TSTP Solution File: GRP072-1 by Zipperpin---2.1.9999

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : GRP072-1 : TPTP v8.1.2. Bugfixed v2.3.0.
% Transfm  : NO INFORMATION
% Format   : NO INFORMATION
% Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.wMs5bVsrgQ true

% Computer : n028.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 01:49:48 EDT 2023

% Result   : Unsatisfiable 159.98s 24.60s
% Output   : Refutation 159.98s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem  : GRP072-1 : TPTP v8.1.2. Bugfixed v2.3.0.
% 0.07/0.14  % Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.wMs5bVsrgQ true
% 0.14/0.35  % Computer : n028.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 21:30:55 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
% 0.14/0.35  % Python version: Python 3.6.8
% 0.14/0.36  % Running in FO mode
% 0.49/0.65  % Total configuration time : 435
% 0.49/0.65  % Estimated wc time : 1092
% 0.49/0.65  % Estimated cpu time (7 cpus) : 156.0
% 0.56/0.70  % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.56/0.71  % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.56/0.72  % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.58/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.58/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.58/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.58/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 159.98/24.60  % Solved by fo/fo7.sh.
% 159.98/24.60  % done 4607 iterations in 23.816s
% 159.98/24.60  % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 159.98/24.60  % SZS output start Refutation
% 159.98/24.60  thf(a3_type, type, a3: $i).
% 159.98/24.60  thf(a1_type, type, a1: $i).
% 159.98/24.60  thf(multiply_type, type, multiply: $i > $i > $i).
% 159.98/24.60  thf(inverse_type, type, inverse: $i > $i).
% 159.98/24.60  thf(c3_type, type, c3: $i).
% 159.98/24.60  thf(a2_type, type, a2: $i).
% 159.98/24.60  thf(b2_type, type, b2: $i).
% 159.98/24.60  thf(divide_type, type, divide: $i > $i > $i).
% 159.98/24.60  thf(b1_type, type, b1: $i).
% 159.98/24.60  thf(b3_type, type, b3: $i).
% 159.98/24.60  thf(single_axiom, axiom,
% 159.98/24.60    (( divide @
% 159.98/24.60       ( divide @
% 159.98/24.60         ( inverse @ ( divide @ X @ Y ) ) @ ( divide @ ( divide @ Z @ U ) @ X ) ) @ 
% 159.98/24.60       ( divide @ U @ Z ) ) =
% 159.98/24.60     ( Y ))).
% 159.98/24.60  thf(zip_derived_cl0, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ 
% 159.98/24.60           (divide @ (inverse @ (divide @ X1 @ X0)) @ 
% 159.98/24.60            (divide @ (divide @ X2 @ X3) @ X1)) @ 
% 159.98/24.60           (divide @ X3 @ X2)) = (X0))),
% 159.98/24.60      inference('cnf', [status(esa)], [single_axiom])).
% 159.98/24.60  thf(zip_derived_cl0, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ 
% 159.98/24.60           (divide @ (inverse @ (divide @ X1 @ X0)) @ 
% 159.98/24.60            (divide @ (divide @ X2 @ X3) @ X1)) @ 
% 159.98/24.60           (divide @ X3 @ X2)) = (X0))),
% 159.98/24.60      inference('cnf', [status(esa)], [single_axiom])).
% 159.98/24.60  thf(zip_derived_cl0, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ 
% 159.98/24.60           (divide @ (inverse @ (divide @ X1 @ X0)) @ 
% 159.98/24.60            (divide @ (divide @ X2 @ X3) @ X1)) @ 
% 159.98/24.60           (divide @ X3 @ X2)) = (X0))),
% 159.98/24.60      inference('cnf', [status(esa)], [single_axiom])).
% 159.98/24.60  thf(zip_derived_cl0, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ 
% 159.98/24.60           (divide @ (inverse @ (divide @ X1 @ X0)) @ 
% 159.98/24.60            (divide @ (divide @ X2 @ X3) @ X1)) @ 
% 159.98/24.60           (divide @ X3 @ X2)) = (X0))),
% 159.98/24.60      inference('cnf', [status(esa)], [single_axiom])).
% 159.98/24.60  thf(zip_derived_cl7, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 159.98/24.60         ((divide @ 
% 159.98/24.60           (divide @ (inverse @ (divide @ (divide @ X3 @ X4) @ X1)) @ X0) @ 
% 159.98/24.60           (divide @ (divide @ (divide @ X4 @ X3) @ X2) @ 
% 159.98/24.60            (inverse @ (divide @ X2 @ X0))))
% 159.98/24.60           = (X1))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 159.98/24.60  thf(zip_derived_cl0, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ 
% 159.98/24.60           (divide @ (inverse @ (divide @ X1 @ X0)) @ 
% 159.98/24.60            (divide @ (divide @ X2 @ X3) @ X1)) @ 
% 159.98/24.60           (divide @ X3 @ X2)) = (X0))),
% 159.98/24.60      inference('cnf', [status(esa)], [single_axiom])).
% 159.98/24.60  thf(zip_derived_cl0, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ 
% 159.98/24.60           (divide @ (inverse @ (divide @ X1 @ X0)) @ 
% 159.98/24.60            (divide @ (divide @ X2 @ X3) @ X1)) @ 
% 159.98/24.60           (divide @ X3 @ X2)) = (X0))),
% 159.98/24.60      inference('cnf', [status(esa)], [single_axiom])).
% 159.98/24.60  thf(zip_derived_cl4, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 159.98/24.60         ((divide @ 
% 159.98/24.60           (divide @ (inverse @ X0) @ 
% 159.98/24.60            (divide @ (divide @ X3 @ X4) @ 
% 159.98/24.60             (divide @ (inverse @ (divide @ X5 @ X0)) @ 
% 159.98/24.60              (divide @ (divide @ X1 @ X2) @ X5)))) @ 
% 159.98/24.60           (divide @ X4 @ X3)) = (divide @ X2 @ X1))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 159.98/24.60  thf(zip_derived_cl4, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 159.98/24.60         ((divide @ 
% 159.98/24.60           (divide @ (inverse @ X0) @ 
% 159.98/24.60            (divide @ (divide @ X3 @ X4) @ 
% 159.98/24.60             (divide @ (inverse @ (divide @ X5 @ X0)) @ 
% 159.98/24.60              (divide @ (divide @ X1 @ X2) @ X5)))) @ 
% 159.98/24.60           (divide @ X4 @ X3)) = (divide @ X2 @ X1))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 159.98/24.60  thf(zip_derived_cl56, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 159.98/24.60         X7 : $i, X8 : $i, X9 : $i]:
% 159.98/24.60         ((divide @ 
% 159.98/24.60           (divide @ (inverse @ X9) @ 
% 159.98/24.60            (divide @ (divide @ X6 @ X7) @ 
% 159.98/24.60             (divide @ (inverse @ (divide @ X8 @ X9)) @ 
% 159.98/24.60              (divide @ (divide @ X1 @ X0) @ X8)))) @ 
% 159.98/24.60           (divide @ X7 @ X6))
% 159.98/24.60           = (divide @ (divide @ X4 @ X5) @ 
% 159.98/24.60              (divide @ (inverse @ X3) @ 
% 159.98/24.60               (divide @ (divide @ X5 @ X4) @ 
% 159.98/24.60                (divide @ (inverse @ (divide @ X2 @ X3)) @ 
% 159.98/24.60                 (divide @ (divide @ X0 @ X1) @ X2))))))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl4, zip_derived_cl4])).
% 159.98/24.60  thf(zip_derived_cl4, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 159.98/24.60         ((divide @ 
% 159.98/24.60           (divide @ (inverse @ X0) @ 
% 159.98/24.60            (divide @ (divide @ X3 @ X4) @ 
% 159.98/24.60             (divide @ (inverse @ (divide @ X5 @ X0)) @ 
% 159.98/24.60              (divide @ (divide @ X1 @ X2) @ X5)))) @ 
% 159.98/24.60           (divide @ X4 @ X3)) = (divide @ X2 @ X1))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 159.98/24.60  thf(zip_derived_cl63, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 159.98/24.60         ((divide @ X0 @ X1)
% 159.98/24.60           = (divide @ (divide @ X4 @ X5) @ 
% 159.98/24.60              (divide @ (inverse @ X3) @ 
% 159.98/24.60               (divide @ (divide @ X5 @ X4) @ 
% 159.98/24.60                (divide @ (inverse @ (divide @ X2 @ X3)) @ 
% 159.98/24.60                 (divide @ (divide @ X0 @ X1) @ X2))))))),
% 159.98/24.60      inference('demod', [status(thm)], [zip_derived_cl56, zip_derived_cl4])).
