TSTP Solution File: GRP610-1 by Zipperpin---2.1.9999
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- Process Solution
%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : GRP610-1 : TPTP v8.1.2. Released v2.6.0.
% Transfm : NO INFORMATION
% Format : NO INFORMATION
% Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.aKlsxN6Nga true
% Computer : n031.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 01:52:18 EDT 2023
% Result : Unsatisfiable 1.47s 0.91s
% Output : Refutation 1.47s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12 % Problem : GRP610-1 : TPTP v8.1.2. 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.aKlsxN6Nga true
% 0.13/0.34 % Computer : n031.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 : Mon Aug 28 20:49:10 EDT 2023
% 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
% 0.20/0.67 % Total configuration time : 435
% 0.20/0.67 % Estimated wc time : 1092
% 0.20/0.67 % Estimated cpu time (7 cpus) : 156.0
% 0.20/0.70 % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.20/0.71 % /export/starexec/sandbox/solver/bin/fo/fo3_bce.sh running for 75s
% 0.20/0.73 % /export/starexec/sandbox/solver/bin/fo/fo1_av.sh running for 75s
% 0.20/0.74 % /export/starexec/sandbox/solver/bin/fo/fo7.sh running for 63s
% 0.20/0.74 % /export/starexec/sandbox/solver/bin/fo/fo13.sh running for 50s
% 0.69/0.75 % /export/starexec/sandbox/solver/bin/fo/fo5.sh running for 50s
% 0.69/0.76 % /export/starexec/sandbox/solver/bin/fo/fo4.sh running for 50s
% 1.47/0.91 % Solved by fo/fo3_bce.sh.
% 1.47/0.91 % BCE start: 3
% 1.47/0.91 % BCE eliminated: 0
% 1.47/0.91 % PE start: 3
% 1.47/0.91 logic: eq
% 1.47/0.91 % PE eliminated: 0
% 1.47/0.91 % done 48 iterations in 0.183s
% 1.47/0.91 % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 1.47/0.91 % SZS output start Refutation
% 1.47/0.91 thf(multiply_type, type, multiply: $i > $i > $i).
% 1.47/0.91 thf(a2_type, type, a2: $i).
% 1.47/0.91 thf(inverse_type, type, inverse: $i > $i).
% 1.47/0.91 thf(double_divide_type, type, double_divide: $i > $i > $i).
% 1.47/0.91 thf(b2_type, type, b2: $i).
% 1.47/0.91 thf(single_axiom, axiom,
% 1.47/0.91 (( inverse @
% 1.47/0.91 ( double_divide @
% 1.47/0.91 ( inverse @
% 1.47/0.91 ( double_divide @ ( inverse @ ( double_divide @ A @ B ) ) @ C ) ) @
% 1.47/0.91 ( double_divide @ A @ C ) ) ) =
% 1.47/0.91 ( B ))).
% 1.47/0.91 thf(zip_derived_cl0, plain,
% 1.47/0.91 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.47/0.91 ((inverse @
% 1.47/0.91 (double_divide @
% 1.47/0.91 (inverse @
% 1.47/0.91 (double_divide @ (inverse @ (double_divide @ X1 @ X0)) @ X2)) @
% 1.47/0.91 (double_divide @ X1 @ X2)))
% 1.47/0.91 = (X0))),
% 1.47/0.91 inference('cnf', [status(esa)], [single_axiom])).
% 1.47/0.91 thf(zip_derived_cl0, plain,
% 1.47/0.91 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.47/0.91 ((inverse @
% 1.47/0.91 (double_divide @
% 1.47/0.91 (inverse @
% 1.47/0.91 (double_divide @ (inverse @ (double_divide @ X1 @ X0)) @ X2)) @
% 1.47/0.91 (double_divide @ X1 @ X2)))
% 1.47/0.91 = (X0))),
% 1.47/0.91 inference('cnf', [status(esa)], [single_axiom])).
