              (multiply @ X0 @ (inverse @ (multiply @ (inverse @ X0) @ X0)))))) @ 
% 49.96/7.72           a2) != (a2))),
% 49.96/7.72      inference('sup-', [status(thm)], [zip_derived_cl1629, zip_derived_cl1])).
% 49.96/7.72  thf(zip_derived_cl1629, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 49.96/7.72         ((multiply @ (inverse @ X0) @ X0)
% 49.96/7.72           = (multiply @ X3 @ 
% 49.96/7.72              (multiply @ 
% 49.96/7.72               (inverse @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ (inverse @ (multiply @ X2 @ X3)) @ 
% 49.96/7.72                  (multiply @ X2 @ X1)))) @ 
% 49.96/7.72               (inverse @ 
% 49.96/7.72                (multiply @ X1 @ (inverse @ (multiply @ (inverse @ X1) @ X1)))))))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl544, zip_derived_cl1384])).
% 49.96/7.72  thf(zip_derived_cl2137, plain,
% 49.96/7.72      (![X0 : $i]: ((multiply @ (multiply @ (inverse @ X0) @ X0) @ a2) != (a2))),
% 49.96/7.72      inference('demod', [status(thm)],
% 49.96/7.72                [zip_derived_cl1905, zip_derived_cl1629])).
% 49.96/7.72  thf(zip_derived_cl1629, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 49.96/7.72         ((multiply @ (inverse @ X0) @ X0)
% 49.96/7.72           = (multiply @ X3 @ 
% 49.96/7.72              (multiply @ 
% 49.96/7.72               (inverse @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ (inverse @ (multiply @ X2 @ X3)) @ 
% 49.96/7.72                  (multiply @ X2 @ X1)))) @ 
% 49.96/7.72               (inverse @ 
% 49.96/7.72                (multiply @ X1 @ (inverse @ (multiply @ (inverse @ X1) @ X1)))))))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl544, zip_derived_cl1384])).
% 49.96/7.72  thf(zip_derived_cl1629, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 49.96/7.72         ((multiply @ (inverse @ X0) @ X0)
% 49.96/7.72           = (multiply @ X3 @ 
% 49.96/7.72              (multiply @ 
% 49.96/7.72               (inverse @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ (inverse @ (multiply @ X2 @ X3)) @ 
% 49.96/7.72                  (multiply @ X2 @ X1)))) @ 
% 49.96/7.72               (inverse @ 
% 49.96/7.72                (multiply @ X1 @ (inverse @ (multiply @ (inverse @ X1) @ X1)))))))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl544, zip_derived_cl1384])).
% 49.96/7.72  thf(zip_derived_cl1789, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((multiply @ (inverse @ X1) @ X1) = (multiply @ (inverse @ X0) @ X0))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl1629, zip_derived_cl1629])).
% 49.96/7.72  thf(zip_derived_cl1789, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((multiply @ (inverse @ X1) @ X1) = (multiply @ (inverse @ X0) @ X0))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl1629, zip_derived_cl1629])).
% 49.96/7.72  thf(zip_derived_cl1629, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 49.96/7.72         ((multiply @ (inverse @ X0) @ X0)
% 49.96/7.72           = (multiply @ X3 @ 
% 49.96/7.72              (multiply @ 
% 49.96/7.72               (inverse @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ (inverse @ (multiply @ X2 @ X3)) @ 
% 49.96/7.72                  (multiply @ X2 @ X1)))) @ 
% 49.96/7.72               (inverse @ 
% 49.96/7.72                (multiply @ X1 @ (inverse @ (multiply @ (inverse @ X1) @ X1)))))))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl544, zip_derived_cl1384])).
% 49.96/7.72  thf(zip_derived_cl542, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (inverse @ 
% 49.96/7.72              (multiply @ (inverse @ (multiply @ X1 @ X2)) @ 
% 49.96/7.72               (multiply @ X1 @ X0)))) @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ X0 @ (inverse @ (multiply @ (inverse @ X0) @ X0))))))
% 49.96/7.72           = (X2))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl137, zip_derived_cl46])).
