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Zipperpin---2.1.9999.UNS-Ref.s

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%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : GRP106-1 : TPTP v9.2.0. Bugfixed v2.7.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.3KbrA2mNF9 true

% Computer : n024.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Thu Oct  2 04:35:38 PM UTC 2025

% Result   : Unsatisfiable 20.29s 3.51s
% Output   : Refutation 20.29s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.13  % Problem  : GRP106-1 : TPTP v9.2.0. Bugfixed v2.7.0.
% 0.03/0.14  % Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.3KbrA2mNF9 true
% 0.13/0.35  % Computer : n024.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 300
% 0.13/0.35  % DateTime : Wed Oct  1 14:16:38 EDT 2025
% 0.13/0.35  % CPUTime  : 
% 0.13/0.35  % Running portfolio for 300 s
% 0.13/0.35  % File         : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.13/0.35  % Number of cores: 8
% 0.13/0.36  % Python version: Python 3.6.8
% 0.13/0.36  % Running in FO mode
% 0.44/0.63  % Total configuration time : 435
% 0.44/0.63  % Estimated wc time : 1092
% 0.44/0.63  % Estimated cpu time (7 cpus) : 156.0
% 0.51/0.68  % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.51/0.73  % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.51/0.73  % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.51/0.74  % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.52/0.74  % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.52/0.74  % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.52/0.76  % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 20.29/3.51  % Solved by fo/fo13.sh.
% 20.29/3.51  % done 303 iterations in 2.737s
% 20.29/3.51  % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 20.29/3.51  % SZS output start Refutation
% 20.29/3.51  thf(b3_type, type, b3: $i).
% 20.29/3.51  thf(multiply_type, type, multiply: $i > $i > $i).
% 20.29/3.51  thf(b1_type, type, b1: $i).
% 20.29/3.51  thf(inverse_type, type, inverse: $i > $i).
% 20.29/3.51  thf(double_divide_type, type, double_divide: $i > $i > $i).
% 20.29/3.51  thf(a4_type, type, a4: $i).
% 20.29/3.51  thf(a3_type, type, a3: $i).
% 20.29/3.51  thf(a2_type, type, a2: $i).
% 20.29/3.51  thf(a1_type, type, a1: $i).
% 20.29/3.51  thf(b2_type, type, b2: $i).
% 20.29/3.51  thf(b4_type, type, b4: $i).
% 20.29/3.51  thf(c3_type, type, c3: $i).
% 20.29/3.51  thf(prove_these_axioms, conjecture,
% 20.29/3.51    (~( ( ( multiply @ a4 @ b4 ) != ( multiply @ b4 @ a4 ) ) | 
% 20.29/3.51        ( ( multiply @ ( multiply @ a3 @ b3 ) @ c3 ) !=
% 20.29/3.51          ( multiply @ a3 @ ( multiply @ b3 @ c3 ) ) ) | 
% 20.29/3.51        ( ( multiply @ ( multiply @ ( inverse @ b2 ) @ b2 ) @ a2 ) != ( a2 ) ) | 
% 20.29/3.51        ( ( multiply @ ( inverse @ a1 ) @ a1 ) !=
% 20.29/3.51          ( multiply @ ( inverse @ b1 ) @ b1 ) ) ))).
% 20.29/3.51  thf(zf_stmt_0, negated_conjecture,
% 20.29/3.51    (( ( multiply @ a4 @ b4 ) != ( multiply @ b4 @ a4 ) ) | 
% 20.29/3.51     ( ( multiply @ ( multiply @ a3 @ b3 ) @ c3 ) !=
% 20.29/3.51       ( multiply @ a3 @ ( multiply @ b3 @ c3 ) ) ) | 
% 20.29/3.51     ( ( multiply @ ( multiply @ ( inverse @ b2 ) @ b2 ) @ a2 ) != ( a2 ) ) | 
% 20.29/3.51     ( ( multiply @ ( inverse @ a1 ) @ a1 ) !=
% 20.29/3.51       ( multiply @ ( inverse @ b1 ) @ b1 ) )),
% 20.29/3.51    inference('cnf.neg', [status(esa)], [prove_these_axioms])).