% 1.47/0.91 thf(zip_derived_cl5, plain,
% 1.47/0.91 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.47/0.91 ((inverse @
% 1.47/0.91 (double_divide @ X0 @
% 1.47/0.91 (double_divide @ (inverse @ (double_divide @ X2 @ X0)) @
% 1.47/0.91 (double_divide @ X2 @ X1))))
% 1.47/0.91 = (X1))),
% 1.47/0.91 inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 1.47/0.91 thf(zip_derived_cl0, plain,
% 1.47/0.91 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.47/0.91 ((inverse @
% 1.47/0.91 (double_divide @
% 1.47/0.91 (inverse @
% 1.47/0.91 (double_divide @ (inverse @ (double_divide @ X1 @ X0)) @ X2)) @
% 1.47/0.91 (double_divide @ X1 @ X2)))
% 1.47/0.91 = (X0))),
% 1.47/0.91 inference('cnf', [status(esa)], [single_axiom])).
% 1.47/0.91 thf(zip_derived_cl8, plain,
% 1.47/0.91 (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.47/0.91 ((inverse @
% 1.47/0.91 (double_divide @ (inverse @ (double_divide @ X0 @ X3)) @
% 1.47/0.92 (double_divide @ X2 @ X3)))
% 1.47/0.92 = (double_divide @ (inverse @ (double_divide @ X1 @ X2)) @
% 1.47/0.92 (double_divide @ X1 @ X0)))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl5, zip_derived_cl0])).
% 1.47/0.92 thf(zip_derived_cl0, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.47/0.92 ((inverse @
% 1.47/0.92 (double_divide @
% 1.47/0.92 (inverse @
% 1.47/0.92 (double_divide @ (inverse @ (double_divide @ X1 @ X0)) @ X2)) @
% 1.47/0.92 (double_divide @ X1 @ X2)))
% 1.47/0.92 = (X0))),
% 1.47/0.92 inference('cnf', [status(esa)], [single_axiom])).
% 1.47/0.92 thf(zip_derived_cl53, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.47/0.92 ((double_divide @ (inverse @ (double_divide @ X2 @ X1)) @
% 1.47/0.92 (double_divide @ X2 @ (inverse @ (double_divide @ X1 @ X0)))) = (
% 1.47/0.92 X0))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl8, zip_derived_cl0])).
% 1.47/0.92 thf(zip_derived_cl8, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.47/0.92 ((inverse @
% 1.47/0.92 (double_divide @ (inverse @ (double_divide @ X0 @ X3)) @
% 1.47/0.92 (double_divide @ X2 @ X3)))
% 1.47/0.92 = (double_divide @ (inverse @ (double_divide @ X1 @ X2)) @
% 1.47/0.92 (double_divide @ X1 @ X0)))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl5, zip_derived_cl0])).
% 1.47/0.92 thf(zip_derived_cl5, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.47/0.92 ((inverse @
% 1.47/0.92 (double_divide @ X0 @
% 1.47/0.92 (double_divide @ (inverse @ (double_divide @ X2 @ X0)) @
% 1.47/0.92 (double_divide @ X2 @ X1))))
% 1.47/0.92 = (X1))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 1.47/0.92 thf(zip_derived_cl42, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.47/0.92 ((inverse @
% 1.47/0.92 (double_divide @ X1 @
% 1.47/0.92 (inverse @
% 1.47/0.92 (double_divide @ (inverse @ (double_divide @ X2 @ X0)) @
% 1.47/0.92 (double_divide @ X1 @ X0)))))
% 1.47/0.92 = (X2))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl8, zip_derived_cl5])).
% 1.47/0.92 thf(zip_derived_cl53, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.47/0.92 ((double_divide @ (inverse @ (double_divide @ X2 @ X1)) @
% 1.47/0.92 (double_divide @ X2 @ (inverse @ (double_divide @ X1 @ X0)))) = (
% 1.47/0.92 X0))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl8, zip_derived_cl0])).
% 1.47/0.92 thf(zip_derived_cl0, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.47/0.92 ((inverse @
% 1.47/0.92 (double_divide @
% 1.47/0.92 (inverse @
% 1.47/0.92 (double_divide @ (inverse @ (double_divide @ X1 @ X0)) @ X2)) @
% 1.47/0.92 (double_divide @ X1 @ X2)))
% 1.47/0.92 = (X0))),
% 1.47/0.92 inference('cnf', [status(esa)], [single_axiom])).