% 49.96/7.72  thf(zip_derived_cl1898, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (inverse @ 
% 49.96/7.72              (multiply @ X2 @ 
% 49.96/7.72               (multiply @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (inverse @ 
% 49.96/7.72                  (multiply @ (inverse @ (multiply @ X1 @ X2)) @ 
% 49.96/7.72                   (multiply @ X1 @ X0)))) @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ X0 @ (inverse @ (multiply @ (inverse @ X0) @ X0)))))))) @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ X3 @ (inverse @ (multiply @ (inverse @ X3) @ X3))))))
% 49.96/7.72           = (X3))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl1629, zip_derived_cl542])).
% 49.96/7.72  thf(zip_derived_cl1629, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 49.96/7.72         ((multiply @ (inverse @ X0) @ X0)
% 49.96/7.72           = (multiply @ X3 @ 
% 49.96/7.72              (multiply @ 
% 49.96/7.72               (inverse @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ (inverse @ (multiply @ X2 @ X3)) @ 
% 49.96/7.72                  (multiply @ X2 @ X1)))) @ 
% 49.96/7.72               (inverse @ 
% 49.96/7.72                (multiply @ X1 @ (inverse @ (multiply @ (inverse @ X1) @ X1)))))))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl544, zip_derived_cl1384])).
% 49.96/7.72  thf(zip_derived_cl2132, plain,
% 49.96/7.72      (![X0 : $i, X3 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ 
% 49.96/7.72            (inverse @ (inverse @ (multiply @ (inverse @ X0) @ X0))) @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ X3 @ (inverse @ (multiply @ (inverse @ X3) @ X3))))))
% 49.96/7.72           = (X3))),
% 49.96/7.72      inference('demod', [status(thm)],
% 49.96/7.72                [zip_derived_cl1898, zip_derived_cl1629])).
% 49.96/7.72  thf(zip_derived_cl2754, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ 
% 49.96/7.72            (inverse @ (inverse @ (multiply @ (inverse @ X2) @ X2))) @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ X1 @ (inverse @ (multiply @ (inverse @ X0) @ X0))))))
% 49.96/7.72           = (X1))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl1789, zip_derived_cl2132])).
% 49.96/7.72  thf(zip_derived_cl3132, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((inverse @ (multiply @ (inverse @ X0) @ X0))
% 49.96/7.72           = (inverse @ (inverse @ (multiply @ (inverse @ X1) @ X1))))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl1789, zip_derived_cl2754])).
% 49.96/7.72  thf(zip_derived_cl542, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (inverse @ 
% 49.96/7.72              (multiply @ (inverse @ (multiply @ X1 @ X2)) @ 
% 49.96/7.72               (multiply @ X1 @ X0)))) @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ X0 @ (inverse @ (multiply @ (inverse @ X0) @ X0))))))
% 49.96/7.72           = (X2))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl137, zip_derived_cl46])).
% 49.96/7.72  thf(zip_derived_cl3299, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ (inverse @ (multiply @ (inverse @ X0) @ X0)) @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ X1 @ (inverse @ (multiply @ (inverse @ X1) @ X1))))))
% 49.96/7.72           = (X1))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl3132, zip_derived_cl542])).
% 49.96/7.72  thf(zip_derived_cl2, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ X4 @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ X0 @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ X3 @ (inverse @ (multiply @ (inverse @ X3) @ X3)))))))) @ 
% 49.96/7.72            (multiply @ X4 @ X3)))
% 49.96/7.72           = (multiply @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ X2 @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ (inverse @ X0) @ 
% 49.96/7.72                  (inverse @ 
% 49.96/7.72                   (multiply @ X1 @ 
% 49.96/7.72                    (inverse @ (multiply @ (inverse @ X1) @ X1)))))))) @ 
% 49.96/7.72              (multiply @ X2 @ X1)))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 49.96/7.72  thf(zip_derived_cl4603, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ (inverse @ (multiply @ X4 @ X0)) @ (multiply @ X4 @ X0)))
% 49.96/7.72           = (multiply @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ X2 @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ 
% 49.96/7.72                  (inverse @ (inverse @ (multiply @ (inverse @ X3) @ X3))) @ 
% 49.96/7.72                  (inverse @ 
% 49.96/7.72                   (multiply @ X1 @ 
% 49.96/7.72                    (inverse @ (multiply @ (inverse @ X1) @ X1)))))))) @ 
% 49.96/7.72              (multiply @ X2 @ X1)))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl3299, zip_derived_cl2])).
