TSTP Solution File: GRP442-1 by Zipperpin---2.1.9999

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : GRP442-1 : TPTP v8.1.2. Released v2.6.0.
% Transfm  : NO INFORMATION
% Format   : NO INFORMATION
% Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.T00rVqrQAA true

% Computer : n014.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 Aug 31 01:51:40 EDT 2023

% Result   : Unsatisfiable 19.12s 3.33s
% Output   : Refutation 19.12s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.13  % Problem  : GRP442-1 : TPTP v8.1.2. Released v2.6.0.
% 0.00/0.14  % Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.T00rVqrQAA true
% 0.14/0.35  % Computer : n014.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit : 300
% 0.14/0.35  % WCLimit  : 300
% 0.14/0.35  % DateTime : Mon Aug 28 21:21:30 EDT 2023
% 0.14/0.35  % CPUTime  : 
% 0.14/0.35  % Running portfolio for 300 s
% 0.14/0.35  % File         : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.14/0.35  % Number of cores: 8
% 0.14/0.36  % Python version: Python 3.6.8
% 0.14/0.36  % Running in FO mode
% 0.22/0.65  % Total configuration time : 435
% 0.22/0.65  % Estimated wc time : 1092
% 0.22/0.65  % Estimated cpu time (7 cpus) : 156.0
% 0.22/0.72  % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.22/0.72  % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.22/0.72  % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.22/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.22/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.22/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 1.03/0.77  % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 19.12/3.33  % Solved by fo/fo7.sh.
% 19.12/3.33  % done 663 iterations in 2.552s
% 19.12/3.33  % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 19.12/3.33  % SZS output start Refutation
% 19.12/3.33  thf(a1_type, type, a1: $i).
% 19.12/3.33  thf(b1_type, type, b1: $i).
% 19.12/3.33  thf(inverse_type, type, inverse: $i > $i).
% 19.12/3.33  thf(multiply_type, type, multiply: $i > $i > $i).
% 19.12/3.33  thf(single_axiom, axiom,
% 19.12/3.33    (( inverse @
% 19.12/3.33       ( multiply @
% 19.12/3.33         A @ 
% 19.12/3.33         ( multiply @
% 19.12/3.33           B @ 
% 19.12/3.33           ( multiply @
% 19.12/3.33             ( multiply @ C @ ( inverse @ C ) ) @ 
% 19.12/3.33             ( inverse @ ( multiply @ D @ ( multiply @ A @ B ) ) ) ) ) ) ) =
% 19.12/3.33     ( D ))).
% 19.12/3.33  thf(zip_derived_cl0, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ X1 @ 
% 19.12/3.33            (multiply @ X2 @ 
% 19.12/3.33             (multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33              (inverse @ (multiply @ X0 @ (multiply @ X1 @ X2)))))))
% 19.12/3.33           = (X0))),
% 19.12/3.33      inference('cnf', [status(esa)], [single_axiom])).
% 19.12/3.33  thf(zip_derived_cl0, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ X1 @ 
% 19.12/3.33            (multiply @ X2 @ 
% 19.12/3.33             (multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33              (inverse @ (multiply @ X0 @ (multiply @ X1 @ X2)))))))
% 19.12/3.33           = (X0))),
% 19.12/3.33      inference('cnf', [status(esa)], [single_axiom])).
% 19.12/3.33  thf(zip_derived_cl3, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ X2 @ 
% 19.12/3.33            (multiply @ 
% 19.12/3.33             (multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33              (inverse @ (multiply @ X0 @ (multiply @ X1 @ X2)))) @ 
% 19.12/3.33             (multiply @ (multiply @ X4 @ (inverse @ X4)) @ X0))))
% 19.12/3.33           = (X1))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 19.12/3.33  thf(zip_derived_cl3, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ X2 @ 
% 19.12/3.33            (multiply @ 
% 19.12/3.33             (multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33              (inverse @ (multiply @ X0 @ (multiply @ X1 @ X2)))) @ 
% 19.12/3.33             (multiply @ (multiply @ X4 @ (inverse @ X4)) @ X0))))
% 19.12/3.33           = (X1))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 19.12/3.33  thf(zip_derived_cl3, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ X2 @ 
% 19.12/3.33            (multiply @ 
% 19.12/3.33             (multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33              (inverse @ (multiply @ X0 @ (multiply @ X1 @ X2)))) @ 
% 19.12/3.33             (multiply @ (multiply @ X4 @ (inverse @ X4)) @ X0))))
% 19.12/3.33           = (X1))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 19.12/3.33  thf(zip_derived_cl10, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ (multiply @ (multiply @ X5 @ (inverse @ X5)) @ X2) @ 
% 19.12/3.33            (multiply @ (multiply @ (multiply @ X6 @ (inverse @ X6)) @ X0) @ 
% 19.12/3.33             (multiply @ (multiply @ X4 @ (inverse @ X4)) @ X1))))
% 19.12/3.33           = (multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33              (inverse @ (multiply @ X2 @ (multiply @ X0 @ X1)))))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl3, zip_derived_cl3])).
