TSTP Solution File: GRP060-1 by Zipperpin---2.1.9999

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : GRP060-1 : TPTP v8.1.2. Released v1.0.0.
% Transfm  : NO INFORMATION
% Format   : NO INFORMATION
% Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.YZhXNpFoqi 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 01:49:45 EDT 2023

% Result   : Unsatisfiable 37.08s 5.90s
% Output   : Refutation 37.08s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.12  % Problem  : GRP060-1 : TPTP v8.1.2. Released v1.0.0.
% 0.08/0.14  % Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.YZhXNpFoqi 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 21:52:40 EDT 2023
% 0.13/0.34  % CPUTime  : 
% 0.13/0.34  % Running portfolio for 300 s
% 0.13/0.34  % File         : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.20/0.34  % Number of cores: 8
% 0.20/0.35  % Python version: Python 3.6.8
% 0.20/0.35  % Running in FO mode
% 0.20/0.65  % Total configuration time : 435
% 0.20/0.65  % Estimated wc time : 1092
% 0.20/0.65  % Estimated cpu time (7 cpus) : 156.0
% 0.69/0.71  % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.69/0.72  % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.69/0.72  % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.69/0.74  % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.69/0.74  % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.69/0.74  % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 0.69/0.74  % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 37.08/5.90  % Solved by fo/fo7.sh.
% 37.08/5.90  % done 942 iterations in 5.121s
% 37.08/5.90  % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 37.08/5.90  % SZS output start Refutation
% 37.08/5.90  thf(inverse_type, type, inverse: $i > $i).
% 37.08/5.90  thf(a1_type, type, a1: $i).
% 37.08/5.90  thf(a3_type, type, a3: $i).
% 37.08/5.90  thf(b1_type, type, b1: $i).
% 37.08/5.90  thf(c3_type, type, c3: $i).
% 37.08/5.90  thf(multiply_type, type, multiply: $i > $i > $i).
% 37.08/5.90  thf(a2_type, type, a2: $i).
% 37.08/5.90  thf(b3_type, type, b3: $i).
% 37.08/5.90  thf(b2_type, type, b2: $i).
% 37.08/5.90  thf(single_axiom, axiom,
% 37.08/5.90    (( multiply @
% 37.08/5.90       X @ 
% 37.08/5.90       ( inverse @
% 37.08/5.90         ( multiply @
% 37.08/5.90           Y @ 
% 37.08/5.90           ( multiply @
% 37.08/5.90             Z @ 
% 37.08/5.90             ( multiply @
% 37.08/5.90               ( multiply @
% 37.08/5.90                 ( inverse @ Z ) @ ( inverse @ ( multiply @ U @ Y ) ) ) @ 
% 37.08/5.90               X ) ) ) ) ) =
% 37.08/5.90     ( U ))).
% 37.08/5.90  thf(zip_derived_cl0, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X1 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ X2 @ 
% 37.08/5.90             (multiply @ X3 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X3) @ (inverse @ (multiply @ X0 @ X2))) @ 
% 37.08/5.90               X1)))))
% 37.08/5.90           = (X0))),
% 37.08/5.90      inference('cnf', [status(esa)], [single_axiom])).
% 37.08/5.90  thf(zip_derived_cl0, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X1 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ X2 @ 
% 37.08/5.90             (multiply @ X3 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X3) @ (inverse @ (multiply @ X0 @ X2))) @ 
% 37.08/5.90               X1)))))
% 37.08/5.90           = (X0))),
% 37.08/5.90      inference('cnf', [status(esa)], [single_axiom])).
% 37.08/5.90  thf(zip_derived_cl4, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ X2 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ 
% 37.08/5.90             (multiply @ X4 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X4) @ (inverse @ (multiply @ X0 @ X1))) @ 
% 37.08/5.90               (inverse @ X3))) @ 
% 37.08/5.90             (multiply @ X3 @ (multiply @ X0 @ X2)))))
% 37.08/5.90           = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 37.08/5.90  thf(zip_derived_cl0, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X1 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ X2 @ 
% 37.08/5.90             (multiply @ X3 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X3) @ (inverse @ (multiply @ X0 @ X2))) @ 
% 37.08/5.90               X1)))))
% 37.08/5.90           = (X0))),
% 37.08/5.90      inference('cnf', [status(esa)], [single_axiom])).
% 37.08/5.90  thf(zip_derived_cl13, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 37.08/5.90         ((multiply @ X4 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ (multiply @ X1 @ (multiply @ X2 @ (inverse @ X5))) @ 
% 37.08/5.90             (multiply @ X5 @ (multiply @ X0 @ X4)))))
% 37.08/5.90           = (multiply @ X3 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X3) @ (inverse @ (multiply @ X2 @ X0))) @ 
% 37.08/5.90               (inverse @ X1))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl4, zip_derived_cl0])).
% 37.08/5.90  thf(zip_derived_cl4, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ X2 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ 
% 37.08/5.90             (multiply @ X4 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X4) @ (inverse @ (multiply @ X0 @ X1))) @ 
% 37.08/5.90               (inverse @ X3))) @ 
% 37.08/5.90             (multiply @ X3 @ (multiply @ X0 @ X2)))))
% 37.08/5.90           = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 37.08/5.90  thf(zip_derived_cl41, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X3 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X3) @ 
% 37.08/5.90             (inverse @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X0) @ (inverse @ (multiply @ X1 @ X2))) @ 
% 37.08/5.90               X1))) @ 
% 37.08/5.90            (inverse @ X0)))
% 37.08/5.90           = (X2))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl13, zip_derived_cl4])).
% 37.08/5.90  thf(zip_derived_cl13, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 37.08/5.90         ((multiply @ X4 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ (multiply @ X1 @ (multiply @ X2 @ (inverse @ X5))) @ 
% 37.08/5.90             (multiply @ X5 @ (multiply @ X0 @ X4)))))
% 37.08/5.90           = (multiply @ X3 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X3) @ (inverse @ (multiply @ X2 @ X0))) @ 
% 37.08/5.90               (inverse @ X1))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl4, zip_derived_cl0])).
% 37.08/5.90  thf(zip_derived_cl0, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X1 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ X2 @ 
% 37.08/5.90             (multiply @ X3 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X3) @ (inverse @ (multiply @ X0 @ X2))) @ 
% 37.08/5.90               X1)))))
% 37.08/5.90           = (X0))),
% 37.08/5.90      inference('cnf', [status(esa)], [single_axiom])).
% 37.08/5.90  thf(zip_derived_cl40, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ X4 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X4) @ 
% 37.08/5.90             (inverse @ 
% 37.08/5.90              (multiply @ X2 @ 
% 37.08/5.90               (multiply @ (inverse @ X1) @ 
% 37.08/5.90                (inverse @ 
% 37.08/5.90                 (multiply @ X3 @ 
% 37.08/5.90                  (multiply @ X0 @ (multiply @ X2 @ (inverse @ X1))))))))) @ 
% 37.08/5.90            (inverse @ X0)))
% 37.08/5.90           = (X3))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl13, zip_derived_cl0])).
% 37.08/5.90  thf(zip_derived_cl4, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ X2 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ 
% 37.08/5.90             (multiply @ X4 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X4) @ (inverse @ (multiply @ X0 @ X1))) @ 
% 37.08/5.90               (inverse @ X3))) @ 
% 37.08/5.90             (multiply @ X3 @ (multiply @ X0 @ X2)))))
% 37.08/5.90           = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 37.08/5.90  thf(zip_derived_cl109, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ X4 @ 
% 37.08/5.90           (inverse @ (multiply @ X0 @ (multiply @ X3 @ (multiply @ X2 @ X4)))))
% 37.08/5.90           = (multiply @ (inverse @ X1) @ 
% 37.08/5.90              (inverse @ 
% 37.08/5.90               (multiply @ X0 @ 
% 37.08/5.90                (multiply @ X3 @ (multiply @ X2 @ (inverse @ X1)))))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl40, zip_derived_cl4])).
% 37.08/5.90  thf(zip_derived_cl109, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ X4 @ 
% 37.08/5.90           (inverse @ (multiply @ X0 @ (multiply @ X3 @ (multiply @ X2 @ X4)))))
% 37.08/5.90           = (multiply @ (inverse @ X1) @ 
% 37.08/5.90              (inverse @ 
% 37.08/5.90               (multiply @ X0 @ 
% 37.08/5.90                (multiply @ X3 @ (multiply @ X2 @ (inverse @ X1)))))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl40, zip_derived_cl4])).
% 37.08/5.90  thf(zip_derived_cl177, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ X4 @ 
% 37.08/5.90           (inverse @ (multiply @ X3 @ (multiply @ X2 @ (multiply @ X1 @ X4)))))
% 37.08/5.90           = (multiply @ X0 @ 
% 37.08/5.90              (inverse @ 
% 37.08/5.90               (multiply @ X3 @ (multiply @ X2 @ (multiply @ X1 @ X0))))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl109, zip_derived_cl109])).
% 37.08/5.90  thf(zip_derived_cl330, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 37.08/5.90         ((multiply @ (inverse @ X3) @ (inverse @ (multiply @ X5 @ X0)))
% 37.08/5.90           = (multiply @ X1 @ 
% 37.08/5.90              (inverse @ 
% 37.08/5.90               (multiply @ X5 @ 
% 37.08/5.90                (multiply @ X4 @ 
% 37.08/5.90                 (multiply @ 
% 37.08/5.90                  (multiply @ (inverse @ X4) @ 
% 37.08/5.90                   (inverse @ 
% 37.08/5.90                    (multiply @ 
% 37.08/5.90                     (multiply @ (inverse @ X3) @ 
% 37.08/5.90                      (inverse @ (multiply @ X2 @ X0))) @ 
% 37.08/5.90                     X2))) @ 
% 37.08/5.90                  X1))))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl41, zip_derived_cl177])).
