TSTP Solution File: GRP121-1 by Zipperpin---2.1.9999

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : GRP121-1 : TPTP v8.1.2. Released v1.2.0.
% Transfm  : NO INFORMATION
% Format   : NO INFORMATION
% Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.WPiJKyKcJr true

% Computer : n001.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 01:50:00 EDT 2023

% Result   : Unsatisfiable 53.31s 8.25s
% Output   : Refutation 53.31s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : GRP121-1 : TPTP v8.1.2. Released v1.2.0.
% 0.00/0.13  % Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.WPiJKyKcJr true
% 0.13/0.34  % Computer : n001.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 : Tue Aug 29 02:15:37 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
% 0.13/0.34  % Number of cores: 8
% 0.13/0.34  % Python version: Python 3.6.8
% 0.13/0.35  % Running in FO mode
% 0.20/0.64  % Total configuration time : 435
% 0.20/0.64  % Estimated wc time : 1092
% 0.20/0.64  % Estimated cpu time (7 cpus) : 156.0
% 0.20/0.69  % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.20/0.72  % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.20/0.72  % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.20/0.74  % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.20/0.74  % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.20/0.74  % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.20/0.74  % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 53.31/8.25  % Solved by fo/fo7.sh.
% 53.31/8.25  % done 721 iterations in 7.471s
% 53.31/8.25  % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 53.31/8.25  % SZS output start Refutation
% 53.31/8.25  thf(a_type, type, a: $i).
% 53.31/8.25  thf(identity_type, type, identity: $i).
% 53.31/8.25  thf(multiply_type, type, multiply: $i > $i > $i).
% 53.31/8.25  thf(prove_order3, conjecture, (( multiply @ a @ identity ) = ( a ))).
% 53.31/8.25  thf(zf_stmt_0, negated_conjecture, (( multiply @ a @ identity ) != ( a )),
% 53.31/8.25    inference('cnf.neg', [status(esa)], [prove_order3])).
% 53.31/8.25  thf(zip_derived_cl2, plain, (((multiply @ a @ identity) != (a))),
% 53.31/8.25      inference('cnf', [status(esa)], [zf_stmt_0])).
% 53.31/8.25  thf(single_axiom2, axiom,
% 53.31/8.25    (( multiply @ identity @ identity ) = ( identity ))).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(single_axiom, axiom,
% 53.31/8.25    (( multiply @
% 53.31/8.25       Y @ 
% 53.31/8.25       ( multiply @
% 53.31/8.25         ( multiply @
% 53.31/8.25           Y @ ( multiply @ ( multiply @ Y @ Y ) @ ( multiply @ X @ Z ) ) ) @ 
% 53.31/8.25         ( multiply @ Z @ ( multiply @ Z @ Z ) ) ) ) =
% 53.31/8.25     ( X ))).
% 53.31/8.25  thf(zip_derived_cl0, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i, X2 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ 
% 53.31/8.25             (multiply @ (multiply @ X1 @ X1) @ (multiply @ X0 @ X2))) @ 
% 53.31/8.25            (multiply @ X2 @ (multiply @ X2 @ X2))))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom])).
% 53.31/8.25  thf(zip_derived_cl5, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ 
% 53.31/8.25             (multiply @ (multiply @ X1 @ X1) @ (multiply @ X0 @ identity))) @ 
% 53.31/8.25            (multiply @ identity @ identity)))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(zip_derived_cl10, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ 
% 53.31/8.25             (multiply @ (multiply @ X1 @ X1) @ (multiply @ X0 @ identity))) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('demod', [status(thm)], [zip_derived_cl5, zip_derived_cl1])).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(zip_derived_cl10, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ 
% 53.31/8.25             (multiply @ (multiply @ X1 @ X1) @ (multiply @ X0 @ identity))) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('demod', [status(thm)], [zip_derived_cl5, zip_derived_cl1])).
% 53.31/8.25  thf(zip_derived_cl23, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ identity @ 
% 53.31/8.25             (multiply @ identity @ (multiply @ X0 @ identity))) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl1, zip_derived_cl10])).
% 53.31/8.25  thf(zip_derived_cl23, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ identity @ 
% 53.31/8.25             (multiply @ identity @ (multiply @ X0 @ identity))) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl1, zip_derived_cl10])).
% 53.31/8.25  thf(zip_derived_cl26, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ (multiply @ identity @ X0) @ identity))
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ (multiply @ X0 @ identity))))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl23, zip_derived_cl23])).
% 53.31/8.25  thf(zip_derived_cl26, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ (multiply @ identity @ X0) @ identity))
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ (multiply @ X0 @ identity))))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl23, zip_derived_cl23])).