% 19.12/3.33  thf(zip_derived_cl3, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ X2 @ 
% 19.12/3.33            (multiply @ 
% 19.12/3.33             (multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33              (inverse @ (multiply @ X0 @ (multiply @ X1 @ X2)))) @ 
% 19.12/3.33             (multiply @ (multiply @ X4 @ (inverse @ X4)) @ X0))))
% 19.12/3.33           = (X1))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 19.12/3.33  thf(zip_derived_cl0, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ X1 @ 
% 19.12/3.33            (multiply @ X2 @ 
% 19.12/3.33             (multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33              (inverse @ (multiply @ X0 @ (multiply @ X1 @ X2)))))))
% 19.12/3.33           = (X0))),
% 19.12/3.33      inference('cnf', [status(esa)], [single_axiom])).
% 19.12/3.33  thf(zip_derived_cl9, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ 
% 19.12/3.33            (multiply @ (multiply @ X4 @ (inverse @ X4)) @ 
% 19.12/3.33             (inverse @ (multiply @ X2 @ (multiply @ X0 @ X1)))) @ 
% 19.12/3.33            (multiply @ (multiply @ (multiply @ X3 @ (inverse @ X3)) @ X2) @ 
% 19.12/3.33             (multiply @ (multiply @ X5 @ (inverse @ X5)) @ X0))))
% 19.12/3.33           = (X1))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl3, zip_derived_cl0])).
% 19.12/3.33  thf(zip_derived_cl98, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33           (inverse @ 
% 19.12/3.33            (multiply @ (inverse @ (multiply @ X1 @ (multiply @ X0 @ X2))) @ 
% 19.12/3.33             (multiply @ X1 @ X0))))
% 19.12/3.33           = (X2))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl10, zip_derived_cl9])).
% 19.12/3.33  thf(zip_derived_cl154, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 19.12/3.33         ((multiply @ (multiply @ X5 @ (inverse @ X5)) @ 
% 19.12/3.33           (inverse @ 
% 19.12/3.33            (multiply @ X0 @ 
% 19.12/3.33             (multiply @ X3 @ 
% 19.12/3.33              (multiply @ (multiply @ X4 @ (inverse @ X4)) @ 
% 19.12/3.33               (inverse @ (multiply @ X1 @ (multiply @ X0 @ X3))))))))
% 19.12/3.33           = (multiply @ (multiply @ X2 @ (inverse @ X2)) @ X1))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl3, zip_derived_cl98])).
% 19.12/3.33  thf(zip_derived_cl0, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ X1 @ 
% 19.12/3.33            (multiply @ X2 @ 
% 19.12/3.33             (multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33              (inverse @ (multiply @ X0 @ (multiply @ X1 @ X2)))))))
% 19.12/3.33           = (X0))),
% 19.12/3.33      inference('cnf', [status(esa)], [single_axiom])).
% 19.12/3.33  thf(zip_derived_cl164, plain,
% 19.12/3.33      (![X1 : $i, X2 : $i, X5 : $i]:
% 19.12/3.33         ((multiply @ (multiply @ X5 @ (inverse @ X5)) @ X1)
% 19.12/3.33           = (multiply @ (multiply @ X2 @ (inverse @ X2)) @ X1))),
% 19.12/3.33      inference('demod', [status(thm)], [zip_derived_cl154, zip_derived_cl0])).
% 19.12/3.33  thf(zip_derived_cl164, plain,
% 19.12/3.33      (![X1 : $i, X2 : $i, X5 : $i]:
% 19.12/3.33         ((multiply @ (multiply @ X5 @ (inverse @ X5)) @ X1)
% 19.12/3.33           = (multiply @ (multiply @ X2 @ (inverse @ X2)) @ X1))),
% 19.12/3.33      inference('demod', [status(thm)], [zip_derived_cl154, zip_derived_cl0])).