% 159.98/24.60  thf(zip_derived_cl91, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, 
% 159.98/24.60         X7 : $i, X8 : $i]:
% 159.98/24.60         ((divide @ 
% 159.98/24.60           (divide @ (inverse @ (divide @ (divide @ X4 @ X5) @ X0)) @ X2) @ 
% 159.98/24.60           (divide @ (divide @ (divide @ X5 @ X4) @ X3) @ 
% 159.98/24.60            (inverse @ (divide @ X3 @ X2))))
% 159.98/24.60           = (divide @ (divide @ X7 @ X8) @ 
% 159.98/24.60              (divide @ (inverse @ X6) @ 
% 159.98/24.60               (divide @ (divide @ X8 @ X7) @ 
% 159.98/24.60                (divide @ (inverse @ (divide @ X1 @ X6)) @ (divide @ X0 @ X1))))))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl7, zip_derived_cl63])).
% 159.98/24.60  thf(zip_derived_cl7, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 159.98/24.60         ((divide @ 
% 159.98/24.60           (divide @ (inverse @ (divide @ (divide @ X3 @ X4) @ X1)) @ X0) @ 
% 159.98/24.60           (divide @ (divide @ (divide @ X4 @ X3) @ X2) @ 
% 159.98/24.60            (inverse @ (divide @ X2 @ X0))))
% 159.98/24.60           = (X1))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 159.98/24.60  thf(zip_derived_cl107, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X6 : $i, X7 : $i, X8 : $i]:
% 159.98/24.60         ((X0)
% 159.98/24.60           = (divide @ (divide @ X7 @ X8) @ 
% 159.98/24.60              (divide @ (inverse @ X6) @ 
% 159.98/24.60               (divide @ (divide @ X8 @ X7) @ 
% 159.98/24.60                (divide @ (inverse @ (divide @ X1 @ X6)) @ (divide @ X0 @ X1))))))),
% 159.98/24.60      inference('demod', [status(thm)], [zip_derived_cl91, zip_derived_cl7])).
% 159.98/24.60  thf(zip_derived_cl142, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 159.98/24.60         ((X2)
% 159.98/24.60           = (divide @ 
% 159.98/24.60              (divide @ 
% 159.98/24.60               (divide @ 
% 159.98/24.60                (divide @ (divide @ X2 @ X1) @ (inverse @ (divide @ X1 @ X3))) @ 
% 159.98/24.60                X4) @ 
% 159.98/24.60               (inverse @ (divide @ X4 @ X0))) @ 
% 159.98/24.60              (divide @ (inverse @ X3) @ X0)))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl107])).
% 159.98/24.60  thf(zip_derived_cl142, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 159.98/24.60         ((X2)
% 159.98/24.60           = (divide @ 
% 159.98/24.60              (divide @ 
% 159.98/24.60               (divide @ 
% 159.98/24.60                (divide @ (divide @ X2 @ X1) @ (inverse @ (divide @ X1 @ X3))) @ 
% 159.98/24.60                X4) @ 
% 159.98/24.60               (inverse @ (divide @ X4 @ X0))) @ 
% 159.98/24.60              (divide @ (inverse @ X3) @ X0)))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl107])).
% 159.98/24.60  thf(zip_derived_cl183, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X5 : $i]:
% 159.98/24.60         ((divide @ (divide @ X0 @ X5) @ (inverse @ (divide @ X5 @ X3)))
% 159.98/24.60           = (divide @ 
% 159.98/24.60              (divide @ X0 @ 
% 159.98/24.60               (inverse @ (divide @ (divide @ (inverse @ X3) @ X2) @ X1))) @ 
% 159.98/24.60              (divide @ (inverse @ X2) @ X1)))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl142, zip_derived_cl142])).
% 159.98/24.60  thf(zip_derived_cl183, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X5 : $i]:
% 159.98/24.60         ((divide @ (divide @ X0 @ X5) @ (inverse @ (divide @ X5 @ X3)))
% 159.98/24.60           = (divide @ 
% 159.98/24.60              (divide @ X0 @ 
% 159.98/24.60               (inverse @ (divide @ (divide @ (inverse @ X3) @ X2) @ X1))) @ 
% 159.98/24.60              (divide @ (inverse @ X2) @ X1)))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl142, zip_derived_cl142])).
% 159.98/24.60  thf(zip_derived_cl142, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 159.98/24.60         ((X2)
% 159.98/24.60           = (divide @ 
% 159.98/24.60              (divide @ 
% 159.98/24.60               (divide @ 
% 159.98/24.60                (divide @ (divide @ X2 @ X1) @ (inverse @ (divide @ X1 @ X3))) @ 
% 159.98/24.60                X4) @ 
% 159.98/24.60               (inverse @ (divide @ X4 @ X0))) @ 
% 159.98/24.60              (divide @ (inverse @ X3) @ X0)))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl107])).
% 159.98/24.60  thf(zip_derived_cl231, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 159.98/24.60         ((X4)
% 159.98/24.60           = (divide @ 
% 159.98/24.60              (divide @ 
% 159.98/24.60               (divide @ 
% 159.98/24.60                (divide @ (divide @ X4 @ X3) @ (inverse @ (divide @ X3 @ X2))) @ 
% 159.98/24.60                (divide @ (inverse @ X0) @ X2)) @ 
% 159.98/24.60               X1) @ 
% 159.98/24.60              (inverse @ (divide @ X1 @ X0))))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl183, zip_derived_cl142])).
% 159.98/24.60  thf(zip_derived_cl448, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 159.98/24.60         ((X3)
% 159.98/24.60           = (divide @ 
% 159.98/24.60              (divide @ 
% 159.98/24.60               (divide @ 
% 159.98/24.60                (divide @ (divide @ X3 @ (divide @ (inverse @ X0) @ X2)) @ X1) @ 
% 159.98/24.60                (inverse @ (divide @ X1 @ X0))) @ 
% 159.98/24.60               X4) @ 
% 159.98/24.60              (inverse @ (divide @ X4 @ X2))))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl183, zip_derived_cl231])).
% 159.98/24.60  thf(zip_derived_cl231, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 159.98/24.60         ((X4)
% 159.98/24.60           = (divide @ 
% 159.98/24.60              (divide @ 
% 159.98/24.60               (divide @ 
% 159.98/24.60                (divide @ (divide @ X4 @ X3) @ (inverse @ (divide @ X3 @ X2))) @ 
% 159.98/24.60                (divide @ (inverse @ X0) @ X2)) @ 
% 159.98/24.60               X1) @ 
% 159.98/24.60              (inverse @ (divide @ X1 @ X0))))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl183, zip_derived_cl142])).
% 159.98/24.60  thf(zip_derived_cl683, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ X0 @ (divide @ (inverse @ X3) @ X2))
% 159.98/24.60           = (divide @ X0 @ 
% 159.98/24.60              (inverse @ 
% 159.98/24.60               (divide @ 
% 159.98/24.60                (inverse @ (divide @ (divide @ (inverse @ X1) @ X3) @ X2)) @ X1))))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl448, zip_derived_cl231])).
% 159.98/24.60  thf(zip_derived_cl0, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ 
% 159.98/24.60           (divide @ (inverse @ (divide @ X1 @ X0)) @ 
% 159.98/24.60            (divide @ (divide @ X2 @ X3) @ X1)) @ 
% 159.98/24.60           (divide @ X3 @ X2)) = (X0))),
% 159.98/24.60      inference('cnf', [status(esa)], [single_axiom])).