% 37.08/5.90  thf(zip_derived_cl109, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ X4 @ 
% 37.08/5.90           (inverse @ (multiply @ X0 @ (multiply @ X3 @ (multiply @ X2 @ X4)))))
% 37.08/5.90           = (multiply @ (inverse @ X1) @ 
% 37.08/5.90              (inverse @ 
% 37.08/5.90               (multiply @ X0 @ 
% 37.08/5.90                (multiply @ X3 @ (multiply @ X2 @ (inverse @ X1)))))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl40, zip_derived_cl4])).
% 37.08/5.90  thf(zip_derived_cl40, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ X4 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X4) @ 
% 37.08/5.90             (inverse @ 
% 37.08/5.90              (multiply @ X2 @ 
% 37.08/5.90               (multiply @ (inverse @ X1) @ 
% 37.08/5.90                (inverse @ 
% 37.08/5.90                 (multiply @ X3 @ 
% 37.08/5.90                  (multiply @ X0 @ (multiply @ X2 @ (inverse @ X1))))))))) @ 
% 37.08/5.90            (inverse @ X0)))
% 37.08/5.90           = (X3))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl13, zip_derived_cl0])).
% 37.08/5.90  thf(zip_derived_cl0, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X1 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ X2 @ 
% 37.08/5.90             (multiply @ X3 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X3) @ (inverse @ (multiply @ X0 @ X2))) @ 
% 37.08/5.90               X1)))))
% 37.08/5.90           = (X0))),
% 37.08/5.90      inference('cnf', [status(esa)], [single_axiom])).
% 37.08/5.90  thf(zip_derived_cl108, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ (inverse @ X2) @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ 
% 37.08/5.90             (multiply @ (inverse @ X3) @ 
% 37.08/5.90              (inverse @ 
% 37.08/5.90               (multiply @ X0 @ 
% 37.08/5.90                (multiply @ X2 @ (multiply @ X1 @ (inverse @ X3)))))) @ 
% 37.08/5.90             X0)))
% 37.08/5.90           = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl40, zip_derived_cl0])).
% 37.08/5.90  thf(zip_derived_cl175, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ (inverse @ X2) @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ 
% 37.08/5.90             (multiply @ X0 @ 
% 37.08/5.90              (inverse @ 
% 37.08/5.90               (multiply @ X3 @ (multiply @ X2 @ (multiply @ X1 @ X0))))) @ 
% 37.08/5.90             X3)))
% 37.08/5.90           = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl109, zip_derived_cl108])).
% 37.08/5.90  thf(zip_derived_cl41, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X3 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X3) @ 
% 37.08/5.90             (inverse @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X0) @ (inverse @ (multiply @ X1 @ X2))) @ 
% 37.08/5.90               X1))) @ 
% 37.08/5.90            (inverse @ X0)))
% 37.08/5.90           = (X2))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl13, zip_derived_cl4])).
% 37.08/5.90  thf(zip_derived_cl248, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ X4 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X4) @ 
% 37.08/5.90             (inverse @ 
% 37.08/5.90              (multiply @ X0 @ 
% 37.08/5.90               (multiply @ X3 @ 
% 37.08/5.90                (inverse @ 
% 37.08/5.90                 (multiply @ X1 @ (multiply @ X2 @ (multiply @ X0 @ X3)))))))) @ 
% 37.08/5.90            (inverse @ X2)))
% 37.08/5.90           = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl175, zip_derived_cl41])).
% 37.08/5.90  thf(zip_derived_cl41, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X3 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X3) @ 
% 37.08/5.90             (inverse @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X0) @ (inverse @ (multiply @ X1 @ X2))) @ 
% 37.08/5.90               X1))) @ 
% 37.08/5.90            (inverse @ X0)))
% 37.08/5.90           = (X2))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl13, zip_derived_cl4])).
% 37.08/5.90  thf(zip_derived_cl41, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X3 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X3) @ 
% 37.08/5.90             (inverse @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X0) @ (inverse @ (multiply @ X1 @ X2))) @ 
% 37.08/5.90               X1))) @ 
% 37.08/5.90            (inverse @ X0)))
% 37.08/5.90           = (X2))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl13, zip_derived_cl4])).
% 37.08/5.90  thf(zip_derived_cl13, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 37.08/5.90         ((multiply @ X4 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ (multiply @ X1 @ (multiply @ X2 @ (inverse @ X5))) @ 
% 37.08/5.90             (multiply @ X5 @ (multiply @ X0 @ X4)))))
% 37.08/5.90           = (multiply @ X3 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X3) @ (inverse @ (multiply @ X2 @ X0))) @ 
% 37.08/5.90               (inverse @ X1))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl4, zip_derived_cl0])).
% 37.08/5.90  thf(zip_derived_cl13, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 37.08/5.90         ((multiply @ X4 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ (multiply @ X1 @ (multiply @ X2 @ (inverse @ X5))) @ 
% 37.08/5.90             (multiply @ X5 @ (multiply @ X0 @ X4)))))
% 37.08/5.90           = (multiply @ X3 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X3) @ (inverse @ (multiply @ X2 @ X0))) @ 
% 37.08/5.90               (inverse @ X1))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl4, zip_derived_cl0])).
% 37.08/5.90  thf(zip_derived_cl43, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ X3 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X3) @ (inverse @ (multiply @ X2 @ X1))) @ 
% 37.08/5.90            (inverse @ X0)))
% 37.08/5.90           = (multiply @ X4 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X4) @ (inverse @ (multiply @ X2 @ X1))) @ 
% 37.08/5.90               (inverse @ X0))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl13, zip_derived_cl13])).
% 37.08/5.90  thf(zip_derived_cl553, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 37.08/5.90         ((multiply @ X6 @ 
% 37.08/5.90           (multiply @ (multiply @ (inverse @ X6) @ (inverse @ X0)) @ 
% 37.08/5.90            (inverse @ X1)))
% 37.08/5.90           = (multiply @ X5 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X5) @ 
% 37.08/5.90                (inverse @ 
% 37.08/5.90                 (multiply @ X4 @ 
% 37.08/5.90                  (multiply @ 
% 37.08/5.90                   (multiply @ (inverse @ X4) @ 
% 37.08/5.90                    (inverse @ 
% 37.08/5.90                     (multiply @ 
% 37.08/5.90                      (multiply @ (inverse @ X2) @ 
% 37.08/5.90                       (inverse @ (multiply @ X3 @ X0))) @ 
% 37.08/5.90                      X3))) @ 
% 37.08/5.90                   (inverse @ X2))))) @ 
% 37.08/5.90               (inverse @ X1))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl41, zip_derived_cl43])).
% 37.08/5.90  thf(zip_derived_cl41, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X3 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X3) @ 
% 37.08/5.90             (inverse @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X0) @ (inverse @ (multiply @ X1 @ X2))) @ 
% 37.08/5.90               X1))) @ 
% 37.08/5.90            (inverse @ X0)))
% 37.08/5.90           = (X2))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl13, zip_derived_cl4])).
% 37.08/5.90  thf(zip_derived_cl593, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X5 : $i, X6 : $i]:
% 37.08/5.90         ((multiply @ X6 @ 
% 37.08/5.90           (multiply @ (multiply @ (inverse @ X6) @ (inverse @ X0)) @ 
% 37.08/5.90            (inverse @ X1)))
% 37.08/5.90           = (multiply @ X5 @ 
% 37.08/5.90              (multiply @ (multiply @ (inverse @ X5) @ (inverse @ X0)) @ 
% 37.08/5.90               (inverse @ X1))))),
% 37.08/5.90      inference('demod', [status(thm)], [zip_derived_cl553, zip_derived_cl41])).
% 37.08/5.90  thf(zip_derived_cl175, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ (inverse @ X2) @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ 
% 37.08/5.90             (multiply @ X0 @ 
% 37.08/5.90              (inverse @ 
% 37.08/5.90               (multiply @ X3 @ (multiply @ X2 @ (multiply @ X1 @ X0))))) @ 
% 37.08/5.90             X3)))
% 37.08/5.90           = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl109, zip_derived_cl108])).
% 37.08/5.90  thf(zip_derived_cl630, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ (inverse @ X3) @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ 
% 37.08/5.90             (multiply @ (inverse @ X0) @ 
% 37.08/5.90              (inverse @ 
% 37.08/5.90               (multiply @ X4 @ 
% 37.08/5.90                (multiply @ X2 @ 
% 37.08/5.90                 (multiply @ (multiply @ (inverse @ X2) @ (inverse @ X1)) @ 
% 37.08/5.90                  (inverse @ X0)))))) @ 
% 37.08/5.90             X4)))
% 37.08/5.90           = (multiply @ (inverse @ X3) @ (inverse @ X1)))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl593, zip_derived_cl175])).
% 37.08/5.90  thf(zip_derived_cl177, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ X4 @ 
% 37.08/5.90           (inverse @ (multiply @ X3 @ (multiply @ X2 @ (multiply @ X1 @ X4)))))
% 37.08/5.90           = (multiply @ X0 @ 
% 37.08/5.90              (inverse @ 
% 37.08/5.90               (multiply @ X3 @ (multiply @ X2 @ (multiply @ X1 @ X0))))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl109, zip_derived_cl109])).
% 37.08/5.90  thf(zip_derived_cl704, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ (inverse @ X3) @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ 
% 37.08/5.90             (multiply @ X0 @ 
% 37.08/5.90              (inverse @ 
% 37.08/5.90               (multiply @ X4 @ 
% 37.08/5.90                (multiply @ X2 @ 
% 37.08/5.90                 (multiply @ (multiply @ (inverse @ X2) @ (inverse @ X1)) @ X0))))) @ 
% 37.08/5.90             X4)))
% 37.08/5.90           = (multiply @ (inverse @ X3) @ (inverse @ X1)))),
% 37.08/5.90      inference('demod', [status(thm)], [zip_derived_cl630, zip_derived_cl177])).