% 19.12/3.33  thf(zip_derived_cl188, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((multiply @ 
% 19.12/3.33           (multiply @ (multiply @ X1 @ (inverse @ X1)) @ 
% 19.12/3.33            (inverse @ (multiply @ X0 @ (inverse @ X0)))) @ 
% 19.12/3.33           X2) = (multiply @ (multiply @ X3 @ (inverse @ X3)) @ X2))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl164, zip_derived_cl164])).
% 19.12/3.33  thf(zip_derived_cl0, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ X1 @ 
% 19.12/3.33            (multiply @ X2 @ 
% 19.12/3.33             (multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33              (inverse @ (multiply @ X0 @ (multiply @ X1 @ X2)))))))
% 19.12/3.33           = (X0))),
% 19.12/3.33      inference('cnf', [status(esa)], [single_axiom])).
% 19.12/3.33  thf(zip_derived_cl317, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ X1 @ 
% 19.12/3.33            (multiply @ X0 @ 
% 19.12/3.33             (multiply @ (multiply @ X5 @ (inverse @ X5)) @ 
% 19.12/3.33              (inverse @ 
% 19.12/3.33               (multiply @ 
% 19.12/3.33                (multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33                 (inverse @ (multiply @ X2 @ (inverse @ X2)))) @ 
% 19.12/3.33                (multiply @ X1 @ X0)))))))
% 19.12/3.33           = (multiply @ X4 @ (inverse @ X4)))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl188, zip_derived_cl0])).
% 19.12/3.33  thf(zip_derived_cl188, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((multiply @ 
% 19.12/3.33           (multiply @ (multiply @ X1 @ (inverse @ X1)) @ 
% 19.12/3.33            (inverse @ (multiply @ X0 @ (inverse @ X0)))) @ 
% 19.12/3.33           X2) = (multiply @ (multiply @ X3 @ (inverse @ X3)) @ X2))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl164, zip_derived_cl164])).
% 19.12/3.33  thf(zip_derived_cl0, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ X1 @ 
% 19.12/3.33            (multiply @ X2 @ 
% 19.12/3.33             (multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33              (inverse @ (multiply @ X0 @ (multiply @ X1 @ X2)))))))
% 19.12/3.33           = (X0))),
% 19.12/3.33      inference('cnf', [status(esa)], [single_axiom])).
% 19.12/3.33  thf(zip_derived_cl445, plain,
% 19.12/3.33      (![X3 : $i, X4 : $i]:
% 19.12/3.33         ((multiply @ X3 @ (inverse @ X3)) = (multiply @ X4 @ (inverse @ X4)))),
% 19.12/3.33      inference('demod', [status(thm)],
% 19.12/3.33                [zip_derived_cl317, zip_derived_cl188, zip_derived_cl0])).
% 19.12/3.33  thf(zip_derived_cl0, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ X1 @ 
% 19.12/3.33            (multiply @ X2 @ 
% 19.12/3.33             (multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33              (inverse @ (multiply @ X0 @ (multiply @ X1 @ X2)))))))
% 19.12/3.33           = (X0))),
% 19.12/3.33      inference('cnf', [status(esa)], [single_axiom])).
% 19.12/3.33  thf(zip_derived_cl445, plain,
% 19.12/3.33      (![X3 : $i, X4 : $i]:
% 19.12/3.33         ((multiply @ X3 @ (inverse @ X3)) = (multiply @ X4 @ (inverse @ X4)))),
% 19.12/3.33      inference('demod', [status(thm)],
% 19.12/3.33                [zip_derived_cl317, zip_derived_cl188, zip_derived_cl0])).
% 19.12/3.33  thf(zip_derived_cl534, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 19.12/3.33         ((multiply @ 
% 19.12/3.33           (multiply @ X3 @ 
% 19.12/3.33            (multiply @ X2 @ 
% 19.12/3.33             (multiply @ (multiply @ X4 @ (inverse @ X4)) @ 
% 19.12/3.33              (inverse @ (multiply @ X0 @ (multiply @ X3 @ X2)))))) @ 
% 19.12/3.33           X0) = (multiply @ X1 @ (inverse @ X1)))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl445])).
% 19.12/3.33  thf(zip_derived_cl445, plain,
% 19.12/3.33      (![X3 : $i, X4 : $i]:
% 19.12/3.33         ((multiply @ X3 @ (inverse @ X3)) = (multiply @ X4 @ (inverse @ X4)))),
% 19.12/3.33      inference('demod', [status(thm)],
% 19.12/3.33                [zip_derived_cl317, zip_derived_cl188, zip_derived_cl0])).