% 1.47/0.92 thf(zip_derived_cl109, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.47/0.92 ((inverse @
% 1.47/0.92 (double_divide @ (inverse @ X0) @
% 1.47/0.92 (double_divide @ X2 @
% 1.47/0.92 (double_divide @ X2 @ (inverse @ (double_divide @ X1 @ X0))))))
% 1.47/0.92 = (X1))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl53, zip_derived_cl0])).
% 1.47/0.92 thf(zip_derived_cl5, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.47/0.92 ((inverse @
% 1.47/0.92 (double_divide @ X0 @
% 1.47/0.92 (double_divide @ (inverse @ (double_divide @ X2 @ X0)) @
% 1.47/0.92 (double_divide @ X2 @ X1))))
% 1.47/0.92 = (X1))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 1.47/0.92 thf(zip_derived_cl0, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.47/0.92 ((inverse @
% 1.47/0.92 (double_divide @
% 1.47/0.92 (inverse @
% 1.47/0.92 (double_divide @ (inverse @ (double_divide @ X1 @ X0)) @ X2)) @
% 1.47/0.92 (double_divide @ X1 @ X2)))
% 1.47/0.92 = (X0))),
% 1.47/0.92 inference('cnf', [status(esa)], [single_axiom])).
% 1.47/0.92 thf(zip_derived_cl0, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.47/0.92 ((inverse @
% 1.47/0.92 (double_divide @
% 1.47/0.92 (inverse @
% 1.47/0.92 (double_divide @ (inverse @ (double_divide @ X1 @ X0)) @ X2)) @
% 1.47/0.92 (double_divide @ X1 @ X2)))
% 1.47/0.92 = (X0))),
% 1.47/0.92 inference('cnf', [status(esa)], [single_axiom])).
% 1.47/0.92 thf(zip_derived_cl4, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.47/0.92 ((inverse @
% 1.47/0.92 (double_divide @ (inverse @ (double_divide @ X0 @ X3)) @
% 1.47/0.92 (double_divide @
% 1.47/0.92 (inverse @
% 1.47/0.92 (double_divide @ (inverse @ (double_divide @ X2 @ X0)) @ X1)) @
% 1.47/0.92 X3)))
% 1.47/0.92 = (double_divide @ X2 @ X1))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 1.47/0.92 thf(zip_derived_cl19, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.47/0.92 ((X0)
% 1.47/0.92 = (double_divide @ X2 @
% 1.47/0.92 (inverse @
% 1.47/0.92 (double_divide @ X1 @
% 1.47/0.92 (double_divide @ (inverse @ (double_divide @ X2 @ X1)) @ X0)))))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl5, zip_derived_cl4])).
% 1.47/0.92 thf(zip_derived_cl315, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.47/0.92 ((double_divide @ (inverse @ (double_divide @ X2 @ (inverse @ X1))) @
% 1.47/0.92 (inverse @ (double_divide @ X0 @ X1))) = (double_divide @ X2 @ X0))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl109, zip_derived_cl19])).
% 1.47/0.92 thf(zip_derived_cl19, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.47/0.92 ((X0)
% 1.47/0.92 = (double_divide @ X2 @
% 1.47/0.92 (inverse @
% 1.47/0.92 (double_divide @ X1 @
% 1.47/0.92 (double_divide @ (inverse @ (double_divide @ X2 @ X1)) @ X0)))))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl5, zip_derived_cl4])).
% 1.47/0.92 thf(zip_derived_cl370, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.47/0.92 ((inverse @ (double_divide @ X0 @ X2))
% 1.47/0.92 = (double_divide @ X1 @
% 1.47/0.92 (inverse @
% 1.47/0.92 (double_divide @ (inverse @ X2) @ (double_divide @ X1 @ X0)))))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl315, zip_derived_cl19])).
% 1.47/0.92 thf(zip_derived_cl395, plain,
% 1.47/0.92 (![X0 : $i, X2 : $i]:
% 1.47/0.92 ((inverse @
% 1.47/0.92 (inverse @ (double_divide @ X0 @ (double_divide @ X2 @ X0)))) = (
% 1.47/0.92 X2))),
% 1.47/0.92 inference('demod', [status(thm)], [zip_derived_cl42, zip_derived_cl370])).