% 159.98/24.60  thf(zip_derived_cl746, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 159.98/24.60         ((divide @ 
% 159.98/24.60           (divide @ 
% 159.98/24.60            (inverse @ (divide @ X2 @ (divide @ (inverse @ X1) @ X0))) @ 
% 159.98/24.60            (divide @ (divide @ X4 @ X5) @ X2)) @ 
% 159.98/24.60           (divide @ X5 @ X4))
% 159.98/24.60           = (inverse @ 
% 159.98/24.60              (divide @ 
% 159.98/24.60               (inverse @ (divide @ (divide @ (inverse @ X3) @ X1) @ X0)) @ X3)))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl683, zip_derived_cl0])).
% 159.98/24.60  thf(zip_derived_cl0, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ 
% 159.98/24.60           (divide @ (inverse @ (divide @ X1 @ X0)) @ 
% 159.98/24.60            (divide @ (divide @ X2 @ X3) @ X1)) @ 
% 159.98/24.60           (divide @ X3 @ X2)) = (X0))),
% 159.98/24.60      inference('cnf', [status(esa)], [single_axiom])).
% 159.98/24.60  thf(zip_derived_cl830, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ (inverse @ X1) @ X0)
% 159.98/24.60           = (inverse @ 
% 159.98/24.60              (divide @ 
% 159.98/24.60               (inverse @ (divide @ (divide @ (inverse @ X3) @ X1) @ X0)) @ X3)))),
% 159.98/24.60      inference('demod', [status(thm)], [zip_derived_cl746, zip_derived_cl0])).
% 159.98/24.60  thf(zip_derived_cl883, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ (inverse @ (divide @ (divide @ X2 @ X3) @ X1)) @ 
% 159.98/24.60           (divide @ X3 @ X2))
% 159.98/24.60           = (inverse @ (divide @ (inverse @ X0) @ (divide @ X1 @ X0))))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl830])).
% 159.98/24.60  thf(zip_derived_cl883, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ (inverse @ (divide @ (divide @ X2 @ X3) @ X1)) @ 
% 159.98/24.60           (divide @ X3 @ X2))
% 159.98/24.60           = (inverse @ (divide @ (inverse @ X0) @ (divide @ X1 @ X0))))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl830])).
% 159.98/24.60  thf(zip_derived_cl967, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i]:
% 159.98/24.60         ((inverse @ (divide @ (inverse @ X0) @ (divide @ X1 @ X0)))
% 159.98/24.60           = (inverse @ (divide @ (inverse @ X2) @ (divide @ X1 @ X2))))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl883, zip_derived_cl883])).
% 159.98/24.60  thf(zip_derived_cl0, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ 
% 159.98/24.60           (divide @ (inverse @ (divide @ X1 @ X0)) @ 
% 159.98/24.60            (divide @ (divide @ X2 @ X3) @ X1)) @ 
% 159.98/24.60           (divide @ X3 @ X2)) = (X0))),
% 159.98/24.60      inference('cnf', [status(esa)], [single_axiom])).
% 159.98/24.60  thf(zip_derived_cl1041, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 159.98/24.60         ((divide @ 
% 159.98/24.60           (divide @ 
% 159.98/24.60            (inverse @ (divide @ (inverse @ X0) @ (divide @ X1 @ X0))) @ 
% 159.98/24.60            (divide @ (divide @ X3 @ X4) @ (inverse @ X2))) @ 
% 159.98/24.60           (divide @ X4 @ X3)) = (divide @ X1 @ X2))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl967, zip_derived_cl0])).
% 159.98/24.60  thf(zip_derived_cl7, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 159.98/24.60         ((divide @ 
% 159.98/24.60           (divide @ (inverse @ (divide @ (divide @ X3 @ X4) @ X1)) @ X0) @ 
% 159.98/24.60           (divide @ (divide @ (divide @ X4 @ X3) @ X2) @ 
% 159.98/24.60            (inverse @ (divide @ X2 @ X0))))
% 159.98/24.60           = (X1))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 159.98/24.60  thf(zip_derived_cl830, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ (inverse @ X1) @ X0)
% 159.98/24.60           = (inverse @ 
% 159.98/24.60              (divide @ 
% 159.98/24.60               (inverse @ (divide @ (divide @ (inverse @ X3) @ X1) @ X0)) @ X3)))),
% 159.98/24.60      inference('demod', [status(thm)], [zip_derived_cl746, zip_derived_cl0])).
% 159.98/24.60  thf(zip_derived_cl0, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ 
% 159.98/24.60           (divide @ (inverse @ (divide @ X1 @ X0)) @ 
% 159.98/24.60            (divide @ (divide @ X2 @ X3) @ X1)) @ 
% 159.98/24.60           (divide @ X3 @ X2)) = (X0))),
% 159.98/24.60      inference('cnf', [status(esa)], [single_axiom])).
% 159.98/24.60  thf(zip_derived_cl862, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 159.98/24.60         ((divide @ 
% 159.98/24.60           (divide @ (divide @ (inverse @ X1) @ X0) @ 
% 159.98/24.60            (divide @ (divide @ X3 @ X4) @ 
% 159.98/24.60             (inverse @ (divide @ (divide @ (inverse @ X2) @ X1) @ X0)))) @ 
% 159.98/24.60           (divide @ X4 @ X3)) = (X2))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl830, zip_derived_cl0])).
% 159.98/24.60  thf(zip_derived_cl5355, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ X0 @ 
% 159.98/24.60           (divide @ 
% 159.98/24.60            (divide @ (inverse @ X1) @ (divide @ (divide @ X2 @ X3) @ X0)) @ 
% 159.98/24.60            (divide @ X3 @ X2)))
% 159.98/24.60           = (X1))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl7, zip_derived_cl862])).
% 159.98/24.60  thf(zip_derived_cl5634, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i]:
% 159.98/24.60         ((divide @ (inverse @ X0) @ (divide @ X1 @ X0))
% 159.98/24.60           = (divide @ (inverse @ X2) @ (divide @ X1 @ X2)))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl1041, zip_derived_cl5355])).
% 159.98/24.60  thf(zip_derived_cl5634, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i]:
% 159.98/24.60         ((divide @ (inverse @ X0) @ (divide @ X1 @ X0))
% 159.98/24.60           = (divide @ (inverse @ X2) @ (divide @ X1 @ X2)))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl1041, zip_derived_cl5355])).
% 159.98/24.60  thf(zip_derived_cl5355, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ X0 @ 
% 159.98/24.60           (divide @ 
% 159.98/24.60            (divide @ (inverse @ X1) @ (divide @ (divide @ X2 @ X3) @ X0)) @ 
% 159.98/24.60            (divide @ X3 @ X2)))
% 159.98/24.60           = (X1))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl7, zip_derived_cl862])).
% 159.98/24.60  thf(zip_derived_cl5872, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ X3 @ 
% 159.98/24.60           (divide @ 
% 159.98/24.60            (divide @ (inverse @ X0) @ (divide @ (divide @ X2 @ X1) @ X0)) @ 
% 159.98/24.60            (divide @ X1 @ X2)))
% 159.98/24.60           = (X3))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl5634, zip_derived_cl5355])).
% 159.98/24.60  thf(zip_derived_cl830, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ (inverse @ X1) @ X0)
% 159.98/24.60           = (inverse @ 
% 159.98/24.60              (divide @ 
% 159.98/24.60               (inverse @ (divide @ (divide @ (inverse @ X3) @ X1) @ X0)) @ X3)))),
% 159.98/24.60      inference('demod', [status(thm)], [zip_derived_cl746, zip_derived_cl0])).
% 159.98/24.60  thf(zip_derived_cl6182, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 159.98/24.60         ((divide @ (inverse @ X0) @ 
% 159.98/24.60           (divide @ 
% 159.98/24.60            (divide @ (inverse @ X4) @ (divide @ (divide @ X2 @ X3) @ X4)) @ 
% 159.98/24.60            (divide @ X3 @ X2)))
% 159.98/24.60           = (inverse @ 
% 159.98/24.60              (divide @ (inverse @ (divide @ (inverse @ X1) @ X0)) @ X1)))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl5872, zip_derived_cl830])).