% 19.12/3.33  thf(zip_derived_cl98, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33           (inverse @ 
% 19.12/3.33            (multiply @ (inverse @ (multiply @ X1 @ (multiply @ X0 @ X2))) @ 
% 19.12/3.33             (multiply @ X1 @ X0))))
% 19.12/3.33           = (X2))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl10, zip_derived_cl9])).
% 19.12/3.33  thf(zip_derived_cl469, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33           (inverse @ 
% 19.12/3.33            (multiply @ 
% 19.12/3.33             (inverse @ (multiply @ X2 @ (multiply @ X0 @ (inverse @ X0)))) @ 
% 19.12/3.33             (multiply @ X2 @ X1))))
% 19.12/3.33           = (inverse @ X1))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl445, zip_derived_cl98])).
% 19.12/3.33  thf(zip_derived_cl445, plain,
% 19.12/3.33      (![X3 : $i, X4 : $i]:
% 19.12/3.33         ((multiply @ X3 @ (inverse @ X3)) = (multiply @ X4 @ (inverse @ X4)))),
% 19.12/3.33      inference('demod', [status(thm)],
% 19.12/3.33                [zip_derived_cl317, zip_derived_cl188, zip_derived_cl0])).
% 19.12/3.33  thf(zip_derived_cl0, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ X1 @ 
% 19.12/3.33            (multiply @ X2 @ 
% 19.12/3.33             (multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33              (inverse @ (multiply @ X0 @ (multiply @ X1 @ X2)))))))
% 19.12/3.33           = (X0))),
% 19.12/3.33      inference('cnf', [status(esa)], [single_axiom])).
% 19.12/3.33  thf(zip_derived_cl462, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ X2 @ 
% 19.12/3.33            (multiply @ (inverse @ X2) @ 
% 19.12/3.33             (multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33              (inverse @ (multiply @ X1 @ (multiply @ X0 @ (inverse @ X0))))))))
% 19.12/3.33           = (X1))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl445, zip_derived_cl0])).
% 19.12/3.33  thf(zip_derived_cl1176, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X3 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ X3 @ 
% 19.12/3.33            (multiply @ (inverse @ X3) @ (inverse @ (inverse @ X0)))))
% 19.12/3.33           = (inverse @ (multiply @ X0 @ (multiply @ X1 @ (inverse @ X1)))))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl469, zip_derived_cl462])).
% 19.12/3.33  thf(zip_derived_cl3339, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ X5 @ 
% 19.12/3.33            (multiply @ (inverse @ X5) @ 
% 19.12/3.33             (inverse @ 
% 19.12/3.33              (inverse @ 
% 19.12/3.33               (multiply @ X3 @ 
% 19.12/3.33                (multiply @ X2 @ 
% 19.12/3.33                 (multiply @ (multiply @ X4 @ (inverse @ X4)) @ 
% 19.12/3.33                  (inverse @ 
% 19.12/3.33                   (multiply @ (multiply @ X1 @ (inverse @ X1)) @ 
% 19.12/3.33                    (multiply @ X3 @ X2)))))))))))
% 19.12/3.33           = (inverse @ (multiply @ X0 @ (inverse @ X0))))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl534, zip_derived_cl1176])).
% 19.12/3.33  thf(zip_derived_cl0, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ X1 @ 
% 19.12/3.33            (multiply @ X2 @ 
% 19.12/3.33             (multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33              (inverse @ (multiply @ X0 @ (multiply @ X1 @ X2)))))))
% 19.12/3.33           = (X0))),
% 19.12/3.33      inference('cnf', [status(esa)], [single_axiom])).
% 19.12/3.33  thf(zip_derived_cl3531, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X5 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ X5 @ 
% 19.12/3.33            (multiply @ (inverse @ X5) @ 
% 19.12/3.33             (inverse @ (multiply @ X1 @ (inverse @ X1))))))
% 19.12/3.33           = (inverse @ (multiply @ X0 @ (inverse @ X0))))),
% 19.12/3.33      inference('demod', [status(thm)], [zip_derived_cl3339, zip_derived_cl0])).
% 19.12/3.33  thf(zip_derived_cl3531, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X5 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ X5 @ 
% 19.12/3.33            (multiply @ (inverse @ X5) @ 
% 19.12/3.33             (inverse @ (multiply @ X1 @ (inverse @ X1))))))
% 19.12/3.33           = (inverse @ (multiply @ X0 @ (inverse @ X0))))),
% 19.12/3.33      inference('demod', [status(thm)], [zip_derived_cl3339, zip_derived_cl0])).