% 49.96/7.72  thf(zip_derived_cl1789, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((multiply @ (inverse @ X1) @ X1) = (multiply @ (inverse @ X0) @ X0))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl1629, zip_derived_cl1629])).
% 49.96/7.72  thf(zip_derived_cl2754, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ 
% 49.96/7.72            (inverse @ (inverse @ (multiply @ (inverse @ X2) @ X2))) @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ X1 @ (inverse @ (multiply @ (inverse @ X0) @ X0))))))
% 49.96/7.72           = (X1))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl1789, zip_derived_cl2132])).
% 49.96/7.72  thf(zip_derived_cl1789, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((multiply @ (inverse @ X1) @ X1) = (multiply @ (inverse @ X0) @ X0))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl1629, zip_derived_cl1629])).
% 49.96/7.72  thf(zip_derived_cl4704, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((inverse @ (multiply @ (inverse @ X0) @ X0))
% 49.96/7.72           = (multiply @ (inverse @ X1) @ X1))),
% 49.96/7.72      inference('demod', [status(thm)],
% 49.96/7.72                [zip_derived_cl4603, zip_derived_cl1789, zip_derived_cl2754, 
% 49.96/7.72                 zip_derived_cl1789])).
% 49.96/7.72  thf(zip_derived_cl4704, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((inverse @ (multiply @ (inverse @ X0) @ X0))
% 49.96/7.72           = (multiply @ (inverse @ X1) @ X1))),
% 49.96/7.72      inference('demod', [status(thm)],
% 49.96/7.72                [zip_derived_cl4603, zip_derived_cl1789, zip_derived_cl2754, 
% 49.96/7.72                 zip_derived_cl1789])).
% 49.96/7.72  thf(zip_derived_cl4914, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((inverse @ (multiply @ (inverse @ X2) @ X2))
% 49.96/7.72           = (multiply @ (multiply @ (inverse @ X0) @ X0) @ 
% 49.96/7.72              (multiply @ (inverse @ X1) @ X1)))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl4704, zip_derived_cl4704])).
% 49.96/7.72  thf(zip_derived_cl0, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ X1 @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ (inverse @ X0) @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ X2 @ (inverse @ (multiply @ (inverse @ X2) @ X2)))))))) @ 
% 49.96/7.72            (multiply @ X1 @ X2)))
% 49.96/7.72           = (X0))),
% 49.96/7.72      inference('cnf', [status(esa)], [single_axiom])).
% 49.96/7.72  thf(zip_derived_cl10508, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ (multiply @ (inverse @ X3) @ X3) @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ (inverse @ X1) @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 49.96/7.72                  (inverse @ 
% 49.96/7.72                   (multiply @ (inverse @ (multiply @ (inverse @ X2) @ X2)) @ 
% 49.96/7.72                    (multiply @ (inverse @ X2) @ X2))))))))) @ 
% 49.96/7.72            (inverse @ (multiply @ (inverse @ X0) @ X0))))
% 49.96/7.72           = (X1))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl4914, zip_derived_cl0])).
% 49.96/7.72  thf(zip_derived_cl3132, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((inverse @ (multiply @ (inverse @ X0) @ X0))
% 49.96/7.72           = (inverse @ (inverse @ (multiply @ (inverse @ X1) @ X1))))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl1789, zip_derived_cl2754])).
% 49.96/7.72  thf(zip_derived_cl1789, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((multiply @ (inverse @ X1) @ X1) = (multiply @ (inverse @ X0) @ X0))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl1629, zip_derived_cl1629])).
% 49.96/7.72  thf(zip_derived_cl3321, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((multiply @ (inverse @ X2) @ X2)
% 49.96/7.72           = (multiply @ 
% 49.96/7.72              (inverse @ (inverse @ (multiply @ (inverse @ X0) @ X0))) @ 
% 49.96/7.72              (multiply @ (inverse @ X1) @ X1)))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl3132, zip_derived_cl1789])).
% 49.96/7.72  thf(zip_derived_cl3132, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((inverse @ (multiply @ (inverse @ X0) @ X0))
% 49.96/7.72           = (inverse @ (inverse @ (multiply @ (inverse @ X1) @ X1))))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl1789, zip_derived_cl2754])).