% 20.29/3.51  thf(zip_derived_cl2, plain,
% 20.29/3.51      ((((multiply @ a4 @ b4) != (multiply @ b4 @ a4))
% 20.29/3.51        | ((multiply @ (multiply @ a3 @ b3) @ c3)
% 20.29/3.51            != (multiply @ a3 @ (multiply @ b3 @ c3)))
% 20.29/3.51        | ((multiply @ (multiply @ (inverse @ b2) @ b2) @ a2) != (a2))
% 20.29/3.51        | ((multiply @ (inverse @ a1) @ a1) != (multiply @ (inverse @ b1) @ b1)))),
% 20.29/3.51      inference('cnf', [status(esa)], [zf_stmt_0])).
% 20.29/3.51  thf(single_axiom, axiom,
% 20.29/3.51    (( inverse @
% 20.29/3.51       ( double_divide @
% 20.29/3.51         ( double_divide @ X @ Y ) @ 
% 20.29/3.51         ( inverse @
% 20.29/3.51           ( double_divide @ X @ ( inverse @ ( double_divide @ Z @ Y ) ) ) ) ) ) =
% 20.29/3.51     ( Z ))).
% 20.29/3.51  thf(zip_derived_cl0, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((inverse @ 
% 20.29/3.51           (double_divide @ (double_divide @ X1 @ X2) @ 
% 20.29/3.51            (inverse @ 
% 20.29/3.51             (double_divide @ X1 @ (inverse @ (double_divide @ X0 @ X2))))))
% 20.29/3.51           = (X0))),
% 20.29/3.51      inference('cnf', [status(esa)], [single_axiom])).
% 20.29/3.51  thf(multiply, axiom,
% 20.29/3.51    (( multiply @ X @ Y ) = ( inverse @ ( double_divide @ Y @ X ) ))).
% 20.29/3.51  thf(zip_derived_cl1, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i]:
% 20.29/3.51         ((multiply @ X1 @ X0) = (inverse @ (double_divide @ X0 @ X1)))),
% 20.29/3.51      inference('cnf', [status(esa)], [multiply])).
% 20.29/3.51  thf(zip_derived_cl1, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i]:
% 20.29/3.51         ((multiply @ X1 @ X0) = (inverse @ (double_divide @ X0 @ X1)))),
% 20.29/3.51      inference('cnf', [status(esa)], [multiply])).
% 20.29/3.51  thf(zip_derived_cl1, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i]:
% 20.29/3.51         ((multiply @ X1 @ X0) = (inverse @ (double_divide @ X0 @ X1)))),
% 20.29/3.51      inference('cnf', [status(esa)], [multiply])).
% 20.29/3.51  thf(zip_derived_cl3, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ (multiply @ X2 @ X0) @ X1) @ 
% 20.29/3.51           (double_divide @ X1 @ X2)) = (X0))),
% 20.29/3.51      inference('demod', [status(thm)],
% 20.29/3.51                [zip_derived_cl0, zip_derived_cl1, zip_derived_cl1, 
% 20.29/3.51                 zip_derived_cl1])).
% 20.29/3.51  thf(zip_derived_cl3, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ (multiply @ X2 @ X0) @ X1) @ 
% 20.29/3.51           (double_divide @ X1 @ X2)) = (X0))),
% 20.29/3.51      inference('demod', [status(thm)],
% 20.29/3.51                [zip_derived_cl0, zip_derived_cl1, zip_derived_cl1, 
% 20.29/3.51                 zip_derived_cl1])).
% 20.29/3.51  thf(zip_derived_cl4, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X0 @ X3) @ 
% 20.29/3.51           (double_divide @ X3 @ (multiply @ (multiply @ X1 @ X0) @ X2)))
% 20.29/3.51           = (double_divide @ X2 @ X1))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl3, zip_derived_cl3])).
% 20.29/3.51  thf(zip_derived_cl3, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ (multiply @ X2 @ X0) @ X1) @ 
% 20.29/3.51           (double_divide @ X1 @ X2)) = (X0))),
% 20.29/3.51      inference('demod', [status(thm)],
% 20.29/3.51                [zip_derived_cl0, zip_derived_cl1, zip_derived_cl1, 
% 20.29/3.51                 zip_derived_cl1])).
% 20.29/3.51  thf(zip_derived_cl3, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ (multiply @ X2 @ X0) @ X1) @ 
% 20.29/3.51           (double_divide @ X1 @ X2)) = (X0))),
% 20.29/3.51      inference('demod', [status(thm)],
% 20.29/3.51                [zip_derived_cl0, zip_derived_cl1, zip_derived_cl1, 
% 20.29/3.51                 zip_derived_cl1])).