% 19.12/3.33  thf(zip_derived_cl3606, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ X3 @ 
% 19.12/3.33            (multiply @ (inverse @ X3) @ 
% 19.12/3.33             (inverse @ (multiply @ X2 @ (inverse @ X2))))))
% 19.12/3.33           = (inverse @ 
% 19.12/3.33              (multiply @ X1 @ 
% 19.12/3.33               (multiply @ (inverse @ X1) @ 
% 19.12/3.33                (inverse @ (multiply @ X0 @ (inverse @ X0)))))))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl3531, zip_derived_cl3531])).
% 19.12/3.33  thf(zip_derived_cl98, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33           (inverse @ 
% 19.12/3.33            (multiply @ (inverse @ (multiply @ X1 @ (multiply @ X0 @ X2))) @ 
% 19.12/3.33             (multiply @ X1 @ X0))))
% 19.12/3.33           = (X2))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl10, zip_derived_cl9])).
% 19.12/3.33  thf(zip_derived_cl462, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ X2 @ 
% 19.12/3.33            (multiply @ (inverse @ X2) @ 
% 19.12/3.33             (multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33              (inverse @ (multiply @ X1 @ (multiply @ X0 @ (inverse @ X0))))))))
% 19.12/3.33           = (X1))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl445, zip_derived_cl0])).
% 19.12/3.33  thf(zip_derived_cl1175, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X3 : $i]:
% 19.12/3.33         ((inverse @ (multiply @ X3 @ (multiply @ (inverse @ X3) @ X0)))
% 19.12/3.33           = (inverse @ (multiply @ X1 @ (multiply @ (inverse @ X1) @ X0))))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl98, zip_derived_cl462])).
% 19.12/3.33  thf(zip_derived_cl0, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ X1 @ 
% 19.12/3.33            (multiply @ X2 @ 
% 19.12/3.33             (multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33              (inverse @ (multiply @ X0 @ (multiply @ X1 @ X2)))))))
% 19.12/3.33           = (X0))),
% 19.12/3.33      inference('cnf', [status(esa)], [single_axiom])).
% 19.12/3.33  thf(zip_derived_cl1235, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ (inverse @ X2) @ 
% 19.12/3.33            (multiply @ X0 @ 
% 19.12/3.33             (multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33              (inverse @ (multiply @ X1 @ (multiply @ (inverse @ X1) @ X0)))))))
% 19.12/3.33           = (X2))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl1175, zip_derived_cl0])).
% 19.12/3.33  thf(zip_derived_cl4096, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ 
% 19.12/3.33            (inverse @ 
% 19.12/3.33             (multiply @ X1 @ 
% 19.12/3.33              (multiply @ (inverse @ X1) @ 
% 19.12/3.33               (inverse @ (multiply @ X0 @ (inverse @ X0)))))) @ 
% 19.12/3.33            (multiply @ X4 @ 
% 19.12/3.33             (multiply @ (multiply @ X6 @ (inverse @ X6)) @ 
% 19.12/3.33              (inverse @ (multiply @ X5 @ (multiply @ (inverse @ X5) @ X4)))))))
% 19.12/3.33           = (multiply @ X3 @ 
% 19.12/3.33              (multiply @ (inverse @ X3) @ 
% 19.12/3.33               (inverse @ (multiply @ X2 @ (inverse @ X2))))))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl3606, zip_derived_cl1235])).
% 19.12/3.33  thf(zip_derived_cl3531, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X5 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ X5 @ 
% 19.12/3.33            (multiply @ (inverse @ X5) @ 
% 19.12/3.33             (inverse @ (multiply @ X1 @ (inverse @ X1))))))
% 19.12/3.33           = (inverse @ (multiply @ X0 @ (inverse @ X0))))),
% 19.12/3.33      inference('demod', [status(thm)], [zip_derived_cl3339, zip_derived_cl0])).
% 19.12/3.33  thf(zip_derived_cl1235, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ (inverse @ X2) @ 
% 19.12/3.33            (multiply @ X0 @ 
% 19.12/3.33             (multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33              (inverse @ (multiply @ X1 @ (multiply @ (inverse @ X1) @ X0)))))))
% 19.12/3.33           = (X2))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl1175, zip_derived_cl0])).