% 37.08/5.90  thf(zip_derived_cl41, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X3 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X3) @ 
% 37.08/5.90             (inverse @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X0) @ (inverse @ (multiply @ X1 @ X2))) @ 
% 37.08/5.90               X1))) @ 
% 37.08/5.90            (inverse @ X0)))
% 37.08/5.90           = (X2))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl13, zip_derived_cl4])).
% 37.08/5.90  thf(zip_derived_cl714, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i]:
% 37.08/5.90         ((multiply @ X6 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X6) @ 
% 37.08/5.90             (inverse @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X5) @ 
% 37.08/5.90                (inverse @ (multiply @ (inverse @ X1) @ (inverse @ X0)))) @ 
% 37.08/5.90               (inverse @ X1)))) @ 
% 37.08/5.90            (inverse @ X5)))
% 37.08/5.90           = (inverse @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ X3 @ 
% 37.08/5.90                (inverse @ 
% 37.08/5.90                 (multiply @ X2 @ 
% 37.08/5.90                  (multiply @ X4 @ 
% 37.08/5.90                   (multiply @ (multiply @ (inverse @ X4) @ (inverse @ X0)) @ 
% 37.08/5.90                    X3))))) @ 
% 37.08/5.90               X2)))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl704, zip_derived_cl41])).
% 37.08/5.90  thf(zip_derived_cl41, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X3 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X3) @ 
% 37.08/5.90             (inverse @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X0) @ (inverse @ (multiply @ X1 @ X2))) @ 
% 37.08/5.90               X1))) @ 
% 37.08/5.90            (inverse @ X0)))
% 37.08/5.90           = (X2))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl13, zip_derived_cl4])).
% 37.08/5.90  thf(zip_derived_cl775, plain,
% 37.08/5.90      (![X0 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.08/5.90         ((inverse @ X0)
% 37.08/5.90           = (inverse @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ X3 @ 
% 37.08/5.90                (inverse @ 
% 37.08/5.90                 (multiply @ X2 @ 
% 37.08/5.90                  (multiply @ X4 @ 
% 37.08/5.90                   (multiply @ (multiply @ (inverse @ X4) @ (inverse @ X0)) @ 
% 37.08/5.90                    X3))))) @ 
% 37.08/5.90               X2)))),
% 37.08/5.90      inference('demod', [status(thm)], [zip_derived_cl714, zip_derived_cl41])).
% 37.08/5.90  thf(zip_derived_cl175, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ (inverse @ X2) @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ 
% 37.08/5.90             (multiply @ X0 @ 
% 37.08/5.90              (inverse @ 
% 37.08/5.90               (multiply @ X3 @ (multiply @ X2 @ (multiply @ X1 @ X0))))) @ 
% 37.08/5.90             X3)))
% 37.08/5.90           = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl109, zip_derived_cl108])).
% 37.08/5.90  thf(zip_derived_cl4, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ X2 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ 
% 37.08/5.90             (multiply @ X4 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X4) @ (inverse @ (multiply @ X0 @ X1))) @ 
% 37.08/5.90               (inverse @ X3))) @ 
% 37.08/5.90             (multiply @ X3 @ (multiply @ X0 @ X2)))))
% 37.08/5.90           = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl0])).
% 37.08/5.90  thf(zip_derived_cl247, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 37.08/5.90         ((multiply @ X2 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ (multiply @ X4 @ (multiply @ X0 @ (inverse @ X5))) @ 
% 37.08/5.90             (multiply @ X5 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ X3 @ 
% 37.08/5.90                (inverse @ 
% 37.08/5.90                 (multiply @ X1 @ (multiply @ X4 @ (multiply @ X0 @ X3))))) @ 
% 37.08/5.90               X2)))))
% 37.08/5.90           = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl175, zip_derived_cl4])).
% 37.08/5.90  thf(zip_derived_cl808, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 37.08/5.90         ((multiply @ X6 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ (multiply @ X5 @ (multiply @ X4 @ (inverse @ X7))) @ 
% 37.08/5.90             (multiply @ X7 @ 
% 37.08/5.90              (multiply @ (multiply @ X3 @ (inverse @ X0)) @ X6)))))
% 37.08/5.90           = (multiply @ X1 @ 
% 37.08/5.90              (inverse @ 
% 37.08/5.90               (multiply @ (multiply @ X5 @ (multiply @ X4 @ X3)) @ 
% 37.08/5.90                (multiply @ X2 @ 
% 37.08/5.90                 (multiply @ (multiply @ (inverse @ X2) @ (inverse @ X0)) @ X1))))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl775, zip_derived_cl247])).
% 37.08/5.90  thf(zip_derived_cl13, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 37.08/5.90         ((multiply @ X4 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ (multiply @ X1 @ (multiply @ X2 @ (inverse @ X5))) @ 
% 37.08/5.90             (multiply @ X5 @ (multiply @ X0 @ X4)))))
% 37.08/5.90           = (multiply @ X3 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X3) @ (inverse @ (multiply @ X2 @ X0))) @ 
% 37.08/5.90               (inverse @ X1))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl4, zip_derived_cl0])).
% 37.08/5.90  thf(zip_derived_cl859, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 37.08/5.90         ((multiply @ X3 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X3) @ 
% 37.08/5.90             (inverse @ (multiply @ X4 @ (multiply @ X3 @ (inverse @ X0))))) @ 
% 37.08/5.90            (inverse @ X5)))
% 37.08/5.90           = (multiply @ X1 @ 
% 37.08/5.90              (inverse @ 
% 37.08/5.90               (multiply @ (multiply @ X5 @ (multiply @ X4 @ X3)) @ 
% 37.08/5.90                (multiply @ X2 @ 
% 37.08/5.90                 (multiply @ (multiply @ (inverse @ X2) @ (inverse @ X0)) @ X1))))))),
% 37.08/5.90      inference('demod', [status(thm)], [zip_derived_cl808, zip_derived_cl13])).
% 37.08/5.90  thf(zip_derived_cl775, plain,
% 37.08/5.90      (![X0 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.08/5.90         ((inverse @ X0)
% 37.08/5.90           = (inverse @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ X3 @ 
% 37.08/5.90                (inverse @ 
% 37.08/5.90                 (multiply @ X2 @ 
% 37.08/5.90                  (multiply @ X4 @ 
% 37.08/5.90                   (multiply @ (multiply @ (inverse @ X4) @ (inverse @ X0)) @ 
% 37.08/5.90                    X3))))) @ 
% 37.08/5.90               X2)))),
% 37.08/5.90      inference('demod', [status(thm)], [zip_derived_cl714, zip_derived_cl41])).
% 37.08/5.90  thf(zip_derived_cl2082, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((inverse @ X1)
% 37.08/5.90           = (inverse @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ X2 @ 
% 37.08/5.90                (multiply @ 
% 37.08/5.90                 (multiply @ (inverse @ X2) @ 
% 37.08/5.90                  (inverse @ (multiply @ X3 @ (multiply @ X2 @ (inverse @ X1))))) @ 
% 37.08/5.90                 (inverse @ X0))) @ 
% 37.08/5.90               (multiply @ X0 @ (multiply @ X3 @ X2)))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl859, zip_derived_cl775])).
% 37.08/5.90  thf(zip_derived_cl2278, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((inverse @ X2)
% 37.08/5.90           = (inverse @ 
% 37.08/5.90              (multiply @ X0 @ 
% 37.08/5.90               (multiply @ X3 @ 
% 37.08/5.90                (multiply @ 
% 37.08/5.90                 (multiply @ (inverse @ X3) @ 
% 37.08/5.90                  (inverse @ (multiply @ (multiply @ X1 @ (inverse @ X2)) @ X0))) @ 
% 37.08/5.90                 X1)))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl41, zip_derived_cl2082])).
% 37.08/5.90  thf(zip_derived_cl248, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ X4 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X4) @ 
% 37.08/5.90             (inverse @ 
% 37.08/5.90              (multiply @ X0 @ 
% 37.08/5.90               (multiply @ X3 @ 
% 37.08/5.90                (inverse @ 
% 37.08/5.90                 (multiply @ X1 @ (multiply @ X2 @ (multiply @ X0 @ X3)))))))) @ 
% 37.08/5.90            (inverse @ X2)))
% 37.08/5.90           = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl175, zip_derived_cl41])).
% 37.08/5.90  thf(zip_derived_cl775, plain,
% 37.08/5.90      (![X0 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.08/5.90         ((inverse @ X0)
% 37.08/5.90           = (inverse @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ X3 @ 
% 37.08/5.90                (inverse @ 
% 37.08/5.90                 (multiply @ X2 @ 
% 37.08/5.90                  (multiply @ X4 @ 
% 37.08/5.90                   (multiply @ (multiply @ (inverse @ X4) @ (inverse @ X0)) @ 
% 37.08/5.90                    X3))))) @ 
% 37.08/5.90               X2)))),
% 37.08/5.90      inference('demod', [status(thm)], [zip_derived_cl714, zip_derived_cl41])).
% 37.08/5.90  thf(zip_derived_cl825, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.08/5.90         ((inverse @ 
% 37.08/5.90           (multiply @ X4 @ 
% 37.08/5.90            (multiply @ X3 @ 
% 37.08/5.90             (inverse @ 
% 37.08/5.90              (multiply @ X0 @ (multiply @ X2 @ (multiply @ X4 @ X3)))))))
% 37.08/5.90           = (inverse @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X2) @ (inverse @ (multiply @ X1 @ X0))) @ 
% 37.08/5.90               X1)))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl248, zip_derived_cl775])).