% 20.29/3.51  thf(zip_derived_cl5, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ X0 @ 
% 20.29/3.51           (double_divide @ (double_divide @ X1 @ X2) @ (multiply @ X2 @ X0)))
% 20.29/3.51           = (X1))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl3, zip_derived_cl3])).
% 20.29/3.51  thf(zip_derived_cl4, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X0 @ X3) @ 
% 20.29/3.51           (double_divide @ X3 @ (multiply @ (multiply @ X1 @ X0) @ X2)))
% 20.29/3.51           = (double_divide @ X2 @ X1))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl3, zip_derived_cl3])).
% 20.29/3.51  thf(zip_derived_cl19, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((X0)
% 20.29/3.51           = (double_divide @ 
% 20.29/3.51              (multiply @ X2 @ (double_divide @ X0 @ (multiply @ X1 @ X2))) @ 
% 20.29/3.51              X1))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl5, zip_derived_cl4])).
% 20.29/3.51  thf(zip_derived_cl35, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((X1)
% 20.29/3.51           = (double_divide @ (double_divide @ (multiply @ X2 @ X1) @ X0) @ 
% 20.29/3.51              (multiply @ X0 @ X2)))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl4, zip_derived_cl19])).
% 20.29/3.51  thf(zip_derived_cl1, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i]:
% 20.29/3.51         ((multiply @ X1 @ X0) = (inverse @ (double_divide @ X0 @ X1)))),
% 20.29/3.51      inference('cnf', [status(esa)], [multiply])).
% 20.29/3.51  thf(zip_derived_cl42, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X2 @ X1) @ 
% 20.29/3.51           (double_divide @ (multiply @ X1 @ X0) @ X2)) = (inverse @ X0))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl35, zip_derived_cl1])).
% 20.29/3.51  thf(zip_derived_cl5, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ X0 @ 
% 20.29/3.51           (double_divide @ (double_divide @ X1 @ X2) @ (multiply @ X2 @ X0)))
% 20.29/3.51           = (X1))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl3, zip_derived_cl3])).
% 20.29/3.51  thf(zip_derived_cl5, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ X0 @ 
% 20.29/3.51           (double_divide @ (double_divide @ X1 @ X2) @ (multiply @ X2 @ X0)))
% 20.29/3.51           = (X1))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl3, zip_derived_cl3])).
% 20.29/3.51  thf(zip_derived_cl3, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ (multiply @ X2 @ X0) @ X1) @ 
% 20.29/3.51           (double_divide @ X1 @ X2)) = (X0))),
% 20.29/3.51      inference('demod', [status(thm)],
% 20.29/3.51                [zip_derived_cl0, zip_derived_cl1, zip_derived_cl1, 
% 20.29/3.51                 zip_derived_cl1])).
% 20.29/3.51  thf(zip_derived_cl8, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X0 @ X3) @ (double_divide @ X3 @ X1))
% 20.29/3.51           = (double_divide @ (double_divide @ X0 @ X2) @ (multiply @ X2 @ X1)))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl5, zip_derived_cl3])).
% 20.29/3.51  thf(zip_derived_cl5, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ X0 @ 
% 20.29/3.51           (double_divide @ (double_divide @ X1 @ X2) @ (multiply @ X2 @ X0)))
% 20.29/3.51           = (X1))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl3, zip_derived_cl3])).
% 20.29/3.51  thf(zip_derived_cl137, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ X0 @ 
% 20.29/3.51           (multiply @ (multiply @ X2 @ X1) @ (double_divide @ X1 @ X0)))
% 20.29/3.51           = (X2))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl8, zip_derived_cl5])).
% 20.29/3.51  thf(zip_derived_cl204, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ 
% 20.29/3.51           (multiply @ X2 @ (multiply @ X1 @ (double_divide @ X0 @ X2))) @ X0)
% 20.29/3.51           = (X1))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl5, zip_derived_cl137])).
% 20.29/3.51  thf(zip_derived_cl928, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X2 @ (inverse @ X0)) @ (multiply @ X1 @ X0))
% 20.29/3.51           = (multiply @ X2 @ X1))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl42, zip_derived_cl204])).
% 20.29/3.51  thf(zip_derived_cl35, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((X1)
% 20.29/3.51           = (double_divide @ (double_divide @ (multiply @ X2 @ X1) @ X0) @ 
% 20.29/3.51              (multiply @ X0 @ X2)))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl4, zip_derived_cl19])).
% 20.29/3.51  thf(zip_derived_cl8, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X0 @ X3) @ (double_divide @ X3 @ X1))
% 20.29/3.51           = (double_divide @ (double_divide @ X0 @ X2) @ (multiply @ X2 @ X1)))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl5, zip_derived_cl3])).