% 19.12/3.33  thf(zip_derived_cl4419, plain,
% 19.12/3.33      (![X0 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((multiply @ X0 @ (inverse @ X0))
% 19.12/3.33           = (multiply @ X3 @ 
% 19.12/3.33              (multiply @ (inverse @ X3) @ 
% 19.12/3.33               (inverse @ (multiply @ X2 @ (inverse @ X2))))))),
% 19.12/3.33      inference('demod', [status(thm)],
% 19.12/3.33                [zip_derived_cl4096, zip_derived_cl3531, zip_derived_cl1235])).
% 19.12/3.33  thf(zip_derived_cl98, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33           (inverse @ 
% 19.12/3.33            (multiply @ (inverse @ (multiply @ X1 @ (multiply @ X0 @ X2))) @ 
% 19.12/3.33             (multiply @ X1 @ X0))))
% 19.12/3.33           = (X2))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl10, zip_derived_cl9])).
% 19.12/3.33  thf(zip_derived_cl4570, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 19.12/3.33         ((multiply @ (multiply @ X4 @ (inverse @ X4)) @ 
% 19.12/3.33           (inverse @ 
% 19.12/3.33            (multiply @ 
% 19.12/3.33             (inverse @ (multiply @ X3 @ (multiply @ X0 @ (inverse @ X0)))) @ 
% 19.12/3.33             (multiply @ X3 @ X2))))
% 19.12/3.33           = (multiply @ (inverse @ X2) @ 
% 19.12/3.33              (inverse @ (multiply @ X1 @ (inverse @ X1)))))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl4419, zip_derived_cl98])).
% 19.12/3.33  thf(zip_derived_cl469, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33           (inverse @ 
% 19.12/3.33            (multiply @ 
% 19.12/3.33             (inverse @ (multiply @ X2 @ (multiply @ X0 @ (inverse @ X0)))) @ 
% 19.12/3.33             (multiply @ X2 @ X1))))
% 19.12/3.33           = (inverse @ X1))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl445, zip_derived_cl98])).
% 19.12/3.33  thf(zip_derived_cl4781, plain,
% 19.12/3.33      (![X1 : $i, X2 : $i]:
% 19.12/3.33         ((inverse @ X2)
% 19.12/3.33           = (multiply @ (inverse @ X2) @ 
% 19.12/3.33              (inverse @ (multiply @ X1 @ (inverse @ X1)))))),
% 19.12/3.33      inference('demod', [status(thm)], [zip_derived_cl4570, zip_derived_cl469])).
% 19.12/3.33  thf(zip_derived_cl445, plain,
% 19.12/3.33      (![X3 : $i, X4 : $i]:
% 19.12/3.33         ((multiply @ X3 @ (inverse @ X3)) = (multiply @ X4 @ (inverse @ X4)))),
% 19.12/3.33      inference('demod', [status(thm)],
% 19.12/3.33                [zip_derived_cl317, zip_derived_cl188, zip_derived_cl0])).
% 19.12/3.33  thf(zip_derived_cl98, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33           (inverse @ 
% 19.12/3.33            (multiply @ (inverse @ (multiply @ X1 @ (multiply @ X0 @ X2))) @ 
% 19.12/3.33             (multiply @ X1 @ X0))))
% 19.12/3.33           = (X2))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl10, zip_derived_cl9])).
% 19.12/3.33  thf(zip_derived_cl468, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33           (inverse @ 
% 19.12/3.33            (multiply @ 
% 19.12/3.33             (inverse @ (multiply @ X2 @ (multiply @ (inverse @ X2) @ X1))) @ 
% 19.12/3.33             (multiply @ X0 @ (inverse @ X0)))))
% 19.12/3.33           = (X1))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl445, zip_derived_cl98])).
% 19.12/3.33  thf(zip_derived_cl1235, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ (inverse @ X2) @ 
% 19.12/3.33            (multiply @ X0 @ 
% 19.12/3.33             (multiply @ (multiply @ X3 @ (inverse @ X3)) @ 
% 19.12/3.33              (inverse @ (multiply @ X1 @ (multiply @ (inverse @ X1) @ X0)))))))
% 19.12/3.33           = (X2))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl1175, zip_derived_cl0])).
% 19.12/3.33  thf(zip_derived_cl1802, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ (inverse @ X1) @ 
% 19.12/3.33            (multiply @ 
% 19.12/3.33             (inverse @ 
% 19.12/3.33              (inverse @ 
% 19.12/3.33               (inverse @ (multiply @ X2 @ (multiply @ (inverse @ X2) @ X0))))) @ 
% 19.12/3.33             X0)))
% 19.12/3.33           = (X1))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl468, zip_derived_cl1235])).