% 37.08/5.90  thf(zip_derived_cl177, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ X4 @ 
% 37.08/5.90           (inverse @ (multiply @ X3 @ (multiply @ X2 @ (multiply @ X1 @ X4)))))
% 37.08/5.90           = (multiply @ X0 @ 
% 37.08/5.90              (inverse @ 
% 37.08/5.90               (multiply @ X3 @ (multiply @ X2 @ (multiply @ X1 @ X0))))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl109, zip_derived_cl109])).
% 37.08/5.90  thf(zip_derived_cl41, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X3 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X3) @ 
% 37.08/5.90             (inverse @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X0) @ (inverse @ (multiply @ X1 @ X2))) @ 
% 37.08/5.90               X1))) @ 
% 37.08/5.90            (inverse @ X0)))
% 37.08/5.90           = (X2))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl13, zip_derived_cl4])).
% 37.08/5.90  thf(zip_derived_cl298, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 37.08/5.90         ((multiply @ X5 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X5) @ 
% 37.08/5.90             (inverse @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ X0 @ 
% 37.08/5.90                (inverse @ 
% 37.08/5.90                 (multiply @ X3 @ (multiply @ X2 @ (multiply @ X1 @ X0))))) @ 
% 37.08/5.90               X3))) @ 
% 37.08/5.90            (inverse @ X4)))
% 37.08/5.90           = (multiply @ X2 @ (multiply @ X1 @ (inverse @ X4))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl177, zip_derived_cl41])).
% 37.08/5.90  thf(zip_derived_cl1625, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X7 : $i]:
% 37.08/5.90         ((multiply @ X7 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X7) @ 
% 37.08/5.90             (inverse @ 
% 37.08/5.90              (multiply @ X1 @ 
% 37.08/5.90               (multiply @ X0 @ 
% 37.08/5.90                (inverse @ 
% 37.08/5.90                 (multiply @ 
% 37.08/5.90                  (multiply @ X4 @ (multiply @ X3 @ (inverse @ X2))) @ 
% 37.08/5.90                  (multiply @ X2 @ (multiply @ X1 @ X0)))))))) @ 
% 37.08/5.90            (inverse @ X5)))
% 37.08/5.90           = (multiply @ X4 @ (multiply @ X3 @ (inverse @ X5))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl825, zip_derived_cl298])).
% 37.08/5.90  thf(zip_derived_cl13, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 37.08/5.90         ((multiply @ X4 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ (multiply @ X1 @ (multiply @ X2 @ (inverse @ X5))) @ 
% 37.08/5.90             (multiply @ X5 @ (multiply @ X0 @ X4)))))
% 37.08/5.90           = (multiply @ X3 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X3) @ (inverse @ (multiply @ X2 @ X0))) @ 
% 37.08/5.90               (inverse @ X1))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl4, zip_derived_cl0])).
% 37.08/5.90  thf(zip_derived_cl1672, plain,
% 37.08/5.90      (![X1 : $i, X3 : $i, X4 : $i, X5 : $i, X7 : $i]:
% 37.08/5.90         ((multiply @ X7 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X7) @ 
% 37.08/5.90             (inverse @ 
% 37.08/5.90              (multiply @ X1 @ 
% 37.08/5.90               (multiply @ X3 @ 
% 37.08/5.90                (multiply @ 
% 37.08/5.90                 (multiply @ (inverse @ X3) @ (inverse @ (multiply @ X3 @ X1))) @ 
% 37.08/5.90                 (inverse @ X4)))))) @ 
% 37.08/5.90            (inverse @ X5)))
% 37.08/5.90           = (multiply @ X4 @ (multiply @ X3 @ (inverse @ X5))))),
% 37.08/5.90      inference('demod', [status(thm)], [zip_derived_cl1625, zip_derived_cl13])).
% 37.08/5.90  thf(zip_derived_cl3301, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 37.08/5.90         ((multiply @ X7 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X7) @ 
% 37.08/5.90             (inverse @ 
% 37.08/5.90              (multiply @ X6 @ 
% 37.08/5.90               (multiply @ X2 @ 
% 37.08/5.90                (multiply @ 
% 37.08/5.90                 (multiply @ (inverse @ X2) @ (inverse @ (multiply @ X2 @ X6))) @ 
% 37.08/5.90                 (inverse @ X0)))))) @ 
% 37.08/5.90            (inverse @ X1)))
% 37.08/5.90           = (multiply @ 
% 37.08/5.90              (multiply @ X4 @ 
% 37.08/5.90               (multiply @ X5 @ 
% 37.08/5.90                (multiply @ 
% 37.08/5.90                 (multiply @ (inverse @ X5) @ 
% 37.08/5.90                  (inverse @ (multiply @ (multiply @ X3 @ (inverse @ X0)) @ X4))) @ 
% 37.08/5.90                 X3))) @ 
% 37.08/5.90              (multiply @ X2 @ (inverse @ X1))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl2278, zip_derived_cl1672])).
% 37.08/5.90  thf(zip_derived_cl1672, plain,
% 37.08/5.90      (![X1 : $i, X3 : $i, X4 : $i, X5 : $i, X7 : $i]:
% 37.08/5.90         ((multiply @ X7 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X7) @ 
% 37.08/5.90             (inverse @ 
% 37.08/5.90              (multiply @ X1 @ 
% 37.08/5.90               (multiply @ X3 @ 
% 37.08/5.90                (multiply @ 
% 37.08/5.90                 (multiply @ (inverse @ X3) @ (inverse @ (multiply @ X3 @ X1))) @ 
% 37.08/5.90                 (inverse @ X4)))))) @ 
% 37.08/5.90            (inverse @ X5)))
% 37.08/5.90           = (multiply @ X4 @ (multiply @ X3 @ (inverse @ X5))))),
% 37.08/5.90      inference('demod', [status(thm)], [zip_derived_cl1625, zip_derived_cl13])).
% 37.08/5.90  thf(zip_derived_cl3381, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 37.08/5.90         ((multiply @ X0 @ (multiply @ X2 @ (inverse @ X1)))
% 37.08/5.90           = (multiply @ 
% 37.08/5.90              (multiply @ X4 @ 
% 37.08/5.90               (multiply @ X5 @ 
% 37.08/5.90                (multiply @ 
% 37.08/5.90                 (multiply @ (inverse @ X5) @ 
% 37.08/5.90                  (inverse @ (multiply @ (multiply @ X3 @ (inverse @ X0)) @ X4))) @ 
% 37.08/5.90                 X3))) @ 
% 37.08/5.90              (multiply @ X2 @ (inverse @ X1))))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl3301, zip_derived_cl1672])).
% 37.08/5.90  thf(zip_derived_cl0, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X1 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ X2 @ 
% 37.08/5.90             (multiply @ X3 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X3) @ (inverse @ (multiply @ X0 @ X2))) @ 
% 37.08/5.90               X1)))))
% 37.08/5.90           = (X0))),
% 37.08/5.90      inference('cnf', [status(esa)], [single_axiom])).
% 37.08/5.90  thf(zip_derived_cl3406, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i, X5 : $i, X6 : $i, X7 : $i]:
% 37.08/5.90         ((multiply @ X6 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ (multiply @ X1 @ (inverse @ X0)) @ 
% 37.08/5.90             (multiply @ X7 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X7) @ 
% 37.08/5.90                (inverse @ (multiply @ X2 @ (multiply @ X1 @ (inverse @ X0))))) @ 
% 37.08/5.90               X6)))))
% 37.08/5.90           = (multiply @ X4 @ 
% 37.08/5.90              (multiply @ X5 @ 
% 37.08/5.90               (multiply @ 
% 37.08/5.90                (multiply @ (inverse @ X5) @ 
% 37.08/5.90                 (inverse @ (multiply @ (multiply @ X3 @ (inverse @ X2)) @ X4))) @ 
% 37.08/5.90                X3))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl3381, zip_derived_cl0])).
% 37.08/5.90  thf(zip_derived_cl0, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X1 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ X2 @ 
% 37.08/5.90             (multiply @ X3 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X3) @ (inverse @ (multiply @ X0 @ X2))) @ 
% 37.08/5.90               X1)))))
% 37.08/5.90           = (X0))),
% 37.08/5.90      inference('cnf', [status(esa)], [single_axiom])).
% 37.08/5.90  thf(zip_derived_cl3586, plain,
% 37.08/5.90      (![X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 37.08/5.90         ((X2)
% 37.08/5.90           = (multiply @ X4 @ 
% 37.08/5.90              (multiply @ X5 @ 
% 37.08/5.90               (multiply @ 
% 37.08/5.90                (multiply @ (inverse @ X5) @ 
% 37.08/5.90                 (inverse @ (multiply @ (multiply @ X3 @ (inverse @ X2)) @ X4))) @ 
% 37.08/5.90                X3))))),
% 37.08/5.90      inference('demod', [status(thm)], [zip_derived_cl3406, zip_derived_cl0])).
% 37.08/5.90  thf(zip_derived_cl3710, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((X3)
% 37.08/5.90           = (multiply @ 
% 37.08/5.90              (multiply @ X2 @ 
% 37.08/5.90               (inverse @ 
% 37.08/5.90                (multiply @ X0 @ 
% 37.08/5.90                 (multiply @ X1 @ 
% 37.08/5.90                  (multiply @ (multiply @ (inverse @ X1) @ (inverse @ X3)) @ X2))))) @ 
% 37.08/5.90              X0))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl248, zip_derived_cl3586])).