% 159.98/24.60  thf(zip_derived_cl5872, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ X3 @ 
% 159.98/24.60           (divide @ 
% 159.98/24.60            (divide @ (inverse @ X0) @ (divide @ (divide @ X2 @ X1) @ X0)) @ 
% 159.98/24.60            (divide @ X1 @ X2)))
% 159.98/24.60           = (X3))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl5634, zip_derived_cl5355])).
% 159.98/24.60  thf(zip_derived_cl6401, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((inverse @ X0)
% 159.98/24.60           = (inverse @ 
% 159.98/24.60              (divide @ (inverse @ (divide @ (inverse @ X1) @ X0)) @ X1)))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl6182, zip_derived_cl5872])).
% 159.98/24.60  thf(zip_derived_cl5355, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ X0 @ 
% 159.98/24.60           (divide @ 
% 159.98/24.60            (divide @ (inverse @ X1) @ (divide @ (divide @ X2 @ X3) @ X0)) @ 
% 159.98/24.60            (divide @ X3 @ X2)))
% 159.98/24.60           = (X1))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl7, zip_derived_cl862])).
% 159.98/24.60  thf(zip_derived_cl6421, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 159.98/24.60         ((divide @ X4 @ 
% 159.98/24.60           (divide @ 
% 159.98/24.60            (divide @ (inverse @ X0) @ (divide @ (divide @ X2 @ X3) @ X4)) @ 
% 159.98/24.60            (divide @ X3 @ X2)))
% 159.98/24.60           = (divide @ (inverse @ (divide @ (inverse @ X1) @ X0)) @ X1))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl6401, zip_derived_cl5355])).
% 159.98/24.60  thf(zip_derived_cl5355, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ X0 @ 
% 159.98/24.60           (divide @ 
% 159.98/24.60            (divide @ (inverse @ X1) @ (divide @ (divide @ X2 @ X3) @ X0)) @ 
% 159.98/24.60            (divide @ X3 @ X2)))
% 159.98/24.60           = (X1))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl7, zip_derived_cl862])).
% 159.98/24.60  thf(zip_derived_cl6545, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((X0) = (divide @ (inverse @ (divide @ (inverse @ X1) @ X0)) @ X1))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl6421, zip_derived_cl5355])).
% 159.98/24.60  thf(zip_derived_cl6665, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i]:
% 159.98/24.60         ((divide @ X1 @ X2)
% 159.98/24.60           = (divide @ 
% 159.98/24.60              (inverse @ (divide @ (inverse @ X0) @ (divide @ X1 @ X0))) @ X2))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl5634, zip_derived_cl6545])).
% 159.98/24.60  thf(zip_derived_cl142, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 159.98/24.60         ((X2)
% 159.98/24.60           = (divide @ 
% 159.98/24.60              (divide @ 
% 159.98/24.60               (divide @ 
% 159.98/24.60                (divide @ (divide @ X2 @ X1) @ (inverse @ (divide @ X1 @ X3))) @ 
% 159.98/24.60                X4) @ 
% 159.98/24.60               (inverse @ (divide @ X4 @ X0))) @ 
% 159.98/24.60              (divide @ (inverse @ X3) @ X0)))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl107])).
% 159.98/24.60  thf(zip_derived_cl7633, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 159.98/24.60         ((inverse @ (divide @ (inverse @ X5) @ (divide @ X1 @ X5)))
% 159.98/24.60           = (divide @ 
% 159.98/24.60              (divide @ 
% 159.98/24.60               (divide @ 
% 159.98/24.60                (divide @ (divide @ X1 @ X0) @ (inverse @ (divide @ X0 @ X3))) @ 
% 159.98/24.60                X4) @ 
% 159.98/24.60               (inverse @ (divide @ X4 @ X2))) @ 
% 159.98/24.60              (divide @ (inverse @ X3) @ X2)))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl6665, zip_derived_cl142])).
% 159.98/24.60  thf(zip_derived_cl142, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 159.98/24.60         ((X2)
% 159.98/24.60           = (divide @ 
% 159.98/24.60              (divide @ 
% 159.98/24.60               (divide @ 
% 159.98/24.60                (divide @ (divide @ X2 @ X1) @ (inverse @ (divide @ X1 @ X3))) @ 
% 159.98/24.60                X4) @ 
% 159.98/24.60               (inverse @ (divide @ X4 @ X0))) @ 
% 159.98/24.60              (divide @ (inverse @ X3) @ X0)))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl107])).
% 159.98/24.60  thf(zip_derived_cl7857, plain,
% 159.98/24.60      (![X1 : $i, X5 : $i]:
% 159.98/24.60         ((inverse @ (divide @ (inverse @ X5) @ (divide @ X1 @ X5))) = (X1))),
% 159.98/24.60      inference('demod', [status(thm)], [zip_derived_cl7633, zip_derived_cl142])).
% 159.98/24.60  thf(zip_derived_cl5872, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ X3 @ 
% 159.98/24.60           (divide @ 
% 159.98/24.60            (divide @ (inverse @ X0) @ (divide @ (divide @ X2 @ X1) @ X0)) @ 
% 159.98/24.60            (divide @ X1 @ X2)))
% 159.98/24.60           = (X3))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl5634, zip_derived_cl5355])).
% 159.98/24.60  thf(zip_derived_cl183, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X5 : $i]:
% 159.98/24.60         ((divide @ (divide @ X0 @ X5) @ (inverse @ (divide @ X5 @ X3)))
% 159.98/24.60           = (divide @ 
% 159.98/24.60              (divide @ X0 @ 
% 159.98/24.60               (inverse @ (divide @ (divide @ (inverse @ X3) @ X2) @ X1))) @ 
% 159.98/24.60              (divide @ (inverse @ X2) @ X1)))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl142, zip_derived_cl142])).
% 159.98/24.60  thf(zip_derived_cl183, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X5 : $i]:
% 159.98/24.60         ((divide @ (divide @ X0 @ X5) @ (inverse @ (divide @ X5 @ X3)))
% 159.98/24.60           = (divide @ 
% 159.98/24.60              (divide @ X0 @ 
% 159.98/24.60               (inverse @ (divide @ (divide @ (inverse @ X3) @ X2) @ X1))) @ 
% 159.98/24.60              (divide @ (inverse @ X2) @ X1)))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl142, zip_derived_cl142])).
% 159.98/24.60  thf(zip_derived_cl230, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ (divide @ X2 @ X3) @ (inverse @ (divide @ X3 @ X0)))
% 159.98/24.60           = (divide @ (divide @ X2 @ X1) @ (inverse @ (divide @ X1 @ X0))))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl183, zip_derived_cl183])).
% 159.98/24.60  thf(zip_derived_cl830, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ (inverse @ X1) @ X0)
% 159.98/24.60           = (inverse @ 
% 159.98/24.60              (divide @ 
% 159.98/24.60               (inverse @ (divide @ (divide @ (inverse @ X3) @ X1) @ X0)) @ X3)))),
% 159.98/24.60      inference('demod', [status(thm)], [zip_derived_cl746, zip_derived_cl0])).
% 159.98/24.60  thf(zip_derived_cl887, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ (inverse @ X3) @ (inverse @ (divide @ X3 @ X0)))
% 159.98/24.60           = (inverse @ 
% 159.98/24.60              (divide @ 
% 159.98/24.60               (inverse @ 
% 159.98/24.60                (divide @ (divide @ (inverse @ X2) @ X1) @ 
% 159.98/24.60                 (inverse @ (divide @ X1 @ X0)))) @ 
% 159.98/24.60               X2)))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl230, zip_derived_cl830])).
% 159.98/24.60  thf(zip_derived_cl830, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ (inverse @ X1) @ X0)
% 159.98/24.60           = (inverse @ 
% 159.98/24.60              (divide @ 
% 159.98/24.60               (inverse @ (divide @ (divide @ (inverse @ X3) @ X1) @ X0)) @ X3)))),
% 159.98/24.60      inference('demod', [status(thm)], [zip_derived_cl746, zip_derived_cl0])).