% 53.31/8.25  thf(zip_derived_cl45, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ identity @ 
% 53.31/8.25             (multiply @ identity @ (multiply @ X0 @ identity))) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ 
% 53.31/8.25                (multiply @ (multiply @ identity @ X0) @ identity) @ identity))))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl26, zip_derived_cl26])).
% 53.31/8.25  thf(zip_derived_cl23, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ identity @ 
% 53.31/8.25             (multiply @ identity @ (multiply @ X0 @ identity))) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl1, zip_derived_cl10])).
% 53.31/8.25  thf(zip_derived_cl50, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((X0)
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ 
% 53.31/8.25                (multiply @ (multiply @ identity @ X0) @ identity) @ identity))))),
% 53.31/8.25      inference('demod', [status(thm)], [zip_derived_cl45, zip_derived_cl23])).
% 53.31/8.25  thf(zip_derived_cl23, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ identity @ 
% 53.31/8.25             (multiply @ identity @ (multiply @ X0 @ identity))) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl1, zip_derived_cl10])).
% 53.31/8.25  thf(zip_derived_cl60, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ (multiply @ X0 @ identity))
% 53.31/8.25           = (multiply @ (multiply @ identity @ X0) @ identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl50, zip_derived_cl23])).
% 53.31/8.25  thf(zip_derived_cl10, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ 
% 53.31/8.25             (multiply @ (multiply @ X1 @ X1) @ (multiply @ X0 @ identity))) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('demod', [status(thm)], [zip_derived_cl5, zip_derived_cl1])).
% 53.31/8.25  thf(zip_derived_cl77, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ 
% 53.31/8.25             (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25              (multiply @ identity @ (multiply @ X0 @ identity)))) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (multiply @ identity @ X0))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl60, zip_derived_cl10])).
% 53.31/8.25  thf(zip_derived_cl158, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ (multiply @ (multiply @ X1 @ X1) @ X0)) @ identity))
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ (multiply @ identity @ identity) @ 
% 53.31/8.25                (multiply @ X0 @ identity)))))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl10, zip_derived_cl77])).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(zip_derived_cl166, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ (multiply @ (multiply @ X1 @ X1) @ X0)) @ identity))
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ identity @ (multiply @ X0 @ identity)))))),
% 53.31/8.25      inference('demod', [status(thm)], [zip_derived_cl158, zip_derived_cl1])).
% 53.31/8.25  thf(zip_derived_cl0, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i, X2 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ 
% 53.31/8.25             (multiply @ (multiply @ X1 @ X1) @ (multiply @ X0 @ X2))) @ 
% 53.31/8.25            (multiply @ X2 @ (multiply @ X2 @ X2))))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom])).
% 53.31/8.25  thf(zip_derived_cl77, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ 
% 53.31/8.25             (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25              (multiply @ identity @ (multiply @ X0 @ identity)))) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (multiply @ identity @ X0))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl60, zip_derived_cl10])).
% 53.31/8.25  thf(zip_derived_cl77, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ 
% 53.31/8.25             (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25              (multiply @ identity @ (multiply @ X0 @ identity)))) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (multiply @ identity @ X0))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl60, zip_derived_cl10])).
% 53.31/8.25  thf(zip_derived_cl160, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ 
% 53.31/8.25             (multiply @ (multiply @ X1 @ X1) @ (multiply @ identity @ X0))) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ (multiply @ identity @ identity) @ 
% 53.31/8.25                (multiply @ identity @ (multiply @ X0 @ identity))))))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl77, zip_derived_cl77])).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(zip_derived_cl168, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ 
% 53.31/8.25             (multiply @ (multiply @ X1 @ X1) @ (multiply @ identity @ X0))) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ identity @ 
% 53.31/8.25                (multiply @ identity @ (multiply @ X0 @ identity))))))),
% 53.31/8.25      inference('demod', [status(thm)], [zip_derived_cl160, zip_derived_cl1])).
% 53.31/8.25  thf(zip_derived_cl10, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ 
% 53.31/8.25             (multiply @ (multiply @ X1 @ X1) @ (multiply @ X0 @ identity))) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('demod', [status(thm)], [zip_derived_cl5, zip_derived_cl1])).
% 53.31/8.25  thf(zip_derived_cl10, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ 
% 53.31/8.25             (multiply @ (multiply @ X1 @ X1) @ (multiply @ X0 @ identity))) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('demod', [status(thm)], [zip_derived_cl5, zip_derived_cl1])).