% 37.08/5.90  thf(zip_derived_cl3878, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ 
% 37.08/5.90           (multiply @ (inverse @ X2) @ (inverse @ (multiply @ X4 @ X0))) @ X4)
% 37.08/5.90           = (multiply @ 
% 37.08/5.90              (multiply @ (inverse @ X2) @ (inverse @ (multiply @ X1 @ X0))) @ 
% 37.08/5.90              X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl330, zip_derived_cl3710])).
% 37.08/5.90  thf(zip_derived_cl0, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X1 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ X2 @ 
% 37.08/5.90             (multiply @ X3 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X3) @ (inverse @ (multiply @ X0 @ X2))) @ 
% 37.08/5.90               X1)))))
% 37.08/5.90           = (X0))),
% 37.08/5.90      inference('cnf', [status(esa)], [single_axiom])).
% 37.08/5.90  thf(zip_derived_cl4048, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X3 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ X1 @ 
% 37.08/5.90             (multiply @ X2 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X2) @ (inverse @ (multiply @ X0 @ X1))) @ 
% 37.08/5.90               X0)))))
% 37.08/5.90           = (X3))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl3878, zip_derived_cl0])).
% 37.08/5.90  thf(zip_derived_cl4048, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X3 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ X1 @ 
% 37.08/5.90             (multiply @ X2 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X2) @ (inverse @ (multiply @ X0 @ X1))) @ 
% 37.08/5.90               X0)))))
% 37.08/5.90           = (X3))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl3878, zip_derived_cl0])).
% 37.08/5.90  thf(zip_derived_cl1672, plain,
% 37.08/5.90      (![X1 : $i, X3 : $i, X4 : $i, X5 : $i, X7 : $i]:
% 37.08/5.90         ((multiply @ X7 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X7) @ 
% 37.08/5.90             (inverse @ 
% 37.08/5.90              (multiply @ X1 @ 
% 37.08/5.90               (multiply @ X3 @ 
% 37.08/5.90                (multiply @ 
% 37.08/5.90                 (multiply @ (inverse @ X3) @ (inverse @ (multiply @ X3 @ X1))) @ 
% 37.08/5.90                 (inverse @ X4)))))) @ 
% 37.08/5.90            (inverse @ X5)))
% 37.08/5.90           = (multiply @ X4 @ (multiply @ X3 @ (inverse @ X5))))),
% 37.08/5.90      inference('demod', [status(thm)], [zip_derived_cl1625, zip_derived_cl13])).
% 37.08/5.90  thf(zip_derived_cl4357, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.08/5.90         ((multiply @ X0 @ (multiply @ (inverse @ X0) @ (inverse @ X1)))
% 37.08/5.90           = (multiply @ X2 @ (multiply @ (inverse @ X2) @ (inverse @ X1))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl4048, zip_derived_cl1672])).
% 37.08/5.90  thf(zip_derived_cl4560, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ X0 @ (inverse @ X0))
% 37.08/5.90           = (multiply @ X4 @ 
% 37.08/5.90              (multiply @ (inverse @ X4) @ 
% 37.08/5.90               (inverse @ 
% 37.08/5.90                (multiply @ X2 @ 
% 37.08/5.90                 (multiply @ X3 @ 
% 37.08/5.90                  (multiply @ 
% 37.08/5.90                   (multiply @ (inverse @ X3) @ 
% 37.08/5.90                    (inverse @ (multiply @ X1 @ X2))) @ 
% 37.08/5.90                   X1)))))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl4048, zip_derived_cl4357])).
% 37.08/5.90  thf(zip_derived_cl4048, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X3 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ X1 @ 
% 37.08/5.90             (multiply @ X2 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X2) @ (inverse @ (multiply @ X0 @ X1))) @ 
% 37.08/5.90               X0)))))
% 37.08/5.90           = (X3))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl3878, zip_derived_cl0])).
% 37.08/5.90  thf(zip_derived_cl4610, plain,
% 37.08/5.90      (![X0 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ X0 @ (inverse @ X0)) = (multiply @ X4 @ (inverse @ X4)))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl4560, zip_derived_cl4048])).
% 37.08/5.90  thf(zip_derived_cl3586, plain,
% 37.08/5.90      (![X2 : $i, X3 : $i, X4 : $i, X5 : $i]:
% 37.08/5.90         ((X2)
% 37.08/5.90           = (multiply @ X4 @ 
% 37.08/5.90              (multiply @ X5 @ 
% 37.08/5.90               (multiply @ 
% 37.08/5.90                (multiply @ (inverse @ X5) @ 
% 37.08/5.90                 (inverse @ (multiply @ (multiply @ X3 @ (inverse @ X2)) @ X4))) @ 
% 37.08/5.90                X3))))),
% 37.08/5.90      inference('demod', [status(thm)], [zip_derived_cl3406, zip_derived_cl0])).
% 37.08/5.90  thf(zip_derived_cl4659, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((X1)
% 37.08/5.90           = (multiply @ X2 @ 
% 37.08/5.90              (multiply @ X3 @ 
% 37.08/5.90               (multiply @ 
% 37.08/5.90                (multiply @ (inverse @ X3) @ 
% 37.08/5.90                 (inverse @ (multiply @ (multiply @ X0 @ (inverse @ X0)) @ X2))) @ 
% 37.08/5.90                X1))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl4610, zip_derived_cl3586])).
% 37.08/5.90  thf(zip_derived_cl4048, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X3 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ X1 @ 
% 37.08/5.90             (multiply @ X2 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X2) @ (inverse @ (multiply @ X0 @ X1))) @ 
% 37.08/5.90               X0)))))
% 37.08/5.90           = (X3))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl3878, zip_derived_cl0])).
% 37.08/5.90  thf(zip_derived_cl6128, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ X1 @ (inverse @ (multiply @ X0 @ (inverse @ X0)))) = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl4659, zip_derived_cl4048])).
% 37.08/5.90  thf(zip_derived_cl4610, plain,
% 37.08/5.90      (![X0 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ X0 @ (inverse @ X0)) = (multiply @ X4 @ (inverse @ X4)))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl4560, zip_derived_cl4048])).
% 37.08/5.90  thf(zip_derived_cl6128, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ X1 @ (inverse @ (multiply @ X0 @ (inverse @ X0)))) = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl4659, zip_derived_cl4048])).
% 37.08/5.90  thf(zip_derived_cl0, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X1 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ X2 @ 
% 37.08/5.90             (multiply @ X3 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X3) @ (inverse @ (multiply @ X0 @ X2))) @ 
% 37.08/5.90               X1)))))
% 37.08/5.90           = (X0))),
% 37.08/5.90      inference('cnf', [status(esa)], [single_axiom])).
% 37.08/5.90  thf(zip_derived_cl6348, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.08/5.90         ((multiply @ X2 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ (inverse @ X1) @ 
% 37.08/5.90             (multiply @ X0 @ (multiply @ (inverse @ X0) @ X2)))))
% 37.08/5.90           = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl6128, zip_derived_cl0])).
% 37.08/5.90  thf(zip_derived_cl248, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ X4 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X4) @ 
% 37.08/5.90             (inverse @ 
% 37.08/5.90              (multiply @ X0 @ 
% 37.08/5.90               (multiply @ X3 @ 
% 37.08/5.90                (inverse @ 
% 37.08/5.90                 (multiply @ X1 @ (multiply @ X2 @ (multiply @ X0 @ X3)))))))) @ 
% 37.08/5.90            (inverse @ X2)))
% 37.08/5.90           = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl175, zip_derived_cl41])).
% 37.08/5.90  thf(zip_derived_cl6438, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X3 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X3) @ 
% 37.08/5.90             (inverse @ (multiply @ (inverse @ X1) @ X0))) @ 
% 37.08/5.90            (inverse @ X1)))
% 37.08/5.90           = (inverse @ X0))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl6348, zip_derived_cl248])).
% 37.08/5.90  thf(zip_derived_cl3878, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ 
% 37.08/5.90           (multiply @ (inverse @ X2) @ (inverse @ (multiply @ X4 @ X0))) @ X4)
% 37.08/5.90           = (multiply @ 
% 37.08/5.90              (multiply @ (inverse @ X2) @ (inverse @ (multiply @ X1 @ X0))) @ 
% 37.08/5.90              X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl330, zip_derived_cl3710])).
% 37.08/5.90  thf(zip_derived_cl6548, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X3 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X3) @ (inverse @ (multiply @ X1 @ X0))) @ X1))
% 37.08/5.90           = (inverse @ X0))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl6438, zip_derived_cl3878])).
% 37.08/5.90  thf(zip_derived_cl3710, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((X3)
% 37.08/5.90           = (multiply @ 
% 37.08/5.90              (multiply @ X2 @ 
% 37.08/5.90               (inverse @ 
% 37.08/5.90                (multiply @ X0 @ 
% 37.08/5.90                 (multiply @ X1 @ 
% 37.08/5.90                  (multiply @ (multiply @ (inverse @ X1) @ (inverse @ X3)) @ X2))))) @ 
% 37.08/5.90              X0))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl248, zip_derived_cl3586])).
% 37.08/5.90  thf(zip_derived_cl6614, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.08/5.90         ((multiply @ X2 @ X0)
% 37.08/5.90           = (multiply @ 
% 37.08/5.90              (multiply @ X2 @ (inverse @ (multiply @ X1 @ (inverse @ X0)))) @ 
% 37.08/5.90              X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl6548, zip_derived_cl3710])).
% 37.08/5.90  thf(zip_derived_cl7097, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.08/5.90         ((multiply @ (multiply @ X1 @ (inverse @ X2)) @ X2)
% 37.08/5.90           = (multiply @ (multiply @ X0 @ (inverse @ X0)) @ X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl4610, zip_derived_cl6614])).