% 49.96/7.72  thf(zip_derived_cl3531, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((multiply @ (inverse @ X2) @ X2)
% 49.96/7.72           = (multiply @ (inverse @ (multiply @ (inverse @ X0) @ X0)) @ 
% 49.96/7.72              (multiply @ (inverse @ X1) @ X1)))),
% 49.96/7.72      inference('demod', [status(thm)],
% 49.96/7.72                [zip_derived_cl3321, zip_derived_cl3132])).
% 49.96/7.72  thf(zip_derived_cl1789, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((multiply @ (inverse @ X1) @ X1) = (multiply @ (inverse @ X0) @ X0))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl1629, zip_derived_cl1629])).
% 49.96/7.72  thf(zip_derived_cl4704, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((inverse @ (multiply @ (inverse @ X0) @ X0))
% 49.96/7.72           = (multiply @ (inverse @ X1) @ X1))),
% 49.96/7.72      inference('demod', [status(thm)],
% 49.96/7.72                [zip_derived_cl4603, zip_derived_cl1789, zip_derived_cl2754, 
% 49.96/7.72                 zip_derived_cl1789])).
% 49.96/7.72  thf(zip_derived_cl3299, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ (inverse @ (multiply @ (inverse @ X0) @ X0)) @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ X1 @ (inverse @ (multiply @ (inverse @ X1) @ X1))))))
% 49.96/7.72           = (X1))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl3132, zip_derived_cl542])).
% 49.96/7.72  thf(zip_derived_cl4977, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ (multiply @ (inverse @ X0) @ X0) @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ X1 @ (inverse @ (multiply @ (inverse @ X1) @ X1))))))
% 49.96/7.72           = (X1))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl4704, zip_derived_cl3299])).
% 49.96/7.72  thf(zip_derived_cl4704, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((inverse @ (multiply @ (inverse @ X0) @ X0))
% 49.96/7.72           = (multiply @ (inverse @ X1) @ X1))),
% 49.96/7.72      inference('demod', [status(thm)],
% 49.96/7.72                [zip_derived_cl4603, zip_derived_cl1789, zip_derived_cl2754, 
% 49.96/7.72                 zip_derived_cl1789])).
% 49.96/7.72  thf(zip_derived_cl5196, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ (multiply @ (inverse @ X0) @ X0) @ 
% 49.96/7.72            (inverse @ (multiply @ X1 @ (multiply @ (inverse @ X1) @ X1)))))
% 49.96/7.72           = (X1))),
% 49.96/7.72      inference('demod', [status(thm)],
% 49.96/7.72                [zip_derived_cl4977, zip_derived_cl4704])).
% 49.96/7.72  thf(zip_derived_cl7561, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 49.96/7.72            (inverse @ (multiply @ X1 @ (multiply @ (inverse @ X0) @ X0)))))
% 49.96/7.72           = (X1))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl1789, zip_derived_cl5196])).
% 49.96/7.72  thf(zip_derived_cl3299, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ (inverse @ (multiply @ (inverse @ X0) @ X0)) @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ X1 @ (inverse @ (multiply @ (inverse @ X1) @ X1))))))
% 49.96/7.72           = (X1))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl3132, zip_derived_cl542])).
% 49.96/7.72  thf(zip_derived_cl7981, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ (inverse @ (multiply @ (inverse @ X1) @ X1)) @ 
% 49.96/7.72            (inverse @ (multiply @ (inverse @ X0) @ X0))))
% 49.96/7.72           = (multiply @ (inverse @ X0) @ X0))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl7561, zip_derived_cl3299])).
% 49.96/7.72  thf(zip_derived_cl4704, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((inverse @ (multiply @ (inverse @ X0) @ X0))
% 49.96/7.72           = (multiply @ (inverse @ X1) @ X1))),
% 49.96/7.72      inference('demod', [status(thm)],
% 49.96/7.72                [zip_derived_cl4603, zip_derived_cl1789, zip_derived_cl2754, 
% 49.96/7.72                 zip_derived_cl1789])).
% 49.96/7.72  thf(zip_derived_cl8150, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ (multiply @ (inverse @ X1) @ X1) @ 
% 49.96/7.72            (inverse @ (multiply @ (inverse @ X0) @ X0))))
% 49.96/7.72           = (multiply @ (inverse @ X0) @ X0))),
% 49.96/7.72      inference('demod', [status(thm)],
% 49.96/7.72                [zip_derived_cl7981, zip_derived_cl4704])).