% 1.47/0.92 thf(zip_derived_cl486, plain,
% 1.47/0.92 (![X0 : $i]: ((inverse @ (inverse @ X0)) = (X0))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl53, zip_derived_cl395])).
% 1.47/0.92 thf(zip_derived_cl395, plain,
% 1.47/0.92 (![X0 : $i, X2 : $i]:
% 1.47/0.92 ((inverse @
% 1.47/0.92 (inverse @ (double_divide @ X0 @ (double_divide @ X2 @ X0)))) = (
% 1.47/0.92 X2))),
% 1.47/0.92 inference('demod', [status(thm)], [zip_derived_cl42, zip_derived_cl370])).
% 1.47/0.92 thf(zip_derived_cl500, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i]:
% 1.47/0.92 ((double_divide @ X0 @ (double_divide @ X1 @ X0)) = (X1))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl486, zip_derived_cl395])).
% 1.47/0.92 thf(zip_derived_cl19, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.47/0.92 ((X0)
% 1.47/0.92 = (double_divide @ X2 @
% 1.47/0.92 (inverse @
% 1.47/0.92 (double_divide @ X1 @
% 1.47/0.92 (double_divide @ (inverse @ (double_divide @ X2 @ X1)) @ X0)))))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl5, zip_derived_cl4])).
% 1.47/0.92 thf(zip_derived_cl599, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i]:
% 1.47/0.92 ((X0)
% 1.47/0.92 = (double_divide @ X1 @
% 1.47/0.92 (inverse @ (inverse @ (double_divide @ X1 @ X0)))))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl500, zip_derived_cl19])).
% 1.47/0.92 thf(zip_derived_cl486, plain,
% 1.47/0.92 (![X0 : $i]: ((inverse @ (inverse @ X0)) = (X0))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl53, zip_derived_cl395])).
% 1.47/0.92 thf(zip_derived_cl619, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i]:
% 1.47/0.92 ((X0) = (double_divide @ X1 @ (double_divide @ X1 @ X0)))),
% 1.47/0.92 inference('demod', [status(thm)], [zip_derived_cl599, zip_derived_cl486])).
% 1.47/0.92 thf(zip_derived_cl500, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i]:
% 1.47/0.92 ((double_divide @ X0 @ (double_divide @ X1 @ X0)) = (X1))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl486, zip_derived_cl395])).
% 1.47/0.92 thf(zip_derived_cl370, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.47/0.92 ((inverse @ (double_divide @ X0 @ X2))
% 1.47/0.92 = (double_divide @ X1 @
% 1.47/0.92 (inverse @
% 1.47/0.92 (double_divide @ (inverse @ X2) @ (double_divide @ X1 @ X0)))))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl315, zip_derived_cl19])).
% 1.47/0.92 thf(zip_derived_cl605, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i]:
% 1.47/0.92 ((inverse @ (double_divide @ (inverse @ X1) @ X1))
% 1.47/0.92 = (double_divide @ X0 @ (inverse @ X0)))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl500, zip_derived_cl370])).
% 1.47/0.92 thf(zip_derived_cl619, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i]:
% 1.47/0.92 ((X0) = (double_divide @ X1 @ (double_divide @ X1 @ X0)))),
% 1.47/0.92 inference('demod', [status(thm)], [zip_derived_cl599, zip_derived_cl486])).
% 1.47/0.92 thf(zip_derived_cl500, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i]:
% 1.47/0.92 ((double_divide @ X0 @ (double_divide @ X1 @ X0)) = (X1))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl486, zip_derived_cl395])).
% 1.47/0.92 thf(zip_derived_cl500, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i]:
% 1.47/0.92 ((double_divide @ X0 @ (double_divide @ X1 @ X0)) = (X1))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl486, zip_derived_cl395])).
% 1.47/0.92 thf(zip_derived_cl576, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i]:
% 1.47/0.92 ((double_divide @ (double_divide @ X0 @ X1) @ X0) = (X1))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl500, zip_derived_cl500])).
% 1.47/0.92 thf(zip_derived_cl676, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i]:
% 1.47/0.92 ((double_divide @ X0 @ X1) = (double_divide @ X1 @ X0))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl619, zip_derived_cl576])).