% 37.08/5.90  thf(zip_derived_cl8272, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.08/5.90         ((multiply @ X0 @ (multiply @ X2 @ (inverse @ X2)))
% 37.08/5.90           = (multiply @ (multiply @ X1 @ (inverse @ X1)) @ X0))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl6128, zip_derived_cl7097])).
% 37.08/5.90  thf(zip_derived_cl6128, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ X1 @ (inverse @ (multiply @ X0 @ (inverse @ X0)))) = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl4659, zip_derived_cl4048])).
% 37.08/5.90  thf(zip_derived_cl6128, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ X1 @ (inverse @ (multiply @ X0 @ (inverse @ X0)))) = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl4659, zip_derived_cl4048])).
% 37.08/5.90  thf(zip_derived_cl6548, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X3 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X3) @ (inverse @ (multiply @ X1 @ X0))) @ X1))
% 37.08/5.90           = (inverse @ X0))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl6438, zip_derived_cl3878])).
% 37.08/5.90  thf(zip_derived_cl6656, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ X0 @ (multiply @ (inverse @ X0) @ X1))
% 37.08/5.90           = (inverse @ (inverse @ X1)))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl6128, zip_derived_cl6548])).
% 37.08/5.90  thf(zip_derived_cl6881, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ X0 @ (inverse @ X0))
% 37.08/5.90           = (inverse @ 
% 37.08/5.90              (inverse @ (inverse @ (multiply @ X1 @ (inverse @ X1))))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl6128, zip_derived_cl6656])).
% 37.08/5.90  thf(zip_derived_cl6881, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ X0 @ (inverse @ X0))
% 37.08/5.90           = (inverse @ 
% 37.08/5.90              (inverse @ (inverse @ (multiply @ X1 @ (inverse @ X1))))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl6128, zip_derived_cl6656])).
% 37.08/5.90  thf(zip_derived_cl4610, plain,
% 37.08/5.90      (![X0 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ X0 @ (inverse @ X0)) = (multiply @ X4 @ (inverse @ X4)))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl4560, zip_derived_cl4048])).
% 37.08/5.90  thf(zip_derived_cl6128, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ X1 @ (inverse @ (multiply @ X0 @ (inverse @ X0)))) = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl4659, zip_derived_cl4048])).
% 37.08/5.90  thf(zip_derived_cl6614, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.08/5.90         ((multiply @ X2 @ X0)
% 37.08/5.90           = (multiply @ 
% 37.08/5.90              (multiply @ X2 @ (inverse @ (multiply @ X1 @ (inverse @ X0)))) @ 
% 37.08/5.90              X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl6548, zip_derived_cl3710])).
% 37.08/5.90  thf(zip_derived_cl7124, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.08/5.90         ((multiply @ X2 @ (multiply @ X1 @ (inverse @ X1)))
% 37.08/5.90           = (multiply @ (multiply @ X2 @ (inverse @ X0)) @ X0))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl6128, zip_derived_cl6614])).
% 37.08/5.90  thf(zip_derived_cl4610, plain,
% 37.08/5.90      (![X0 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ X0 @ (inverse @ X0)) = (multiply @ X4 @ (inverse @ X4)))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl4560, zip_derived_cl4048])).
% 37.08/5.90  thf(zip_derived_cl3710, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((X3)
% 37.08/5.90           = (multiply @ 
% 37.08/5.90              (multiply @ X2 @ 
% 37.08/5.90               (inverse @ 
% 37.08/5.90                (multiply @ X0 @ 
% 37.08/5.90                 (multiply @ X1 @ 
% 37.08/5.90                  (multiply @ (multiply @ (inverse @ X1) @ (inverse @ X3)) @ X2))))) @ 
% 37.08/5.90              X0))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl248, zip_derived_cl3586])).
% 37.08/5.90  thf(zip_derived_cl4684, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((inverse @ X3)
% 37.08/5.90           = (multiply @ 
% 37.08/5.90              (multiply @ X2 @ 
% 37.08/5.90               (inverse @ 
% 37.08/5.90                (multiply @ X1 @ 
% 37.08/5.90                 (multiply @ X3 @ 
% 37.08/5.90                  (multiply @ (multiply @ X0 @ (inverse @ X0)) @ X2))))) @ 
% 37.08/5.90              X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl4610, zip_derived_cl3710])).
% 37.08/5.90  thf(zip_derived_cl6548, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X3 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X3) @ (inverse @ (multiply @ X1 @ X0))) @ X1))
% 37.08/5.90           = (inverse @ X0))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl6438, zip_derived_cl3878])).
% 37.08/5.90  thf(zip_derived_cl6644, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.08/5.90         ((multiply @ X1 @ (inverse @ X0))
% 37.08/5.90           = (inverse @ 
% 37.08/5.90              (multiply @ X0 @ 
% 37.08/5.90               (multiply @ (multiply @ X2 @ (inverse @ X2)) @ (inverse @ X1)))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl4684, zip_derived_cl6548])).
% 37.08/5.90  thf(zip_derived_cl8424, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.08/5.90         ((multiply @ X1 @ (inverse @ X2))
% 37.08/5.90           = (inverse @ 
% 37.08/5.90              (multiply @ X2 @ 
% 37.08/5.90               (multiply @ (inverse @ X1) @ (multiply @ X0 @ (inverse @ X0))))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl7124, zip_derived_cl6644])).
% 37.08/5.90  thf(zip_derived_cl6548, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X3 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X3) @ (inverse @ (multiply @ X1 @ X0))) @ X1))
% 37.08/5.90           = (inverse @ X0))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl6438, zip_derived_cl3878])).
% 37.08/5.90  thf(zip_derived_cl248, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i, X4 : $i]:
% 37.08/5.90         ((multiply @ X4 @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (inverse @ X4) @ 
% 37.08/5.90             (inverse @ 
% 37.08/5.90              (multiply @ X0 @ 
% 37.08/5.90               (multiply @ X3 @ 
% 37.08/5.90                (inverse @ 
% 37.08/5.90                 (multiply @ X1 @ (multiply @ X2 @ (multiply @ X0 @ X3)))))))) @ 
% 37.08/5.90            (inverse @ X2)))
% 37.08/5.90           = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl175, zip_derived_cl41])).
% 37.08/5.90  thf(zip_derived_cl6607, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.08/5.90         ((inverse @ 
% 37.08/5.90           (multiply @ X0 @ 
% 37.08/5.90            (inverse @ 
% 37.08/5.90             (multiply @ X2 @ 
% 37.08/5.90              (multiply @ X1 @ (multiply @ (inverse @ X1) @ X0))))))
% 37.08/5.90           = (X2))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl6548, zip_derived_cl248])).
% 37.08/5.90  thf(zip_derived_cl10299, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((inverse @ 
% 37.08/5.90           (multiply @ (inverse @ (inverse @ (inverse @ X1))) @ 
% 37.08/5.90            (multiply @ X1 @ (inverse @ X0))))
% 37.08/5.90           = (X0))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl8424, zip_derived_cl6607])).
% 37.08/5.90  thf(zip_derived_cl10517, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((inverse @ 
% 37.08/5.90           (multiply @ (inverse @ (inverse @ (inverse @ X1))) @ 
% 37.08/5.90            (multiply @ X0 @ (inverse @ X0))))
% 37.08/5.90           = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)],
% 37.08/5.90                [zip_derived_cl4610, zip_derived_cl10299])).
% 37.08/5.90  thf(zip_derived_cl8272, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.08/5.90         ((multiply @ X0 @ (multiply @ X2 @ (inverse @ X2)))
% 37.08/5.90           = (multiply @ (multiply @ X1 @ (inverse @ X1)) @ X0))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl6128, zip_derived_cl7097])).
% 37.08/5.90  thf(zip_derived_cl10571, plain,
% 37.08/5.90      (![X1 : $i]:
% 37.08/5.90         ((inverse @ 
% 37.08/5.90           (multiply @ (multiply @ X1 @ (inverse @ X1)) @ 
% 37.08/5.90            (inverse @ (inverse @ (inverse @ X1)))))
% 37.08/5.90           = (X1))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl10517, zip_derived_cl8272])).
% 37.08/5.90  thf(zip_derived_cl10719, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((inverse @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ (multiply @ X1 @ (inverse @ X1)) @ 
% 37.08/5.90             (inverse @ (multiply @ X1 @ (inverse @ X1)))) @ 
% 37.08/5.90            (multiply @ X0 @ (inverse @ X0))))
% 37.08/5.90           = (multiply @ X1 @ (inverse @ X1)))),
% 37.08/5.90      inference('sup+', [status(thm)],
% 37.08/5.90                [zip_derived_cl6881, zip_derived_cl10571])).
% 37.08/5.90  thf(zip_derived_cl6128, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ X1 @ (inverse @ (multiply @ X0 @ (inverse @ X0)))) = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl4659, zip_derived_cl4048])).
% 37.08/5.90  thf(zip_derived_cl10761, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((inverse @ 
% 37.08/5.90           (multiply @ (multiply @ X1 @ (inverse @ X1)) @ 
% 37.08/5.90            (multiply @ X0 @ (inverse @ X0))))
% 37.08/5.90           = (multiply @ X1 @ (inverse @ X1)))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl10719, zip_derived_cl6128])).
% 37.08/5.90  thf(zip_derived_cl11327, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.08/5.90         ((inverse @ 
% 37.08/5.90           (multiply @ 
% 37.08/5.90            (multiply @ 
% 37.08/5.90             (inverse @ (inverse @ (multiply @ X1 @ (inverse @ X1)))) @ 
% 37.08/5.90             (multiply @ X0 @ (inverse @ X0))) @ 
% 37.08/5.90            (multiply @ X2 @ (inverse @ X2))))
% 37.08/5.90           = (multiply @ 
% 37.08/5.90              (inverse @ (inverse @ (multiply @ X1 @ (inverse @ X1)))) @ 
% 37.08/5.90              (inverse @ 
% 37.08/5.90               (inverse @ (inverse @ (multiply @ X1 @ (inverse @ X1)))))))),
% 37.08/5.90      inference('sup+', [status(thm)],
% 37.08/5.90                [zip_derived_cl6881, zip_derived_cl10761])).