% 20.29/3.51  thf(zip_derived_cl1, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i]:
% 20.29/3.51         ((multiply @ X1 @ X0) = (inverse @ (double_divide @ X0 @ X1)))),
% 20.29/3.51      inference('cnf', [status(esa)], [multiply])).
% 20.29/3.51  thf(zip_derived_cl130, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X3 @ X0) @ (double_divide @ X2 @ X3))
% 20.29/3.51           = (inverse @ 
% 20.29/3.51              (multiply @ (multiply @ X2 @ X1) @ (double_divide @ X1 @ X0))))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl8, zip_derived_cl1])).
% 20.29/3.51  thf(zip_derived_cl130, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X3 @ X0) @ (double_divide @ X2 @ X3))
% 20.29/3.51           = (inverse @ 
% 20.29/3.51              (multiply @ (multiply @ X2 @ X1) @ (double_divide @ X1 @ X0))))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl8, zip_derived_cl1])).
% 20.29/3.51  thf(zip_derived_cl1059, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X3 @ X2) @ (double_divide @ X1 @ X3))
% 20.29/3.51           = (multiply @ (multiply @ X0 @ X2) @ (double_divide @ X1 @ X0)))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl130, zip_derived_cl130])).
% 20.29/3.51  thf(zip_derived_cl8, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X0 @ X3) @ (double_divide @ X3 @ X1))
% 20.29/3.51           = (double_divide @ (double_divide @ X0 @ X2) @ (multiply @ X2 @ X1)))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl5, zip_derived_cl3])).
% 20.29/3.51  thf(zip_derived_cl8, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X0 @ X3) @ (double_divide @ X3 @ X1))
% 20.29/3.51           = (double_divide @ (double_divide @ X0 @ X2) @ (multiply @ X2 @ X1)))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl5, zip_derived_cl3])).
% 20.29/3.51  thf(zip_derived_cl138, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X2 @ X3) @ (double_divide @ X3 @ X0))
% 20.29/3.51           = (multiply @ (multiply @ X2 @ X1) @ (double_divide @ X1 @ X0)))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl8, zip_derived_cl8])).
% 20.29/3.51  thf(zip_derived_cl1217, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X0 @ X1) @ (double_divide @ X1 @ X0))
% 20.29/3.51           = (multiply @ (multiply @ X2 @ X3) @ (double_divide @ X3 @ X2)))),
% 20.29/3.51      inference('s_sup+', [status(thm)],
% 20.29/3.51                [zip_derived_cl1059, zip_derived_cl138])).
% 20.29/3.51  thf(zip_derived_cl1445, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 20.29/3.51         ((multiply @ 
% 20.29/3.51           (multiply @ (multiply @ X4 @ X3) @ 
% 20.29/3.51            (double_divide @ (multiply @ X3 @ X0) @ X4)) @ 
% 20.29/3.51           X0) = (multiply @ (multiply @ X1 @ X2) @ (double_divide @ X2 @ X1)))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl35, zip_derived_cl1217])).
% 20.29/3.51  thf(zip_derived_cl42, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X2 @ X1) @ 
% 20.29/3.51           (double_divide @ (multiply @ X1 @ X0) @ X2)) = (inverse @ X0))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl35, zip_derived_cl1])).
% 20.29/3.51  thf(zip_derived_cl1504, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ (inverse @ X0) @ X0)
% 20.29/3.51           = (multiply @ (multiply @ X1 @ X2) @ (double_divide @ X2 @ X1)))),
% 20.29/3.51      inference('demod', [status(thm)], [zip_derived_cl1445, zip_derived_cl42])).
% 20.29/3.51  thf(zip_derived_cl137, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ X0 @ 
% 20.29/3.51           (multiply @ (multiply @ X2 @ X1) @ (double_divide @ X1 @ X0)))
% 20.29/3.51           = (X2))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl8, zip_derived_cl5])).
% 20.29/3.51  thf(zip_derived_cl1570, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i]:
% 20.29/3.51         ((multiply @ X1 @ (multiply @ (inverse @ X0) @ X0)) = (X1))),
% 20.29/3.51      inference('s_sup+', [status(thm)],
% 20.29/3.51                [zip_derived_cl1504, zip_derived_cl137])).
% 20.29/3.51  thf(zip_derived_cl1059, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X3 @ X2) @ (double_divide @ X1 @ X3))
% 20.29/3.51           = (multiply @ (multiply @ X0 @ X2) @ (double_divide @ X1 @ X0)))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl130, zip_derived_cl130])).