% 159.98/24.60  thf(zip_derived_cl1376, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i]:
% 159.98/24.60         ((divide @ (inverse @ X2) @ (inverse @ (divide @ X2 @ X0)))
% 159.98/24.60           = (divide @ (inverse @ X1) @ (inverse @ (divide @ X1 @ X0))))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl887, zip_derived_cl830])).
% 159.98/24.60  thf(zip_derived_cl6088, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 159.98/24.60         ((divide @ (inverse @ X4) @ 
% 159.98/24.60           (inverse @ 
% 159.98/24.60            (divide @ X4 @ 
% 159.98/24.60             (divide @ 
% 159.98/24.60              (divide @ (inverse @ X3) @ (divide @ (divide @ X1 @ X2) @ X3)) @ 
% 159.98/24.60              (divide @ X2 @ X1)))))
% 159.98/24.60           = (divide @ (inverse @ X0) @ (inverse @ X0)))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl5872, zip_derived_cl1376])).
% 159.98/24.60  thf(zip_derived_cl5872, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ X3 @ 
% 159.98/24.60           (divide @ 
% 159.98/24.60            (divide @ (inverse @ X0) @ (divide @ (divide @ X2 @ X1) @ X0)) @ 
% 159.98/24.60            (divide @ X1 @ X2)))
% 159.98/24.60           = (X3))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl5634, zip_derived_cl5355])).
% 159.98/24.60  thf(zip_derived_cl6373, plain,
% 159.98/24.60      (![X0 : $i, X4 : $i]:
% 159.98/24.60         ((divide @ (inverse @ X4) @ (inverse @ X4))
% 159.98/24.60           = (divide @ (inverse @ X0) @ (inverse @ X0)))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl6088, zip_derived_cl5872])).
% 159.98/24.60  thf(zip_derived_cl6545, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((X0) = (divide @ (inverse @ (divide @ (inverse @ X1) @ X0)) @ X1))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl6421, zip_derived_cl5355])).
% 159.98/24.60  thf(zip_derived_cl6545, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((X0) = (divide @ (inverse @ (divide @ (inverse @ X1) @ X0)) @ X1))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl6421, zip_derived_cl5355])).
% 159.98/24.60  thf(zip_derived_cl6646, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((X1) = (divide @ (inverse @ X0) @ (divide @ (inverse @ X1) @ X0)))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl6545, zip_derived_cl6545])).
% 159.98/24.60  thf(zip_derived_cl6940, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((X1)
% 159.98/24.60           = (divide @ (inverse @ (inverse @ X1)) @ 
% 159.98/24.60              (divide @ (inverse @ X0) @ (inverse @ X0))))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl6373, zip_derived_cl6646])).
% 159.98/24.60  thf(zip_derived_cl7926, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i]:
% 159.98/24.60         ((X2)
% 159.98/24.60           = (divide @ (inverse @ (inverse @ X2)) @ 
% 159.98/24.60              (divide @ 
% 159.98/24.60               (inverse @ (divide @ (inverse @ X1) @ (divide @ X0 @ X1))) @ X0)))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl7857, zip_derived_cl6940])).
% 159.98/24.60  thf(zip_derived_cl7857, plain,
% 159.98/24.60      (![X1 : $i, X5 : $i]:
% 159.98/24.60         ((inverse @ (divide @ (inverse @ X5) @ (divide @ X1 @ X5))) = (X1))),
% 159.98/24.60      inference('demod', [status(thm)], [zip_derived_cl7633, zip_derived_cl142])).
% 159.98/24.60  thf(zip_derived_cl8066, plain,
% 159.98/24.60      (![X0 : $i, X2 : $i]:
% 159.98/24.60         ((X2) = (divide @ (inverse @ (inverse @ X2)) @ (divide @ X0 @ X0)))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl7926, zip_derived_cl7857])).
% 159.98/24.60  thf(zip_derived_cl5872, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ X3 @ 
% 159.98/24.60           (divide @ 
% 159.98/24.60            (divide @ (inverse @ X0) @ (divide @ (divide @ X2 @ X1) @ X0)) @ 
% 159.98/24.60            (divide @ X1 @ X2)))
% 159.98/24.60           = (X3))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl5634, zip_derived_cl5355])).
% 159.98/24.60  thf(zip_derived_cl7857, plain,
% 159.98/24.60      (![X1 : $i, X5 : $i]:
% 159.98/24.60         ((inverse @ (divide @ (inverse @ X5) @ (divide @ X1 @ X5))) = (X1))),
% 159.98/24.60      inference('demod', [status(thm)], [zip_derived_cl7633, zip_derived_cl142])).
% 159.98/24.60  thf(zip_derived_cl6373, plain,
% 159.98/24.60      (![X0 : $i, X4 : $i]:
% 159.98/24.60         ((divide @ (inverse @ X4) @ (inverse @ X4))
% 159.98/24.60           = (divide @ (inverse @ X0) @ (inverse @ X0)))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl6088, zip_derived_cl5872])).
% 159.98/24.60  thf(zip_derived_cl7921, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i]:
% 159.98/24.60         ((divide @ (inverse @ X2) @ (inverse @ X2))
% 159.98/24.60           = (divide @ 
% 159.98/24.60              (inverse @ (divide @ (inverse @ X1) @ (divide @ X0 @ X1))) @ X0))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl7857, zip_derived_cl6373])).
% 159.98/24.60  thf(zip_derived_cl7857, plain,
% 159.98/24.60      (![X1 : $i, X5 : $i]:
% 159.98/24.60         ((inverse @ (divide @ (inverse @ X5) @ (divide @ X1 @ X5))) = (X1))),
% 159.98/24.60      inference('demod', [status(thm)], [zip_derived_cl7633, zip_derived_cl142])).
% 159.98/24.60  thf(zip_derived_cl8062, plain,
% 159.98/24.60      (![X0 : $i, X2 : $i]:
% 159.98/24.60         ((divide @ (inverse @ X2) @ (inverse @ X2)) = (divide @ X0 @ X0))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl7921, zip_derived_cl7857])).
% 159.98/24.60  thf(zip_derived_cl7857, plain,
% 159.98/24.60      (![X1 : $i, X5 : $i]:
% 159.98/24.60         ((inverse @ (divide @ (inverse @ X5) @ (divide @ X1 @ X5))) = (X1))),
% 159.98/24.60      inference('demod', [status(thm)], [zip_derived_cl7633, zip_derived_cl142])).
% 159.98/24.60  thf(zip_derived_cl8310, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((inverse @ 
% 159.98/24.60           (divide @ (inverse @ X1) @ 
% 159.98/24.60            (divide @ (inverse @ X0) @ (inverse @ X0))))
% 159.98/24.60           = (X1))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl8062, zip_derived_cl7857])).
% 159.98/24.60  thf(zip_derived_cl8062, plain,
% 159.98/24.60      (![X0 : $i, X2 : $i]:
% 159.98/24.60         ((divide @ (inverse @ X2) @ (inverse @ X2)) = (divide @ X0 @ X0))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl7921, zip_derived_cl7857])).
% 159.98/24.60  thf(zip_derived_cl8541, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((inverse @ (divide @ (inverse @ X1) @ (divide @ X0 @ X0))) = (X1))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl8310, zip_derived_cl8062])).
% 159.98/24.60  thf(zip_derived_cl8990, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((inverse @ 
% 159.98/24.60           (divide @ (inverse @ X3) @ 
% 159.98/24.60            (divide @ 
% 159.98/24.60             (divide @ (inverse @ X2) @ (divide @ (divide @ X0 @ X1) @ X2)) @ 
% 159.98/24.60             (divide @ X1 @ X0))))
% 159.98/24.60           = (X3))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl5872, zip_derived_cl8541])).
% 159.98/24.60  thf(zip_derived_cl5872, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ X3 @ 
% 159.98/24.60           (divide @ 
% 159.98/24.60            (divide @ (inverse @ X0) @ (divide @ (divide @ X2 @ X1) @ X0)) @ 
% 159.98/24.60            (divide @ X1 @ X2)))
% 159.98/24.60           = (X3))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl5634, zip_derived_cl5355])).
% 159.98/24.60  thf(zip_derived_cl8999, plain,
% 159.98/24.60      (![X3 : $i]: ((inverse @ (inverse @ X3)) = (X3))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl8990, zip_derived_cl5872])).