% 49.96/7.72  thf(zip_derived_cl1789, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((multiply @ (inverse @ X1) @ X1) = (multiply @ (inverse @ X0) @ X0))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl1629, zip_derived_cl1629])).
% 49.96/7.72  thf(zip_derived_cl4704, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((inverse @ (multiply @ (inverse @ X0) @ X0))
% 49.96/7.72           = (multiply @ (inverse @ X1) @ X1))),
% 49.96/7.72      inference('demod', [status(thm)],
% 49.96/7.72                [zip_derived_cl4603, zip_derived_cl1789, zip_derived_cl2754, 
% 49.96/7.72                 zip_derived_cl1789])).
% 49.96/7.72  thf(zip_derived_cl4704, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((inverse @ (multiply @ (inverse @ X0) @ X0))
% 49.96/7.72           = (multiply @ (inverse @ X1) @ X1))),
% 49.96/7.72      inference('demod', [status(thm)],
% 49.96/7.72                [zip_derived_cl4603, zip_derived_cl1789, zip_derived_cl2754, 
% 49.96/7.72                 zip_derived_cl1789])).
% 49.96/7.72  thf(zip_derived_cl4809, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((inverse @ (inverse @ (multiply @ (inverse @ X0) @ X0)))
% 49.96/7.72           = (multiply @ (inverse @ X1) @ X1))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl4704, zip_derived_cl4704])).
% 49.96/7.72  thf(zip_derived_cl544, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((multiply @ 
% 49.96/7.72           (inverse @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ (inverse @ (multiply @ X1 @ (inverse @ X2))) @ 
% 49.96/7.72              (multiply @ X1 @ X0)))) @ 
% 49.96/7.72           (inverse @ 
% 49.96/7.72            (multiply @ X0 @ (inverse @ (multiply @ (inverse @ X0) @ X0)))))
% 49.96/7.72           = (X2))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl137, zip_derived_cl48])).
% 49.96/7.72  thf(zip_derived_cl5557, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((multiply @ (multiply @ (inverse @ X0) @ X0) @ 
% 49.96/7.72           (inverse @ 
% 49.96/7.72            (multiply @ (inverse @ X1) @ 
% 49.96/7.72             (inverse @ 
% 49.96/7.72              (multiply @ (inverse @ (inverse @ X1)) @ (inverse @ X1))))))
% 49.96/7.72           = (X1))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl4809, zip_derived_cl544])).
% 49.96/7.72  thf(zip_derived_cl1789, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((multiply @ (inverse @ X1) @ X1) = (multiply @ (inverse @ X0) @ X0))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl1629, zip_derived_cl1629])).
% 49.96/7.72  thf(zip_derived_cl4704, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((inverse @ (multiply @ (inverse @ X0) @ X0))
% 49.96/7.72           = (multiply @ (inverse @ X1) @ X1))),
% 49.96/7.72      inference('demod', [status(thm)],
% 49.96/7.72                [zip_derived_cl4603, zip_derived_cl1789, zip_derived_cl2754, 
% 49.96/7.72                 zip_derived_cl1789])).
% 49.96/7.72  thf(zip_derived_cl5741, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((multiply @ (multiply @ (inverse @ X0) @ X0) @ 
% 49.96/7.72           (inverse @ 
% 49.96/7.72            (multiply @ (inverse @ X1) @ (multiply @ (inverse @ X1) @ X1))))
% 49.96/7.72           = (X1))),
% 49.96/7.72      inference('demod', [status(thm)],
% 49.96/7.72                [zip_derived_cl5557, zip_derived_cl1789, zip_derived_cl4704])).
% 49.96/7.72  thf(zip_derived_cl7723, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((multiply @ (multiply @ (inverse @ X2) @ X2) @ 
% 49.96/7.72           (inverse @ 
% 49.96/7.72            (multiply @ (inverse @ X1) @ (multiply @ (inverse @ X0) @ X0))))
% 49.96/7.72           = (X1))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl1789, zip_derived_cl5741])).
% 49.96/7.72  thf(zip_derived_cl10927, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ (inverse @ X1) @ 
% 49.96/7.72            (inverse @ (multiply @ (inverse @ X0) @ X0))))
% 49.96/7.72           = (X1))),
% 49.96/7.72      inference('demod', [status(thm)],
% 49.96/7.72                [zip_derived_cl10508, zip_derived_cl3531, zip_derived_cl8150, 
% 49.96/7.72                 zip_derived_cl7723])).