% 20.29/3.51  thf(zip_derived_cl1932, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.29/3.51         ((multiply @ X0 @ (double_divide @ X2 @ X0))
% 20.29/3.51           = (multiply @ (multiply @ X1 @ (multiply @ (inverse @ X3) @ X3)) @ 
% 20.29/3.51              (double_divide @ X2 @ X1)))),
% 20.29/3.51      inference('s_sup+', [status(thm)],
% 20.29/3.51                [zip_derived_cl1570, zip_derived_cl1059])).
% 20.29/3.51  thf(zip_derived_cl1570, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i]:
% 20.29/3.51         ((multiply @ X1 @ (multiply @ (inverse @ X0) @ X0)) = (X1))),
% 20.29/3.51      inference('s_sup+', [status(thm)],
% 20.29/3.51                [zip_derived_cl1504, zip_derived_cl137])).
% 20.29/3.51  thf(zip_derived_cl1968, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ X0 @ (double_divide @ X2 @ X0))
% 20.29/3.51           = (multiply @ X1 @ (double_divide @ X2 @ X1)))),
% 20.29/3.51      inference('demod', [status(thm)],
% 20.29/3.51                [zip_derived_cl1932, zip_derived_cl1570])).
% 20.29/3.51  thf(zip_derived_cl204, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ 
% 20.29/3.51           (multiply @ X2 @ (multiply @ X1 @ (double_divide @ X0 @ X2))) @ X0)
% 20.29/3.51           = (X1))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl5, zip_derived_cl137])).
% 20.29/3.51  thf(zip_derived_cl3576, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ 
% 20.29/3.51           (multiply @ X2 @ (multiply @ X0 @ (double_divide @ X1 @ X0))) @ X1)
% 20.29/3.51           = (X2))),
% 20.29/3.51      inference('s_sup+', [status(thm)],
% 20.29/3.51                [zip_derived_cl1968, zip_derived_cl204])).
% 20.29/3.51  thf(zip_derived_cl4748, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X1 @ X0) @ X2)
% 20.29/3.51           = (multiply @ X1 @ (inverse @ (double_divide @ X2 @ X0))))),
% 20.29/3.51      inference('s_sup+', [status(thm)],
% 20.29/3.51                [zip_derived_cl928, zip_derived_cl3576])).
% 20.29/3.51  thf(zip_derived_cl1, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i]:
% 20.29/3.51         ((multiply @ X1 @ X0) = (inverse @ (double_divide @ X0 @ X1)))),
% 20.29/3.51      inference('cnf', [status(esa)], [multiply])).
% 20.29/3.51  thf(zip_derived_cl4768, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X1 @ X0) @ X2)
% 20.29/3.51           = (multiply @ X1 @ (multiply @ X0 @ X2)))),
% 20.29/3.51      inference('demod', [status(thm)], [zip_derived_cl4748, zip_derived_cl1])).
% 20.29/3.51  thf(zip_derived_cl4768, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X1 @ X0) @ X2)
% 20.29/3.51           = (multiply @ X1 @ (multiply @ X0 @ X2)))),
% 20.29/3.51      inference('demod', [status(thm)], [zip_derived_cl4748, zip_derived_cl1])).
% 20.29/3.51  thf(zip_derived_cl4771, plain,
% 20.29/3.51      ((((multiply @ a4 @ b4) != (multiply @ b4 @ a4))
% 20.29/3.51        | ((multiply @ a3 @ (multiply @ b3 @ c3))
% 20.29/3.51            != (multiply @ a3 @ (multiply @ b3 @ c3)))
% 20.29/3.51        | ((multiply @ (inverse @ b2) @ (multiply @ b2 @ a2)) != (a2))
% 20.29/3.51        | ((multiply @ (inverse @ a1) @ a1) != (multiply @ (inverse @ b1) @ b1)))),
% 20.29/3.51      inference('demod', [status(thm)],
% 20.29/3.51                [zip_derived_cl2, zip_derived_cl4768, zip_derived_cl4768])).
% 20.29/3.51  thf(zip_derived_cl4772, plain,
% 20.29/3.51      ((((multiply @ (inverse @ a1) @ a1) != (multiply @ (inverse @ b1) @ b1))
% 20.29/3.51        | ((multiply @ (inverse @ b2) @ (multiply @ b2 @ a2)) != (a2))
% 20.29/3.51        | ((multiply @ a4 @ b4) != (multiply @ b4 @ a4)))),
% 20.29/3.51      inference('simplify', [status(thm)], [zip_derived_cl4771])).