% 159.98/24.60  thf(zip_derived_cl9039, plain,
% 159.98/24.60      (![X0 : $i, X2 : $i]: ((X2) = (divide @ X2 @ (divide @ X0 @ X0)))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl8066, zip_derived_cl8999])).
% 159.98/24.60  thf(zip_derived_cl8062, plain,
% 159.98/24.60      (![X0 : $i, X2 : $i]:
% 159.98/24.60         ((divide @ (inverse @ X2) @ (inverse @ X2)) = (divide @ X0 @ X0))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl7921, zip_derived_cl7857])).
% 159.98/24.60  thf(zip_derived_cl8062, plain,
% 159.98/24.60      (![X0 : $i, X2 : $i]:
% 159.98/24.60         ((divide @ (inverse @ X2) @ (inverse @ X2)) = (divide @ X0 @ X0))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl7921, zip_derived_cl7857])).
% 159.98/24.60  thf(zip_derived_cl8457, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]: ((divide @ X0 @ X0) = (divide @ X1 @ X1))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl8062, zip_derived_cl8062])).
% 159.98/24.60  thf(zip_derived_cl9039, plain,
% 159.98/24.60      (![X0 : $i, X2 : $i]: ((X2) = (divide @ X2 @ (divide @ X0 @ X0)))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl8066, zip_derived_cl8999])).
% 159.98/24.60  thf(zip_derived_cl0, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ 
% 159.98/24.60           (divide @ (inverse @ (divide @ X1 @ X0)) @ 
% 159.98/24.60            (divide @ (divide @ X2 @ X3) @ X1)) @ 
% 159.98/24.60           (divide @ X3 @ X2)) = (X0))),
% 159.98/24.60      inference('cnf', [status(esa)], [single_axiom])).
% 159.98/24.60  thf(zip_derived_cl9182, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i]:
% 159.98/24.60         ((divide @ (inverse @ (divide @ X0 @ X2)) @ 
% 159.98/24.60           (divide @ (divide @ X1 @ X1) @ X0)) = (X2))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl9039, zip_derived_cl0])).
% 159.98/24.60  thf(zip_derived_cl9039, plain,
% 159.98/24.60      (![X0 : $i, X2 : $i]: ((X2) = (divide @ X2 @ (divide @ X0 @ X0)))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl8066, zip_derived_cl8999])).
% 159.98/24.60  thf(zip_derived_cl13348, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((inverse @ (divide @ (divide @ X1 @ X1) @ X0)) = (X0))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl9182, zip_derived_cl9039])).
% 159.98/24.60  thf(zip_derived_cl13667, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((inverse @ (divide @ X0 @ X0)) = (divide @ X1 @ X1))),
% 159.98/24.60      inference('sup+', [status(thm)],
% 159.98/24.60                [zip_derived_cl8457, zip_derived_cl13348])).
% 159.98/24.60  thf(zip_derived_cl5872, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ X3 @ 
% 159.98/24.60           (divide @ 
% 159.98/24.60            (divide @ (inverse @ X0) @ (divide @ (divide @ X2 @ X1) @ X0)) @ 
% 159.98/24.60            (divide @ X1 @ X2)))
% 159.98/24.60           = (X3))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl5634, zip_derived_cl5355])).
% 159.98/24.60  thf(zip_derived_cl230, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ (divide @ X2 @ X3) @ (inverse @ (divide @ X3 @ X0)))
% 159.98/24.60           = (divide @ (divide @ X2 @ X1) @ (inverse @ (divide @ X1 @ X0))))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl183, zip_derived_cl183])).
% 159.98/24.60  thf(zip_derived_cl6079, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 159.98/24.60         ((divide @ (divide @ X4 @ X5) @ 
% 159.98/24.60           (inverse @ 
% 159.98/24.60            (divide @ X5 @ 
% 159.98/24.60             (divide @ 
% 159.98/24.60              (divide @ (inverse @ X3) @ (divide @ (divide @ X1 @ X2) @ X3)) @ 
% 159.98/24.60              (divide @ X2 @ X1)))))
% 159.98/24.60           = (divide @ (divide @ X4 @ X0) @ (inverse @ X0)))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl5872, zip_derived_cl230])).
% 159.98/24.60  thf(zip_derived_cl5872, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ X3 @ 
% 159.98/24.60           (divide @ 
% 159.98/24.60            (divide @ (inverse @ X0) @ (divide @ (divide @ X2 @ X1) @ X0)) @ 
% 159.98/24.60            (divide @ X1 @ X2)))
% 159.98/24.60           = (X3))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl5634, zip_derived_cl5355])).
% 159.98/24.60  thf(zip_derived_cl6370, plain,
% 159.98/24.60      (![X0 : $i, X4 : $i, X5 : $i]:
% 159.98/24.60         ((divide @ (divide @ X4 @ X5) @ (inverse @ X5))
% 159.98/24.60           = (divide @ (divide @ X4 @ X0) @ (inverse @ X0)))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl6079, zip_derived_cl5872])).
% 159.98/24.60  thf(zip_derived_cl8999, plain,
% 159.98/24.60      (![X3 : $i]: ((inverse @ (inverse @ X3)) = (X3))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl8990, zip_derived_cl5872])).
% 159.98/24.60  thf(zip_derived_cl6646, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((X1) = (divide @ (inverse @ X0) @ (divide @ (inverse @ X1) @ X0)))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl6545, zip_derived_cl6545])).
% 159.98/24.60  thf(zip_derived_cl9044, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((inverse @ X0) = (divide @ (inverse @ X1) @ (divide @ X0 @ X1)))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl8999, zip_derived_cl6646])).
% 159.98/24.60  thf(zip_derived_cl6373, plain,
% 159.98/24.60      (![X0 : $i, X4 : $i]:
% 159.98/24.60         ((divide @ (inverse @ X4) @ (inverse @ X4))
% 159.98/24.60           = (divide @ (inverse @ X0) @ (inverse @ X0)))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl6088, zip_derived_cl5872])).
% 159.98/24.60  thf(prove_these_axioms, conjecture,
% 159.98/24.60    (~( ( ( multiply @ ( multiply @ a3 @ b3 ) @ c3 ) !=
% 159.98/24.60          ( multiply @ a3 @ ( multiply @ b3 @ c3 ) ) ) | 
% 159.98/24.60        ( ( multiply @ ( multiply @ ( inverse @ b2 ) @ b2 ) @ a2 ) != ( a2 ) ) | 
% 159.98/24.60        ( ( multiply @ ( inverse @ a1 ) @ a1 ) !=
% 159.98/24.60          ( multiply @ ( inverse @ b1 ) @ b1 ) ) ))).
% 159.98/24.60  thf(zf_stmt_0, negated_conjecture,
% 159.98/24.60    (( ( multiply @ ( multiply @ a3 @ b3 ) @ c3 ) !=
% 159.98/24.60       ( multiply @ a3 @ ( multiply @ b3 @ c3 ) ) ) | 
% 159.98/24.60     ( ( multiply @ ( multiply @ ( inverse @ b2 ) @ b2 ) @ a2 ) != ( a2 ) ) | 
% 159.98/24.60     ( ( multiply @ ( inverse @ a1 ) @ a1 ) !=
% 159.98/24.60       ( multiply @ ( inverse @ b1 ) @ b1 ) )),
% 159.98/24.60    inference('cnf.neg', [status(esa)], [prove_these_axioms])).
% 159.98/24.60  thf(zip_derived_cl2, plain,
% 159.98/24.60      ((((multiply @ (multiply @ a3 @ b3) @ c3)
% 159.98/24.60          != (multiply @ a3 @ (multiply @ b3 @ c3)))
% 159.98/24.60        | ((multiply @ (multiply @ (inverse @ b2) @ b2) @ a2) != (a2))
% 159.98/24.60        | ((multiply @ (inverse @ a1) @ a1) != (multiply @ (inverse @ b1) @ b1)))),
% 159.98/24.60      inference('cnf', [status(esa)], [zf_stmt_0])).