% 37.08/5.90  thf(zip_derived_cl8272, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.08/5.90         ((multiply @ X0 @ (multiply @ X2 @ (inverse @ X2)))
% 37.08/5.90           = (multiply @ (multiply @ X1 @ (inverse @ X1)) @ X0))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl6128, zip_derived_cl7097])).
% 37.08/5.90  thf(zip_derived_cl8272, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.08/5.90         ((multiply @ X0 @ (multiply @ X2 @ (inverse @ X2)))
% 37.08/5.90           = (multiply @ (multiply @ X1 @ (inverse @ X1)) @ X0))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl6128, zip_derived_cl7097])).
% 37.08/5.90  thf(zip_derived_cl6644, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.08/5.90         ((multiply @ X1 @ (inverse @ X0))
% 37.08/5.90           = (inverse @ 
% 37.08/5.90              (multiply @ X0 @ 
% 37.08/5.90               (multiply @ (multiply @ X2 @ (inverse @ X2)) @ (inverse @ X1)))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl4684, zip_derived_cl6548])).
% 37.08/5.90  thf(zip_derived_cl6128, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ X1 @ (inverse @ (multiply @ X0 @ (inverse @ X0)))) = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl4659, zip_derived_cl4048])).
% 37.08/5.90  thf(zip_derived_cl6881, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ X0 @ (inverse @ X0))
% 37.08/5.90           = (inverse @ 
% 37.08/5.90              (inverse @ (inverse @ (multiply @ X1 @ (inverse @ X1))))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl6128, zip_derived_cl6656])).
% 37.08/5.90  thf(zip_derived_cl11361, plain,
% 37.08/5.90      (![X1 : $i]:
% 37.08/5.90         ((inverse @ (multiply @ X1 @ (inverse @ X1)))
% 37.08/5.90           = (inverse @ 
% 37.08/5.90              (inverse @ (inverse @ (multiply @ X1 @ (inverse @ X1))))))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl11327, zip_derived_cl8272, zip_derived_cl8272, 
% 37.08/5.90                 zip_derived_cl6644, zip_derived_cl6128, zip_derived_cl6881])).
% 37.08/5.90  thf(zip_derived_cl6128, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ X1 @ (inverse @ (multiply @ X0 @ (inverse @ X0)))) = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl4659, zip_derived_cl4048])).
% 37.08/5.90  thf(zip_derived_cl11426, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ X1 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ 
% 37.08/5.90             (inverse @ (inverse @ (multiply @ X0 @ (inverse @ X0)))) @ 
% 37.08/5.90             (inverse @ (multiply @ X0 @ (inverse @ X0))))))
% 37.08/5.90           = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)],
% 37.08/5.90                [zip_derived_cl11361, zip_derived_cl6128])).
% 37.08/5.90  thf(zip_derived_cl6656, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ X0 @ (multiply @ (inverse @ X0) @ X1))
% 37.08/5.90           = (inverse @ (inverse @ X1)))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl6128, zip_derived_cl6548])).
% 37.08/5.90  thf(zip_derived_cl6128, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ X1 @ (inverse @ (multiply @ X0 @ (inverse @ X0)))) = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl4659, zip_derived_cl4048])).
% 37.08/5.90  thf(zip_derived_cl8424, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.08/5.90         ((multiply @ X1 @ (inverse @ X2))
% 37.08/5.90           = (inverse @ 
% 37.08/5.90              (multiply @ X2 @ 
% 37.08/5.90               (multiply @ (inverse @ X1) @ (multiply @ X0 @ (inverse @ X0))))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl7124, zip_derived_cl6644])).
% 37.08/5.90  thf(zip_derived_cl11567, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ X1 @ (multiply @ X0 @ (inverse @ X0))) = (X1))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl11426, zip_derived_cl6656, zip_derived_cl6128, 
% 37.08/5.90                 zip_derived_cl8424])).
% 37.08/5.90  thf(zip_derived_cl11625, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((X0) = (multiply @ (multiply @ X1 @ (inverse @ X1)) @ X0))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl8272, zip_derived_cl11567])).
% 37.08/5.90  thf(zip_derived_cl7124, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.08/5.90         ((multiply @ X2 @ (multiply @ X1 @ (inverse @ X1)))
% 37.08/5.90           = (multiply @ (multiply @ X2 @ (inverse @ X0)) @ X0))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl6128, zip_derived_cl6614])).
% 37.08/5.90  thf(zip_derived_cl11567, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ X1 @ (multiply @ X0 @ (inverse @ X0))) = (X1))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl11426, zip_derived_cl6656, zip_derived_cl6128, 
% 37.08/5.90                 zip_derived_cl8424])).
% 37.08/5.90  thf(zip_derived_cl11624, plain,
% 37.08/5.90      (![X0 : $i, X2 : $i]:
% 37.08/5.90         ((X2) = (multiply @ (multiply @ X2 @ (inverse @ X0)) @ X0))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl7124, zip_derived_cl11567])).
% 37.08/5.90  thf(zip_derived_cl12227, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ X1 @ (inverse @ X1)) = (multiply @ (inverse @ X0) @ X0))),
% 37.08/5.90      inference('sup+', [status(thm)],
% 37.08/5.90                [zip_derived_cl11625, zip_derived_cl11624])).
% 37.08/5.90  thf(prove_these_axioms, conjecture,
% 37.08/5.90    (~( ( ( multiply @ ( multiply @ a3 @ b3 ) @ c3 ) !=
% 37.08/5.90          ( multiply @ a3 @ ( multiply @ b3 @ c3 ) ) ) | 
% 37.08/5.90        ( ( multiply @ ( multiply @ ( inverse @ b2 ) @ b2 ) @ a2 ) != ( a2 ) ) | 
% 37.08/5.90        ( ( multiply @ ( inverse @ a1 ) @ a1 ) !=
% 37.08/5.90          ( multiply @ ( inverse @ b1 ) @ b1 ) ) ))).
% 37.08/5.90  thf(zf_stmt_0, negated_conjecture,
% 37.08/5.90    (( ( multiply @ ( multiply @ a3 @ b3 ) @ c3 ) !=
% 37.08/5.90       ( multiply @ a3 @ ( multiply @ b3 @ c3 ) ) ) | 
% 37.08/5.90     ( ( multiply @ ( multiply @ ( inverse @ b2 ) @ b2 ) @ a2 ) != ( a2 ) ) | 
% 37.08/5.90     ( ( multiply @ ( inverse @ a1 ) @ a1 ) !=
% 37.08/5.90       ( multiply @ ( inverse @ b1 ) @ b1 ) )),
% 37.08/5.90    inference('cnf.neg', [status(esa)], [prove_these_axioms])).
% 37.08/5.90  thf(zip_derived_cl1, plain,
% 37.08/5.90      ((((multiply @ (multiply @ a3 @ b3) @ c3)
% 37.08/5.90          != (multiply @ a3 @ (multiply @ b3 @ c3)))
% 37.08/5.90        | ((multiply @ (multiply @ (inverse @ b2) @ b2) @ a2) != (a2))
% 37.08/5.90        | ((multiply @ (inverse @ a1) @ a1) != (multiply @ (inverse @ b1) @ b1)))),
% 37.08/5.90      inference('cnf', [status(esa)], [zf_stmt_0])).
% 37.08/5.90  thf(zip_derived_cl11625, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((X0) = (multiply @ (multiply @ X1 @ (inverse @ X1)) @ X0))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl8272, zip_derived_cl11567])).
% 37.08/5.90  thf(zip_derived_cl6656, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ X0 @ (multiply @ (inverse @ X0) @ X1))
% 37.08/5.90           = (inverse @ (inverse @ X1)))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl6128, zip_derived_cl6548])).
% 37.08/5.90  thf(zip_derived_cl12195, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ (inverse @ (multiply @ X1 @ (inverse @ X1))) @ X0)
% 37.08/5.90           = (inverse @ (inverse @ X0)))),
% 37.08/5.90      inference('sup+', [status(thm)],
% 37.08/5.90                [zip_derived_cl11625, zip_derived_cl6656])).
% 37.08/5.90  thf(zip_derived_cl6128, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ X1 @ (inverse @ (multiply @ X0 @ (inverse @ X0)))) = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl4659, zip_derived_cl4048])).
% 37.08/5.90  thf(zip_derived_cl11361, plain,
% 37.08/5.90      (![X1 : $i]:
% 37.08/5.90         ((inverse @ (multiply @ X1 @ (inverse @ X1)))
% 37.08/5.90           = (inverse @ 
% 37.08/5.90              (inverse @ (inverse @ (multiply @ X1 @ (inverse @ X1))))))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl11327, zip_derived_cl8272, zip_derived_cl8272, 
% 37.08/5.90                 zip_derived_cl6644, zip_derived_cl6128, zip_derived_cl6881])).
% 37.08/5.90  thf(zip_derived_cl11489, plain,
% 37.08/5.90      (![X0 : $i]:
% 37.08/5.90         ((inverse @ 
% 37.08/5.90           (multiply @ (multiply @ X0 @ (inverse @ X0)) @ 
% 37.08/5.90            (inverse @ (multiply @ X0 @ (inverse @ X0)))))
% 37.08/5.90           = (inverse @ 
% 37.08/5.90              (inverse @ (inverse @ (multiply @ X0 @ (inverse @ X0))))))),
% 37.08/5.90      inference('sup+', [status(thm)],
% 37.08/5.90                [zip_derived_cl6128, zip_derived_cl11361])).