% 49.96/7.72  thf(zip_derived_cl3299, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ (inverse @ (multiply @ (inverse @ X0) @ X0)) @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ X1 @ (inverse @ (multiply @ (inverse @ X1) @ X1))))))
% 49.96/7.72           = (X1))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl3132, zip_derived_cl542])).
% 49.96/7.72  thf(zip_derived_cl11152, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ (inverse @ (multiply @ (inverse @ X1) @ X1)) @ X0))
% 49.96/7.72           = (inverse @ X0))),
% 49.96/7.72      inference('sup+', [status(thm)],
% 49.96/7.72                [zip_derived_cl10927, zip_derived_cl3299])).
% 49.96/7.72  thf(zip_derived_cl4704, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((inverse @ (multiply @ (inverse @ X0) @ X0))
% 49.96/7.72           = (multiply @ (inverse @ X1) @ X1))),
% 49.96/7.72      inference('demod', [status(thm)],
% 49.96/7.72                [zip_derived_cl4603, zip_derived_cl1789, zip_derived_cl2754, 
% 49.96/7.72                 zip_derived_cl1789])).
% 49.96/7.72  thf(zip_derived_cl11417, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((inverse @ (multiply @ (multiply @ (inverse @ X1) @ X1) @ X0))
% 49.96/7.72           = (inverse @ X0))),
% 49.96/7.72      inference('demod', [status(thm)],
% 49.96/7.72                [zip_derived_cl11152, zip_derived_cl4704])).
% 49.96/7.72  thf(zip_derived_cl0, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ X1 @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ (inverse @ X0) @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ X2 @ (inverse @ (multiply @ (inverse @ X2) @ X2)))))))) @ 
% 49.96/7.72            (multiply @ X1 @ X2)))
% 49.96/7.72           = (X0))),
% 49.96/7.72      inference('cnf', [status(esa)], [single_axiom])).
% 49.96/7.72  thf(zip_derived_cl11471, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ X3 @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ (inverse @ X0) @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ X2 @ (inverse @ (multiply @ (inverse @ X2) @ X2)))))))) @ 
% 49.96/7.72            (multiply @ X3 @ X2)))
% 49.96/7.72           = (multiply @ (multiply @ (inverse @ X1) @ X1) @ X0))),
% 49.96/7.72      inference('sup+', [status(thm)], [zip_derived_cl11417, zip_derived_cl0])).
% 49.96/7.72  thf(zip_derived_cl0, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i, X2 : $i]:
% 49.96/7.72         ((inverse @ 
% 49.96/7.72           (multiply @ 
% 49.96/7.72            (inverse @ 
% 49.96/7.72             (multiply @ X1 @ 
% 49.96/7.72              (inverse @ 
% 49.96/7.72               (multiply @ (inverse @ X0) @ 
% 49.96/7.72                (inverse @ 
% 49.96/7.72                 (multiply @ X2 @ (inverse @ (multiply @ (inverse @ X2) @ X2)))))))) @ 
% 49.96/7.72            (multiply @ X1 @ X2)))
% 49.96/7.72           = (X0))),
% 49.96/7.72      inference('cnf', [status(esa)], [single_axiom])).
% 49.96/7.72  thf(zip_derived_cl11696, plain,
% 49.96/7.72      (![X0 : $i, X1 : $i]:
% 49.96/7.72         ((X0) = (multiply @ (multiply @ (inverse @ X1) @ X1) @ X0))),
% 49.96/7.72      inference('demod', [status(thm)], [zip_derived_cl11471, zip_derived_cl0])).
% 49.96/7.72  thf(zip_derived_cl11775, plain, (((a2) != (a2))),
% 49.96/7.72      inference('demod', [status(thm)],
% 49.96/7.72                [zip_derived_cl2137, zip_derived_cl11696])).
% 49.96/7.72  thf(zip_derived_cl11776, plain, ($false),
% 49.96/7.72      inference('simplify', [status(thm)], [zip_derived_cl11775])).
% 49.96/7.72  
% 49.96/7.72  % SZS output end Refutation
% 49.96/7.72  
% 49.96/7.72  
% 49.96/7.72  % Terminating...
% 49.96/7.76  % Runner terminated.
% 49.96/7.77  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------