% 159.98/24.60  thf(multiply, axiom,
% 159.98/24.60    (( multiply @ X @ Y ) = ( divide @ X @ ( inverse @ Y ) ))).
% 159.98/24.60  thf(zip_derived_cl1, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((multiply @ X0 @ X1) = (divide @ X0 @ (inverse @ X1)))),
% 159.98/24.60      inference('cnf', [status(esa)], [multiply])).
% 159.98/24.60  thf(zip_derived_cl1, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((multiply @ X0 @ X1) = (divide @ X0 @ (inverse @ X1)))),
% 159.98/24.60      inference('cnf', [status(esa)], [multiply])).
% 159.98/24.60  thf(zip_derived_cl1, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((multiply @ X0 @ X1) = (divide @ X0 @ (inverse @ X1)))),
% 159.98/24.60      inference('cnf', [status(esa)], [multiply])).
% 159.98/24.60  thf(zip_derived_cl1, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((multiply @ X0 @ X1) = (divide @ X0 @ (inverse @ X1)))),
% 159.98/24.60      inference('cnf', [status(esa)], [multiply])).
% 159.98/24.60  thf(zip_derived_cl1, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((multiply @ X0 @ X1) = (divide @ X0 @ (inverse @ X1)))),
% 159.98/24.60      inference('cnf', [status(esa)], [multiply])).
% 159.98/24.60  thf(zip_derived_cl1, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((multiply @ X0 @ X1) = (divide @ X0 @ (inverse @ X1)))),
% 159.98/24.60      inference('cnf', [status(esa)], [multiply])).
% 159.98/24.60  thf(zip_derived_cl1, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((multiply @ X0 @ X1) = (divide @ X0 @ (inverse @ X1)))),
% 159.98/24.60      inference('cnf', [status(esa)], [multiply])).
% 159.98/24.60  thf(zip_derived_cl1, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((multiply @ X0 @ X1) = (divide @ X0 @ (inverse @ X1)))),
% 159.98/24.60      inference('cnf', [status(esa)], [multiply])).
% 159.98/24.60  thf(zip_derived_cl3, plain,
% 159.98/24.60      ((((divide @ (divide @ a3 @ (inverse @ b3)) @ (inverse @ c3))
% 159.98/24.60          != (divide @ a3 @ (inverse @ (divide @ b3 @ (inverse @ c3)))))
% 159.98/24.60        | ((divide @ (divide @ (inverse @ b2) @ (inverse @ b2)) @ 
% 159.98/24.60            (inverse @ a2)) != (a2))
% 159.98/24.60        | ((divide @ (inverse @ a1) @ (inverse @ a1))
% 159.98/24.60            != (divide @ (inverse @ b1) @ (inverse @ b1))))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl2, zip_derived_cl1, zip_derived_cl1, 
% 159.98/24.60                 zip_derived_cl1, zip_derived_cl1, zip_derived_cl1, 
% 159.98/24.60                 zip_derived_cl1, zip_derived_cl1, zip_derived_cl1])).
% 159.98/24.60  thf(zip_derived_cl6948, plain,
% 159.98/24.60      (![X0 : $i]:
% 159.98/24.60         (((divide @ (divide @ (inverse @ X0) @ (inverse @ X0)) @ 
% 159.98/24.60            (inverse @ a2)) != (a2))
% 159.98/24.60          | ((divide @ (inverse @ a1) @ (inverse @ a1))
% 159.98/24.60              != (divide @ (inverse @ b1) @ (inverse @ b1)))
% 159.98/24.60          | ((divide @ (divide @ a3 @ (inverse @ b3)) @ (inverse @ c3))
% 159.98/24.60              != (divide @ a3 @ (inverse @ (divide @ b3 @ (inverse @ c3))))))),
% 159.98/24.60      inference('sup-', [status(thm)], [zip_derived_cl6373, zip_derived_cl3])).
% 159.98/24.60  thf(zip_derived_cl6373, plain,
% 159.98/24.60      (![X0 : $i, X4 : $i]:
% 159.98/24.60         ((divide @ (inverse @ X4) @ (inverse @ X4))
% 159.98/24.60           = (divide @ (inverse @ X0) @ (inverse @ X0)))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl6088, zip_derived_cl5872])).
% 159.98/24.60  thf(zip_derived_cl7092, plain,
% 159.98/24.60      (![X0 : $i]:
% 159.98/24.60         (((divide @ (divide @ a3 @ (inverse @ b3)) @ (inverse @ c3))
% 159.98/24.60            != (divide @ a3 @ (inverse @ (divide @ b3 @ (inverse @ c3)))))
% 159.98/24.60          | ((divide @ (divide @ (inverse @ X0) @ (inverse @ X0)) @ 
% 159.98/24.60              (inverse @ a2)) != (a2)))),
% 159.98/24.60      inference('simplify_reflect+', [status(thm)],
% 159.98/24.60                [zip_derived_cl6948, zip_derived_cl6373])).
% 159.98/24.60  thf(zip_derived_cl10708, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         (((divide @ (divide @ a3 @ (inverse @ b3)) @ (inverse @ c3))
% 159.98/24.60            != (divide @ a3 @ 
% 159.98/24.60                (divide @ (inverse @ X0) @ 
% 159.98/24.60                 (divide @ (divide @ b3 @ (inverse @ c3)) @ X0))))
% 159.98/24.60          | ((divide @ (divide @ (inverse @ X1) @ (inverse @ X1)) @ 
% 159.98/24.60              (inverse @ a2)) != (a2)))),
% 159.98/24.60      inference('sup-', [status(thm)], [zip_derived_cl9044, zip_derived_cl7092])).
% 159.98/24.60  thf(zip_derived_cl8457, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]: ((divide @ X0 @ X0) = (divide @ X1 @ X1))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl8062, zip_derived_cl8062])).
% 159.98/24.60  thf(zip_derived_cl10883, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         (((divide @ (divide @ a3 @ (inverse @ b3)) @ (inverse @ c3))
% 159.98/24.60            != (divide @ a3 @ 
% 159.98/24.60                (divide @ (inverse @ X0) @ 
% 159.98/24.60                 (divide @ (divide @ b3 @ (inverse @ c3)) @ X0))))
% 159.98/24.60          | ((divide @ (divide @ X1 @ X1) @ (inverse @ a2)) != (a2)))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl10708, zip_derived_cl8457])).
% 159.98/24.60  thf(zip_derived_cl11672, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         (((divide @ (divide @ a2 @ X0) @ (inverse @ X0)) != (a2))
% 159.98/24.60          | ((divide @ (divide @ a3 @ (inverse @ b3)) @ (inverse @ c3))
% 159.98/24.60              != (divide @ a3 @ 
% 159.98/24.60                  (divide @ (inverse @ X1) @ 
% 159.98/24.60                   (divide @ (divide @ b3 @ (inverse @ c3)) @ X1)))))),
% 159.98/24.60      inference('sup-', [status(thm)],
% 159.98/24.60                [zip_derived_cl6370, zip_derived_cl10883])).
% 159.98/24.60  thf(zip_derived_cl13907, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i]:
% 159.98/24.60         (((divide @ (divide @ a2 @ (divide @ X1 @ X1)) @ (divide @ X0 @ X0))
% 159.98/24.60            != (a2))
% 159.98/24.60          | ((divide @ (divide @ a3 @ (inverse @ b3)) @ (inverse @ c3))
% 159.98/24.60              != (divide @ a3 @ 
% 159.98/24.60                  (divide @ (inverse @ X2) @ 
% 159.98/24.60                   (divide @ (divide @ b3 @ (inverse @ c3)) @ X2)))))),
% 159.98/24.60      inference('sup-', [status(thm)],
% 159.98/24.60                [zip_derived_cl13667, zip_derived_cl11672])).
% 159.98/24.60  thf(zip_derived_cl9039, plain,
% 159.98/24.60      (![X0 : $i, X2 : $i]: ((X2) = (divide @ X2 @ (divide @ X0 @ X0)))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl8066, zip_derived_cl8999])).
% 159.98/24.60  thf(zip_derived_cl9039, plain,
% 159.98/24.60      (![X0 : $i, X2 : $i]: ((X2) = (divide @ X2 @ (divide @ X0 @ X0)))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl8066, zip_derived_cl8999])).