% 19.12/3.33  thf(zip_derived_cl4887, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ (inverse @ X1) @ 
% 19.12/3.33            (multiply @ 
% 19.12/3.33             (inverse @ 
% 19.12/3.33              (inverse @ (inverse @ (multiply @ X0 @ (inverse @ X0))))) @ 
% 19.12/3.33             (inverse @ (multiply @ X2 @ (inverse @ X2))))))
% 19.12/3.33           = (X1))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl4781, zip_derived_cl1802])).
% 19.12/3.33  thf(zip_derived_cl4781, plain,
% 19.12/3.33      (![X1 : $i, X2 : $i]:
% 19.12/3.33         ((inverse @ X2)
% 19.12/3.33           = (multiply @ (inverse @ X2) @ 
% 19.12/3.33              (inverse @ (multiply @ X1 @ (inverse @ X1)))))),
% 19.12/3.33      inference('demod', [status(thm)], [zip_derived_cl4570, zip_derived_cl469])).
% 19.12/3.33  thf(zip_derived_cl4951, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ (inverse @ X1) @ 
% 19.12/3.33            (inverse @ (inverse @ (inverse @ (multiply @ X0 @ (inverse @ X0)))))))
% 19.12/3.33           = (X1))),
% 19.12/3.33      inference('demod', [status(thm)],
% 19.12/3.33                [zip_derived_cl4887, zip_derived_cl4781])).
% 19.12/3.33  thf(zip_derived_cl4951, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ (inverse @ X1) @ 
% 19.12/3.33            (inverse @ (inverse @ (inverse @ (multiply @ X0 @ (inverse @ X0)))))))
% 19.12/3.33           = (X1))),
% 19.12/3.33      inference('demod', [status(thm)],
% 19.12/3.33                [zip_derived_cl4887, zip_derived_cl4781])).
% 19.12/3.33  thf(zip_derived_cl5136, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ X0 @ 
% 19.12/3.33            (inverse @ (inverse @ (inverse @ (multiply @ X2 @ (inverse @ X2)))))))
% 19.12/3.33           = (multiply @ (inverse @ X0) @ 
% 19.12/3.33              (inverse @ 
% 19.12/3.33               (inverse @ (inverse @ (multiply @ X1 @ (inverse @ X1)))))))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl4951, zip_derived_cl4951])).
% 19.12/3.33  thf(zip_derived_cl4951, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ (inverse @ X1) @ 
% 19.12/3.33            (inverse @ (inverse @ (inverse @ (multiply @ X0 @ (inverse @ X0)))))))
% 19.12/3.33           = (X1))),
% 19.12/3.33      inference('demod', [status(thm)],
% 19.12/3.33                [zip_derived_cl4887, zip_derived_cl4781])).
% 19.12/3.33  thf(zip_derived_cl5358, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i]:
% 19.12/3.33         ((multiply @ (inverse @ (inverse @ X1)) @ 
% 19.12/3.33           (inverse @ (inverse @ (inverse @ (multiply @ X0 @ (inverse @ X0))))))
% 19.12/3.33           = (X1))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl5136, zip_derived_cl4951])).
% 19.12/3.33  thf(zip_derived_cl1802, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ (inverse @ X1) @ 
% 19.12/3.33            (multiply @ 
% 19.12/3.33             (inverse @ 
% 19.12/3.33              (inverse @ 
% 19.12/3.33               (inverse @ (multiply @ X2 @ (multiply @ (inverse @ X2) @ X0))))) @ 
% 19.12/3.33             X0)))
% 19.12/3.33           = (X1))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl468, zip_derived_cl1235])).
% 19.12/3.33  thf(zip_derived_cl5821, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ (inverse @ X1) @ 
% 19.12/3.33            (multiply @ 
% 19.12/3.33             (inverse @ 
% 19.12/3.33              (inverse @ (inverse @ (multiply @ (inverse @ X0) @ X0)))) @ 
% 19.12/3.33             (inverse @ 
% 19.12/3.33              (inverse @ (inverse @ (multiply @ X2 @ (inverse @ X2))))))))
% 19.12/3.33           = (X1))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl5358, zip_derived_cl1802])).
% 19.12/3.33  thf(zip_derived_cl5358, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i]:
% 19.12/3.33         ((multiply @ (inverse @ (inverse @ X1)) @ 
% 19.12/3.33           (inverse @ (inverse @ (inverse @ (multiply @ X0 @ (inverse @ X0))))))
% 19.12/3.33           = (X1))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl5136, zip_derived_cl4951])).