% 1.47/0.92 thf(zip_derived_cl798, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i]:
% 1.47/0.92 ((inverse @ (double_divide @ X1 @ (inverse @ X1)))
% 1.47/0.92 = (double_divide @ X0 @ (inverse @ X0)))),
% 1.47/0.92 inference('demod', [status(thm)], [zip_derived_cl605, zip_derived_cl676])).
% 1.47/0.92 thf(prove_these_axioms_2, conjecture,
% 1.47/0.92 (( multiply @ ( multiply @ ( inverse @ b2 ) @ b2 ) @ a2 ) = ( a2 ))).
% 1.47/0.92 thf(zf_stmt_0, negated_conjecture,
% 1.47/0.92 (( multiply @ ( multiply @ ( inverse @ b2 ) @ b2 ) @ a2 ) != ( a2 )),
% 1.47/0.92 inference('cnf.neg', [status(esa)], [prove_these_axioms_2])).
% 1.47/0.92 thf(zip_derived_cl2, plain,
% 1.47/0.92 (((multiply @ (multiply @ (inverse @ b2) @ b2) @ a2) != (a2))),
% 1.47/0.92 inference('cnf', [status(esa)], [zf_stmt_0])).
% 1.47/0.92 thf(multiply, axiom,
% 1.47/0.92 (( multiply @ A @ B ) = ( inverse @ ( double_divide @ B @ A ) ))).
% 1.47/0.92 thf(zip_derived_cl1, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i]:
% 1.47/0.92 ((multiply @ X1 @ X0) = (inverse @ (double_divide @ X0 @ X1)))),
% 1.47/0.92 inference('cnf', [status(esa)], [multiply])).
% 1.47/0.92 thf(zip_derived_cl1, plain,
% 1.47/0.92 (![X0 : $i, X1 : $i]:
% 1.47/0.92 ((multiply @ X1 @ X0) = (inverse @ (double_divide @ X0 @ X1)))),
% 1.47/0.92 inference('cnf', [status(esa)], [multiply])).
% 1.47/0.92 thf(zip_derived_cl3, plain,
% 1.47/0.92 (((inverse @
% 1.47/0.92 (double_divide @ a2 @
% 1.47/0.92 (inverse @ (double_divide @ b2 @ (inverse @ b2)))))
% 1.47/0.92 != (a2))),
% 1.47/0.92 inference('demod', [status(thm)],
% 1.47/0.92 [zip_derived_cl2, zip_derived_cl1, zip_derived_cl1])).
% 1.47/0.92 thf(zip_derived_cl855, plain,
% 1.47/0.92 (![X0 : $i]:
% 1.47/0.92 ((inverse @
% 1.47/0.92 (double_divide @ a2 @ (double_divide @ X0 @ (inverse @ X0))))
% 1.47/0.92 != (a2))),
% 1.47/0.92 inference('sup-', [status(thm)], [zip_derived_cl798, zip_derived_cl3])).
% 1.47/0.92 thf(zip_derived_cl917, plain, (((inverse @ (inverse @ a2)) != (a2))),
% 1.47/0.92 inference('sup-', [status(thm)], [zip_derived_cl619, zip_derived_cl855])).
% 1.47/0.92 thf(zip_derived_cl486, plain,
% 1.47/0.92 (![X0 : $i]: ((inverse @ (inverse @ X0)) = (X0))),
% 1.47/0.92 inference('sup+', [status(thm)], [zip_derived_cl53, zip_derived_cl395])).
% 1.47/0.92 thf(zip_derived_cl927, plain, (((a2) != (a2))),
% 1.47/0.92 inference('demod', [status(thm)], [zip_derived_cl917, zip_derived_cl486])).
% 1.47/0.92 thf(zip_derived_cl928, plain, ($false),
% 1.47/0.92 inference('simplify', [status(thm)], [zip_derived_cl927])).
% 1.47/0.92
% 1.47/0.92 % SZS output end Refutation
% 1.47/0.92
% 1.47/0.92
% 1.47/0.92 % Terminating...
% 1.82/0.96 % Runner terminated.
% 1.82/0.97 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------