% 37.08/5.90  thf(zip_derived_cl6128, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ X1 @ (inverse @ (multiply @ X0 @ (inverse @ X0)))) = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl4659, zip_derived_cl4048])).
% 37.08/5.90  thf(zip_derived_cl6656, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ X0 @ (multiply @ (inverse @ X0) @ X1))
% 37.08/5.90           = (inverse @ (inverse @ X1)))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl6128, zip_derived_cl6548])).
% 37.08/5.90  thf(zip_derived_cl8424, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.08/5.90         ((multiply @ X1 @ (inverse @ X2))
% 37.08/5.90           = (inverse @ 
% 37.08/5.90              (multiply @ X2 @ 
% 37.08/5.90               (multiply @ (inverse @ X1) @ (multiply @ X0 @ (inverse @ X0))))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl7124, zip_derived_cl6644])).
% 37.08/5.90  thf(zip_derived_cl11512, plain,
% 37.08/5.90      (![X0 : $i]:
% 37.08/5.90         ((inverse @ (multiply @ X0 @ (inverse @ X0)))
% 37.08/5.90           = (multiply @ X0 @ (inverse @ X0)))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl11489, zip_derived_cl6128, zip_derived_cl6656, 
% 37.08/5.90                 zip_derived_cl8424])).
% 37.08/5.90  thf(zip_derived_cl11625, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((X0) = (multiply @ (multiply @ X1 @ (inverse @ X1)) @ X0))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl8272, zip_derived_cl11567])).
% 37.08/5.90  thf(zip_derived_cl12347, plain,
% 37.08/5.90      (![X0 : $i]: ((X0) = (inverse @ (inverse @ X0)))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl12195, zip_derived_cl11512, zip_derived_cl11625])).
% 37.08/5.90  thf(zip_derived_cl11625, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((X0) = (multiply @ (multiply @ X1 @ (inverse @ X1)) @ X0))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl8272, zip_derived_cl11567])).
% 37.08/5.90  thf(zip_derived_cl12446, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((X1) = (multiply @ (multiply @ (inverse @ X0) @ X0) @ X1))),
% 37.08/5.90      inference('sup+', [status(thm)],
% 37.08/5.90                [zip_derived_cl12347, zip_derived_cl11625])).
% 37.08/5.90  thf(zip_derived_cl13021, plain,
% 37.08/5.90      ((((multiply @ (multiply @ a3 @ b3) @ c3)
% 37.08/5.90          != (multiply @ a3 @ (multiply @ b3 @ c3)))
% 37.08/5.90        | ((a2) != (a2))
% 37.08/5.90        | ((multiply @ (inverse @ a1) @ a1) != (multiply @ (inverse @ b1) @ b1)))),
% 37.08/5.90      inference('demod', [status(thm)], [zip_derived_cl1, zip_derived_cl12446])).
% 37.08/5.90  thf(zip_derived_cl13022, plain,
% 37.08/5.90      ((((multiply @ (inverse @ a1) @ a1) != (multiply @ (inverse @ b1) @ b1))
% 37.08/5.90        | ((multiply @ (multiply @ a3 @ b3) @ c3)
% 37.08/5.90            != (multiply @ a3 @ (multiply @ b3 @ c3))))),
% 37.08/5.90      inference('simplify', [status(thm)], [zip_derived_cl13021])).
% 37.08/5.90  thf(zip_derived_cl13362, plain,
% 37.08/5.90      (![X0 : $i]:
% 37.08/5.90         (((multiply @ (inverse @ a1) @ a1) != (multiply @ X0 @ (inverse @ X0)))
% 37.08/5.90          | ((multiply @ (multiply @ a3 @ b3) @ c3)
% 37.08/5.90              != (multiply @ a3 @ (multiply @ b3 @ c3))))),
% 37.08/5.90      inference('sup-', [status(thm)],
% 37.08/5.90                [zip_derived_cl12227, zip_derived_cl13022])).
% 37.08/5.90  thf(zip_derived_cl12227, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ X1 @ (inverse @ X1)) = (multiply @ (inverse @ X0) @ X0))),
% 37.08/5.90      inference('sup+', [status(thm)],
% 37.08/5.90                [zip_derived_cl11625, zip_derived_cl11624])).
% 37.08/5.90  thf(zip_derived_cl13535, plain,
% 37.08/5.90      (((multiply @ (multiply @ a3 @ b3) @ c3)
% 37.08/5.90         != (multiply @ a3 @ (multiply @ b3 @ c3)))),
% 37.08/5.90      inference('simplify_reflect+', [status(thm)],
% 37.08/5.90                [zip_derived_cl13362, zip_derived_cl12227])).
% 37.08/5.90  thf(zip_derived_cl11624, plain,
% 37.08/5.90      (![X0 : $i, X2 : $i]:
% 37.08/5.90         ((X2) = (multiply @ (multiply @ X2 @ (inverse @ X0)) @ X0))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl7124, zip_derived_cl11567])).
% 37.08/5.90  thf(zip_derived_cl0, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 37.08/5.90         ((multiply @ X1 @ 
% 37.08/5.90           (inverse @ 
% 37.08/5.90            (multiply @ X2 @ 
% 37.08/5.90             (multiply @ X3 @ 
% 37.08/5.90              (multiply @ 
% 37.08/5.90               (multiply @ (inverse @ X3) @ (inverse @ (multiply @ X0 @ X2))) @ 
% 37.08/5.90               X1)))))
% 37.08/5.90           = (X0))),
% 37.08/5.90      inference('cnf', [status(esa)], [single_axiom])).
% 37.08/5.90  thf(zip_derived_cl11869, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.08/5.90         ((multiply @ (multiply @ X1 @ X2) @ 
% 37.08/5.90           (inverse @ (multiply @ X2 @ (multiply @ X0 @ (inverse @ X0)))))
% 37.08/5.90           = (X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl11624, zip_derived_cl0])).
% 37.08/5.90  thf(zip_derived_cl11567, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ X1 @ (multiply @ X0 @ (inverse @ X0))) = (X1))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl11426, zip_derived_cl6656, zip_derived_cl6128, 
% 37.08/5.90                 zip_derived_cl8424])).
% 37.08/5.90  thf(zip_derived_cl11924, plain,
% 37.08/5.90      (![X1 : $i, X2 : $i]:
% 37.08/5.90         ((multiply @ (multiply @ X1 @ X2) @ (inverse @ X2)) = (X1))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl11869, zip_derived_cl11567])).
% 37.08/5.90  thf(zip_derived_cl6614, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.08/5.90         ((multiply @ X2 @ X0)
% 37.08/5.90           = (multiply @ 
% 37.08/5.90              (multiply @ X2 @ (inverse @ (multiply @ X1 @ (inverse @ X0)))) @ 
% 37.08/5.90              X1))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl6548, zip_derived_cl3710])).
% 37.08/5.90  thf(zip_derived_cl8424, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.08/5.90         ((multiply @ X1 @ (inverse @ X2))
% 37.08/5.90           = (inverse @ 
% 37.08/5.90              (multiply @ X2 @ 
% 37.08/5.90               (multiply @ (inverse @ X1) @ (multiply @ X0 @ (inverse @ X0))))))),
% 37.08/5.90      inference('sup+', [status(thm)], [zip_derived_cl7124, zip_derived_cl6644])).
% 37.08/5.90  thf(zip_derived_cl11567, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i]:
% 37.08/5.90         ((multiply @ X1 @ (multiply @ X0 @ (inverse @ X0))) = (X1))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl11426, zip_derived_cl6656, zip_derived_cl6128, 
% 37.08/5.90                 zip_derived_cl8424])).
% 37.08/5.90  thf(zip_derived_cl11626, plain,
% 37.08/5.90      (![X1 : $i, X2 : $i]:
% 37.08/5.90         ((multiply @ X1 @ (inverse @ X2))
% 37.08/5.90           = (inverse @ (multiply @ X2 @ (inverse @ X1))))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl8424, zip_derived_cl11567])).
% 37.08/5.90  thf(zip_derived_cl14122, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.08/5.90         ((multiply @ X2 @ X0)
% 37.08/5.90           = (multiply @ (multiply @ X2 @ (multiply @ X0 @ (inverse @ X1))) @ 
% 37.08/5.90              X1))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl6614, zip_derived_cl11626])).
% 37.08/5.90  thf(zip_derived_cl15300, plain,
% 37.08/5.90      (![X0 : $i, X1 : $i, X2 : $i]:
% 37.08/5.90         ((multiply @ X2 @ (multiply @ X0 @ X1))
% 37.08/5.90           = (multiply @ (multiply @ X2 @ X0) @ X1))),
% 37.08/5.90      inference('sup+', [status(thm)],
% 37.08/5.90                [zip_derived_cl11924, zip_derived_cl14122])).
% 37.08/5.90  thf(zip_derived_cl15362, plain,
% 37.08/5.90      (((multiply @ a3 @ (multiply @ b3 @ c3))
% 37.08/5.90         != (multiply @ a3 @ (multiply @ b3 @ c3)))),
% 37.08/5.90      inference('demod', [status(thm)],
% 37.08/5.90                [zip_derived_cl13535, zip_derived_cl15300])).
% 37.08/5.90  thf(zip_derived_cl15363, plain, ($false),
% 37.08/5.90      inference('simplify', [status(thm)], [zip_derived_cl15362])).
% 37.08/5.90  
% 37.08/5.90  % SZS output end Refutation
% 37.08/5.90  
% 37.08/5.90  
% 37.08/5.90  % Terminating...
% 37.26/6.00  % Runner terminated.
% 37.26/6.01  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------