% 159.98/24.60  thf(zip_derived_cl13973, plain,
% 159.98/24.60      (![X2 : $i]:
% 159.98/24.60         (((a2) != (a2))
% 159.98/24.60          | ((divide @ (divide @ a3 @ (inverse @ b3)) @ (inverse @ c3))
% 159.98/24.60              != (divide @ a3 @ 
% 159.98/24.60                  (divide @ (inverse @ X2) @ 
% 159.98/24.60                   (divide @ (divide @ b3 @ (inverse @ c3)) @ X2)))))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl13907, zip_derived_cl9039, zip_derived_cl9039])).
% 159.98/24.60  thf(zip_derived_cl13974, plain,
% 159.98/24.60      (![X2 : $i]:
% 159.98/24.60         ((divide @ (divide @ a3 @ (inverse @ b3)) @ (inverse @ c3))
% 159.98/24.60           != (divide @ a3 @ 
% 159.98/24.60               (divide @ (inverse @ X2) @ 
% 159.98/24.60                (divide @ (divide @ b3 @ (inverse @ c3)) @ X2))))),
% 159.98/24.60      inference('simplify', [status(thm)], [zip_derived_cl13973])).
% 159.98/24.60  thf(zip_derived_cl14299, plain,
% 159.98/24.60      (((divide @ (divide @ a3 @ (inverse @ b3)) @ (inverse @ c3))
% 159.98/24.60         != (divide @ a3 @ (inverse @ (divide @ b3 @ (inverse @ c3)))))),
% 159.98/24.60      inference('sup-', [status(thm)],
% 159.98/24.60                [zip_derived_cl9039, zip_derived_cl13974])).
% 159.98/24.60  thf(zip_derived_cl13348, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((inverse @ (divide @ (divide @ X1 @ X1) @ X0)) = (X0))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl9182, zip_derived_cl9039])).
% 159.98/24.60  thf(zip_derived_cl830, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ (inverse @ X1) @ X0)
% 159.98/24.60           = (inverse @ 
% 159.98/24.60              (divide @ 
% 159.98/24.60               (inverse @ (divide @ (divide @ (inverse @ X3) @ X1) @ X0)) @ X3)))),
% 159.98/24.60      inference('demod', [status(thm)], [zip_derived_cl746, zip_derived_cl0])).
% 159.98/24.60  thf(zip_derived_cl13663, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((divide @ (inverse @ (inverse @ X1)) @ X0)
% 159.98/24.60           = (inverse @ (divide @ X0 @ X1)))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl13348, zip_derived_cl830])).
% 159.98/24.60  thf(zip_derived_cl8999, plain,
% 159.98/24.60      (![X3 : $i]: ((inverse @ (inverse @ X3)) = (X3))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl8990, zip_derived_cl5872])).
% 159.98/24.60  thf(zip_derived_cl13752, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((divide @ X1 @ X0) = (inverse @ (divide @ X0 @ X1)))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl13663, zip_derived_cl8999])).
% 159.98/24.60  thf(zip_derived_cl14328, plain,
% 159.98/24.60      (((divide @ (divide @ a3 @ (inverse @ b3)) @ (inverse @ c3))
% 159.98/24.60         != (divide @ a3 @ (divide @ (inverse @ c3) @ b3)))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl14299, zip_derived_cl13752])).
% 159.98/24.60  thf(zip_derived_cl13752, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((divide @ X1 @ X0) = (inverse @ (divide @ X0 @ X1)))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl13663, zip_derived_cl8999])).
% 159.98/24.60  thf(zip_derived_cl8999, plain,
% 159.98/24.60      (![X3 : $i]: ((inverse @ (inverse @ X3)) = (X3))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl8990, zip_derived_cl5872])).
% 159.98/24.60  thf(zip_derived_cl7857, plain,
% 159.98/24.60      (![X1 : $i, X5 : $i]:
% 159.98/24.60         ((inverse @ (divide @ (inverse @ X5) @ (divide @ X1 @ X5))) = (X1))),
% 159.98/24.60      inference('demod', [status(thm)], [zip_derived_cl7633, zip_derived_cl142])).
% 159.98/24.60  thf(zip_derived_cl9056, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((inverse @ (divide @ X0 @ (divide @ X1 @ (inverse @ X0)))) = (X1))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl8999, zip_derived_cl7857])).
% 159.98/24.60  thf(zip_derived_cl13818, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((divide @ (divide @ X1 @ (inverse @ X0)) @ X0) = (X1))),
% 159.98/24.60      inference('sup+', [status(thm)],
% 159.98/24.60                [zip_derived_cl13752, zip_derived_cl9056])).
% 159.98/24.60  thf(zip_derived_cl13348, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((inverse @ (divide @ (divide @ X1 @ X1) @ X0)) = (X0))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl9182, zip_derived_cl9039])).
% 159.98/24.60  thf(zip_derived_cl230, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ (divide @ X2 @ X3) @ (inverse @ (divide @ X3 @ X0)))
% 159.98/24.60           = (divide @ (divide @ X2 @ X1) @ (inverse @ (divide @ X1 @ X0))))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl183, zip_derived_cl183])).
% 159.98/24.60  thf(zip_derived_cl13630, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ (divide @ X2 @ X3) @ (inverse @ (divide @ X3 @ X0)))
% 159.98/24.60           = (divide @ (divide @ X2 @ (divide @ X1 @ X1)) @ X0))),
% 159.98/24.60      inference('sup+', [status(thm)], [zip_derived_cl13348, zip_derived_cl230])).
% 159.98/24.60  thf(zip_derived_cl9039, plain,
% 159.98/24.60      (![X0 : $i, X2 : $i]: ((X2) = (divide @ X2 @ (divide @ X0 @ X0)))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl8066, zip_derived_cl8999])).
% 159.98/24.60  thf(zip_derived_cl13724, plain,
% 159.98/24.60      (![X0 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ (divide @ X2 @ X3) @ (inverse @ (divide @ X3 @ X0)))
% 159.98/24.60           = (divide @ X2 @ X0))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl13630, zip_derived_cl9039])).
% 159.98/24.60  thf(zip_derived_cl13752, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i]:
% 159.98/24.60         ((divide @ X1 @ X0) = (inverse @ (divide @ X0 @ X1)))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl13663, zip_derived_cl8999])).
% 159.98/24.60  thf(zip_derived_cl15919, plain,
% 159.98/24.60      (![X0 : $i, X2 : $i, X3 : $i]:
% 159.98/24.60         ((divide @ (divide @ X2 @ X3) @ (divide @ X0 @ X3))
% 159.98/24.60           = (divide @ X2 @ X0))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl13724, zip_derived_cl13752])).
% 159.98/24.60  thf(zip_derived_cl16024, plain,
% 159.98/24.60      (![X0 : $i, X1 : $i, X2 : $i]:
% 159.98/24.60         ((divide @ X0 @ (divide @ X1 @ X2))
% 159.98/24.60           = (divide @ (divide @ X0 @ (inverse @ X2)) @ X1))),
% 159.98/24.60      inference('sup+', [status(thm)],
% 159.98/24.60                [zip_derived_cl13818, zip_derived_cl15919])).
% 159.98/24.60  thf(zip_derived_cl37698, plain,
% 159.98/24.60      (((divide @ (divide @ a3 @ (inverse @ b3)) @ (inverse @ c3))
% 159.98/24.60         != (divide @ (divide @ a3 @ (inverse @ b3)) @ (inverse @ c3)))),
% 159.98/24.60      inference('demod', [status(thm)],
% 159.98/24.60                [zip_derived_cl14328, zip_derived_cl16024])).
% 159.98/24.60  thf(zip_derived_cl37699, plain, ($false),
% 159.98/24.60      inference('simplify', [status(thm)], [zip_derived_cl37698])).
% 159.98/24.60  
% 159.98/24.60  % SZS output end Refutation
% 159.98/24.60  
% 159.98/24.60  
% 159.98/24.60  % Terminating...
% 160.41/24.71  % Runner terminated.
% 160.41/24.73  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------