% 20.29/3.51  thf(zip_derived_cl1504, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ (inverse @ X0) @ X0)
% 20.29/3.51           = (multiply @ (multiply @ X1 @ X2) @ (double_divide @ X2 @ X1)))),
% 20.29/3.51      inference('demod', [status(thm)], [zip_derived_cl1445, zip_derived_cl42])).
% 20.29/3.51  thf(zip_derived_cl1504, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ (inverse @ X0) @ X0)
% 20.29/3.51           = (multiply @ (multiply @ X1 @ X2) @ (double_divide @ X2 @ X1)))),
% 20.29/3.51      inference('demod', [status(thm)], [zip_derived_cl1445, zip_derived_cl42])).
% 20.29/3.51  thf(zip_derived_cl1579, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i]:
% 20.29/3.51         ((multiply @ (inverse @ X1) @ X1) = (multiply @ (inverse @ X0) @ X0))),
% 20.29/3.51      inference('s_sup+', [status(thm)],
% 20.29/3.51                [zip_derived_cl1504, zip_derived_cl1504])).
% 20.29/3.51  thf(zip_derived_cl4773, plain,
% 20.29/3.51      ((((multiply @ a4 @ b4) != (multiply @ b4 @ a4))
% 20.29/3.51        | ((multiply @ (inverse @ b2) @ (multiply @ b2 @ a2)) != (a2)))),
% 20.29/3.51      inference('simplify_reflect+', [status(thm)],
% 20.29/3.51                [zip_derived_cl4772, zip_derived_cl1579])).
% 20.29/3.51  thf(zip_derived_cl4768, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X1 @ X0) @ X2)
% 20.29/3.51           = (multiply @ X1 @ (multiply @ X0 @ X2)))),
% 20.29/3.51      inference('demod', [status(thm)], [zip_derived_cl4748, zip_derived_cl1])).
% 20.29/3.51  thf(zip_derived_cl1968, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ X0 @ (double_divide @ X2 @ X0))
% 20.29/3.51           = (multiply @ X1 @ (double_divide @ X2 @ X1)))),
% 20.29/3.51      inference('demod', [status(thm)],
% 20.29/3.51                [zip_derived_cl1932, zip_derived_cl1570])).
% 20.29/3.51  thf(zip_derived_cl4823, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 20.29/3.51         ((multiply @ X1 @ 
% 20.29/3.51           (multiply @ X0 @ (double_divide @ X2 @ (multiply @ X1 @ X0))))
% 20.29/3.51           = (multiply @ X3 @ (double_divide @ X2 @ X3)))),
% 20.29/3.51      inference('s_sup+', [status(thm)],
% 20.29/3.51                [zip_derived_cl4768, zip_derived_cl1968])).
% 20.29/3.51  thf(zip_derived_cl19, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((X0)
% 20.29/3.51           = (double_divide @ 
% 20.29/3.51              (multiply @ X2 @ (double_divide @ X0 @ (multiply @ X1 @ X2))) @ 
% 20.29/3.51              X1))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl5, zip_derived_cl4])).
% 20.29/3.51  thf(zip_derived_cl1, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i]:
% 20.29/3.51         ((multiply @ X1 @ X0) = (inverse @ (double_divide @ X0 @ X1)))),
% 20.29/3.51      inference('cnf', [status(esa)], [multiply])).
% 20.29/3.51  thf(zip_derived_cl31, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ X1 @ 
% 20.29/3.51           (multiply @ X2 @ (double_divide @ X0 @ (multiply @ X1 @ X2))))
% 20.29/3.51           = (inverse @ X0))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl19, zip_derived_cl1])).
% 20.29/3.51  thf(zip_derived_cl4909, plain,
% 20.29/3.51      (![X2 : $i, X3 : $i]:
% 20.29/3.51         ((inverse @ X2) = (multiply @ X3 @ (double_divide @ X2 @ X3)))),
% 20.29/3.51      inference('demod', [status(thm)], [zip_derived_cl4823, zip_derived_cl31])).
% 20.29/3.51  thf(zip_derived_cl204, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ 
% 20.29/3.51           (multiply @ X2 @ (multiply @ X1 @ (double_divide @ X0 @ X2))) @ X0)
% 20.29/3.51           = (X1))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl5, zip_derived_cl137])).