% 19.12/3.33  thf(zip_derived_cl5891, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ (inverse @ X1) @ 
% 19.12/3.33            (inverse @ (multiply @ (inverse @ X0) @ X0))))
% 19.12/3.33           = (X1))),
% 19.12/3.33      inference('demod', [status(thm)],
% 19.12/3.33                [zip_derived_cl5821, zip_derived_cl5358])).
% 19.12/3.33  thf(zip_derived_cl5891, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ (inverse @ X1) @ 
% 19.12/3.33            (inverse @ (multiply @ (inverse @ X0) @ X0))))
% 19.12/3.33           = (X1))),
% 19.12/3.33      inference('demod', [status(thm)],
% 19.12/3.33                [zip_derived_cl5821, zip_derived_cl5358])).
% 19.12/3.33  thf(zip_derived_cl5953, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i, X2 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ X0 @ (inverse @ (multiply @ (inverse @ X2) @ X2))))
% 19.12/3.33           = (multiply @ (inverse @ X0) @ 
% 19.12/3.33              (inverse @ (multiply @ (inverse @ X1) @ X1))))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl5891, zip_derived_cl5891])).
% 19.12/3.33  thf(zip_derived_cl5891, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (multiply @ (inverse @ X1) @ 
% 19.12/3.33            (inverse @ (multiply @ (inverse @ X0) @ X0))))
% 19.12/3.33           = (X1))),
% 19.12/3.33      inference('demod', [status(thm)],
% 19.12/3.33                [zip_derived_cl5821, zip_derived_cl5358])).
% 19.12/3.33  thf(zip_derived_cl6223, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i]:
% 19.12/3.33         ((inverse @ 
% 19.12/3.33           (inverse @ 
% 19.12/3.33            (multiply @ X1 @ (inverse @ (multiply @ (inverse @ X0) @ X0)))))
% 19.12/3.33           = (X1))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl5953, zip_derived_cl5891])).
% 19.12/3.33  thf(zip_derived_cl7423, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i]:
% 19.12/3.33         ((inverse @ (inverse @ (multiply @ X0 @ (inverse @ X0))))
% 19.12/3.33           = (multiply @ (inverse @ X1) @ X1))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl445, zip_derived_cl6223])).
% 19.12/3.33  thf(prove_these_axioms_1, conjecture,
% 19.12/3.33    (( multiply @ ( inverse @ a1 ) @ a1 ) =
% 19.12/3.33     ( multiply @ ( inverse @ b1 ) @ b1 ))).
% 19.12/3.33  thf(zf_stmt_0, negated_conjecture,
% 19.12/3.33    (( multiply @ ( inverse @ a1 ) @ a1 ) !=
% 19.12/3.33     ( multiply @ ( inverse @ b1 ) @ b1 )),
% 19.12/3.33    inference('cnf.neg', [status(esa)], [prove_these_axioms_1])).
% 19.12/3.33  thf(zip_derived_cl1, plain,
% 19.12/3.33      (((multiply @ (inverse @ a1) @ a1) != (multiply @ (inverse @ b1) @ b1))),
% 19.12/3.33      inference('cnf', [status(esa)], [zf_stmt_0])).
% 19.12/3.33  thf(zip_derived_cl7657, plain,
% 19.12/3.33      (![X0 : $i]:
% 19.12/3.33         ((multiply @ (inverse @ a1) @ a1)
% 19.12/3.33           != (inverse @ (inverse @ (multiply @ X0 @ (inverse @ X0)))))),
% 19.12/3.33      inference('sup-', [status(thm)], [zip_derived_cl7423, zip_derived_cl1])).
% 19.12/3.33  thf(zip_derived_cl7423, plain,
% 19.12/3.33      (![X0 : $i, X1 : $i]:
% 19.12/3.33         ((inverse @ (inverse @ (multiply @ X0 @ (inverse @ X0))))
% 19.12/3.33           = (multiply @ (inverse @ X1) @ X1))),
% 19.12/3.33      inference('sup+', [status(thm)], [zip_derived_cl445, zip_derived_cl6223])).
% 19.12/3.33  thf(zip_derived_cl7836, plain, ($false),
% 19.12/3.33      inference('simplify_reflect+', [status(thm)],
% 19.12/3.33                [zip_derived_cl7657, zip_derived_cl7423])).
% 19.12/3.33  
% 19.12/3.33  % SZS output end Refutation
% 19.12/3.33  
% 19.12/3.33  
% 19.12/3.33  % Terminating...
% 19.12/3.38  % Runner terminated.
% 19.12/3.39  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------