% 20.29/3.51  thf(zip_derived_cl5059, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X1 @ (inverse @ X0)) @ X0) = (X1))),
% 20.29/3.51      inference('s_sup+', [status(thm)],
% 20.29/3.51                [zip_derived_cl4909, zip_derived_cl204])).
% 20.29/3.51  thf(zip_derived_cl5059, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X1 @ (inverse @ X0)) @ X0) = (X1))),
% 20.29/3.51      inference('s_sup+', [status(thm)],
% 20.29/3.51                [zip_derived_cl4909, zip_derived_cl204])).
% 20.29/3.51  thf(zip_derived_cl5100, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i]:
% 20.29/3.51         ((multiply @ X0 @ X1) = (multiply @ X0 @ (inverse @ (inverse @ X1))))),
% 20.29/3.51      inference('s_sup+', [status(thm)],
% 20.29/3.51                [zip_derived_cl5059, zip_derived_cl5059])).
% 20.29/3.51  thf(zip_derived_cl35, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((X1)
% 20.29/3.51           = (double_divide @ (double_divide @ (multiply @ X2 @ X1) @ X0) @ 
% 20.29/3.51              (multiply @ X0 @ X2)))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl4, zip_derived_cl19])).
% 20.29/3.51  thf(zip_derived_cl5150, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((inverse @ (inverse @ X0))
% 20.29/3.51           = (double_divide @ (double_divide @ (multiply @ X1 @ X0) @ X2) @ 
% 20.29/3.51              (multiply @ X2 @ X1)))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl5100, zip_derived_cl35])).
% 20.29/3.51  thf(zip_derived_cl35, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((X1)
% 20.29/3.51           = (double_divide @ (double_divide @ (multiply @ X2 @ X1) @ X0) @ 
% 20.29/3.51              (multiply @ X0 @ X2)))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl4, zip_derived_cl19])).
% 20.29/3.51  thf(zip_derived_cl5194, plain,
% 20.29/3.51      (![X0 : $i]: ((inverse @ (inverse @ X0)) = (X0))),
% 20.29/3.51      inference('demod', [status(thm)], [zip_derived_cl5150, zip_derived_cl35])).
% 20.29/3.51  thf(zip_derived_cl1579, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i]:
% 20.29/3.51         ((multiply @ (inverse @ X1) @ X1) = (multiply @ (inverse @ X0) @ X0))),
% 20.29/3.51      inference('s_sup+', [status(thm)],
% 20.29/3.51                [zip_derived_cl1504, zip_derived_cl1504])).
% 20.29/3.51  thf(zip_derived_cl5204, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i]:
% 20.29/3.51         ((multiply @ (inverse @ X1) @ X1) = (multiply @ X0 @ (inverse @ X0)))),
% 20.29/3.51      inference('s_sup+', [status(thm)],
% 20.29/3.51                [zip_derived_cl5194, zip_derived_cl1579])).
% 20.29/3.51  thf(zip_derived_cl5059, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X1 @ (inverse @ X0)) @ X0) = (X1))),
% 20.29/3.51      inference('s_sup+', [status(thm)],
% 20.29/3.51                [zip_derived_cl4909, zip_derived_cl204])).
% 20.29/3.51  thf(zip_derived_cl5274, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X0 @ (inverse @ X0)) @ X1)
% 20.29/3.51           = (inverse @ (inverse @ X1)))),
% 20.29/3.51      inference('s_sup+', [status(thm)],
% 20.29/3.51                [zip_derived_cl5204, zip_derived_cl5059])).
% 20.29/3.51  thf(zip_derived_cl5194, plain,
% 20.29/3.51      (![X0 : $i]: ((inverse @ (inverse @ X0)) = (X0))),
% 20.29/3.51      inference('demod', [status(thm)], [zip_derived_cl5150, zip_derived_cl35])).
% 20.29/3.51  thf(zip_derived_cl5336, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X0 @ (inverse @ X0)) @ X1) = (X1))),
% 20.29/3.51      inference('demod', [status(thm)],
% 20.29/3.51                [zip_derived_cl5274, zip_derived_cl5194])).
% 20.29/3.51  thf(zip_derived_cl928, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X2 @ (inverse @ X0)) @ (multiply @ X1 @ X0))
% 20.29/3.51           = (multiply @ X2 @ X1))),
% 20.29/3.51      inference('s_sup+', [status(thm)], [zip_derived_cl42, zip_derived_cl204])).
% 20.29/3.51  thf(zip_derived_cl5717, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i]: ((multiply @ X1 @ X0) = (multiply @ X0 @ X1))),
% 20.29/3.51      inference('s_sup+', [status(thm)],
% 20.29/3.51                [zip_derived_cl5336, zip_derived_cl928])).
% 20.29/3.51  thf(zip_derived_cl5746, plain,
% 20.29/3.51      ((((multiply @ a4 @ b4) != (multiply @ a4 @ b4))
% 20.29/3.51        | ((multiply @ (inverse @ b2) @ (multiply @ b2 @ a2)) != (a2)))),
% 20.29/3.51      inference('demod', [status(thm)],
% 20.29/3.51                [zip_derived_cl4773, zip_derived_cl5717])).
% 20.29/3.51  thf(zip_derived_cl5747, plain,
% 20.29/3.51      (((multiply @ (inverse @ b2) @ (multiply @ b2 @ a2)) != (a2))),
% 20.29/3.51      inference('simplify', [status(thm)], [zip_derived_cl5746])).
% 20.29/3.51  thf(zip_derived_cl5194, plain,
% 20.29/3.51      (![X0 : $i]: ((inverse @ (inverse @ X0)) = (X0))),
% 20.29/3.51      inference('demod', [status(thm)], [zip_derived_cl5150, zip_derived_cl35])).
% 20.29/3.51  thf(zip_derived_cl5204, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i]:
% 20.29/3.51         ((multiply @ (inverse @ X1) @ X1) = (multiply @ X0 @ (inverse @ X0)))),
% 20.29/3.51      inference('s_sup+', [status(thm)],
% 20.29/3.51                [zip_derived_cl5194, zip_derived_cl1579])).
% 20.29/3.51  thf(zip_derived_cl5059, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X1 @ (inverse @ X0)) @ X0) = (X1))),
% 20.29/3.51      inference('s_sup+', [status(thm)],
% 20.29/3.51                [zip_derived_cl4909, zip_derived_cl204])).
% 20.29/3.51  thf(zip_derived_cl5246, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ (inverse @ X0) @ X0) @ X1) = (X1))),
% 20.29/3.51      inference('s_sup+', [status(thm)],
% 20.29/3.51                [zip_derived_cl5204, zip_derived_cl5059])).
% 20.29/3.51  thf(zip_derived_cl5204, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i]:
% 20.29/3.51         ((multiply @ (inverse @ X1) @ X1) = (multiply @ X0 @ (inverse @ X0)))),
% 20.29/3.51      inference('s_sup+', [status(thm)],
% 20.29/3.51                [zip_derived_cl5194, zip_derived_cl1579])).
% 20.29/3.51  thf(zip_derived_cl4768, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i, X2 : $i]:
% 20.29/3.51         ((multiply @ (multiply @ X1 @ X0) @ X2)
% 20.29/3.51           = (multiply @ X1 @ (multiply @ X0 @ X2)))),
% 20.29/3.51      inference('demod', [status(thm)], [zip_derived_cl4748, zip_derived_cl1])).
% 20.29/3.51  thf(zip_derived_cl5333, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i]:
% 20.29/3.51         ((multiply @ X0 @ (multiply @ (inverse @ X0) @ X1)) = (X1))),
% 20.29/3.51      inference('demod', [status(thm)],
% 20.29/3.51                [zip_derived_cl5246, zip_derived_cl5204, zip_derived_cl4768])).
% 20.29/3.51  thf(zip_derived_cl5680, plain,
% 20.29/3.51      (![X0 : $i, X1 : $i]:
% 20.29/3.51         ((multiply @ (inverse @ X0) @ (multiply @ X0 @ X1)) = (X1))),
% 20.29/3.51      inference('s_sup+', [status(thm)],
% 20.29/3.51                [zip_derived_cl5194, zip_derived_cl5333])).
% 20.29/3.51  thf(zip_derived_cl6164, plain, (((a2) != (a2))),
% 20.29/3.51      inference('demod', [status(thm)],
% 20.29/3.51                [zip_derived_cl5747, zip_derived_cl5680])).
% 20.29/3.51  thf(zip_derived_cl6165, plain, ($false),
% 20.29/3.51      inference('simplify', [status(thm)], [zip_derived_cl6164])).
% 20.29/3.51  
% 20.29/3.51  % SZS output end Refutation
% 20.29/3.51  
% 20.29/3.51  
% 20.29/3.51  % Terminating...
% 20.57/3.59  % Runner terminated.
% 20.57/3.61  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------