% 53.31/8.25  thf(zip_derived_cl19, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ X1 @ (multiply @ (multiply @ X1 @ X0) @ identity))
% 53.31/8.25           = (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25              (multiply @ 
% 53.31/8.25               (multiply @ (multiply @ X1 @ X1) @ (multiply @ X1 @ X1)) @ 
% 53.31/8.25               (multiply @ X0 @ identity))))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl10, zip_derived_cl10])).
% 53.31/8.25  thf(zip_derived_cl10, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ 
% 53.31/8.25             (multiply @ (multiply @ X1 @ X1) @ (multiply @ X0 @ identity))) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('demod', [status(thm)], [zip_derived_cl5, zip_derived_cl1])).
% 53.31/8.25  thf(zip_derived_cl392, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ (multiply @ (multiply @ X1 @ X0) @ identity)) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl19, zip_derived_cl10])).
% 53.31/8.25  thf(zip_derived_cl492, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ 
% 53.31/8.25             (multiply @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ identity @ 
% 53.31/8.25                (multiply @ identity @ 
% 53.31/8.25                 (multiply @ identity @ (multiply @ X0 @ identity))))) @ 
% 53.31/8.25              identity)) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ X1 @ 
% 53.31/8.25               (multiply @ (multiply @ X1 @ X1) @ (multiply @ identity @ X0))) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl168, zip_derived_cl392])).
% 53.31/8.25  thf(zip_derived_cl60, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ (multiply @ X0 @ identity))
% 53.31/8.25           = (multiply @ (multiply @ identity @ X0) @ identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl50, zip_derived_cl23])).
% 53.31/8.25  thf(zip_derived_cl60, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ (multiply @ X0 @ identity))
% 53.31/8.25           = (multiply @ (multiply @ identity @ X0) @ identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl50, zip_derived_cl23])).
% 53.31/8.25  thf(zip_derived_cl10, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ 
% 53.31/8.25             (multiply @ (multiply @ X1 @ X1) @ (multiply @ X0 @ identity))) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('demod', [status(thm)], [zip_derived_cl5, zip_derived_cl1])).
% 53.31/8.25  thf(zip_derived_cl50, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((X0)
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ 
% 53.31/8.25                (multiply @ (multiply @ identity @ X0) @ identity) @ identity))))),
% 53.31/8.25      inference('demod', [status(thm)], [zip_derived_cl45, zip_derived_cl23])).
% 53.31/8.25  thf(zip_derived_cl62, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ (multiply @ identity @ identity) @ 
% 53.31/8.25             (multiply @ X0 @ identity))) @ 
% 53.31/8.25           identity)
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ (multiply @ X0 @ identity) @ identity))))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl10, zip_derived_cl50])).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(zip_derived_cl69, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ identity @ (multiply @ X0 @ identity))) @ 
% 53.31/8.25           identity)
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ (multiply @ X0 @ identity) @ identity))))),
% 53.31/8.25      inference('demod', [status(thm)], [zip_derived_cl62, zip_derived_cl1])).
% 53.31/8.25  thf(zip_derived_cl26, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ (multiply @ identity @ X0) @ identity))
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ (multiply @ X0 @ identity))))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl23, zip_derived_cl23])).
% 53.31/8.25  thf(zip_derived_cl10, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ 
% 53.31/8.25             (multiply @ (multiply @ X1 @ X1) @ (multiply @ X0 @ identity))) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('demod', [status(thm)], [zip_derived_cl5, zip_derived_cl1])).
% 53.31/8.25  thf(zip_derived_cl36, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ 
% 53.31/8.25             (multiply @ (multiply @ identity @ identity) @ 
% 53.31/8.25              (multiply @ X0 @ identity)) @ 
% 53.31/8.25             identity)))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl26, zip_derived_cl10])).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(zip_derived_cl26, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ (multiply @ identity @ X0) @ identity))
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ (multiply @ X0 @ identity))))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl23, zip_derived_cl23])).
% 53.31/8.25  thf(zip_derived_cl53, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ identity @ 
% 53.31/8.25             (multiply @ (multiply @ X0 @ identity) @ identity))))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl36, zip_derived_cl1, zip_derived_cl26])).
% 53.31/8.25  thf(zip_derived_cl514, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25           (multiply @ (multiply @ X1 @ (multiply @ identity @ X0)) @ identity))
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ X1 @ 
% 53.31/8.25               (multiply @ (multiply @ X1 @ X1) @ (multiply @ identity @ X0))) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl492, zip_derived_cl60, zip_derived_cl60, 
% 53.31/8.25                 zip_derived_cl69, zip_derived_cl53])).
% 53.31/8.25  thf(zip_derived_cl613, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i, X2 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ X2 @ X2) @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X2 @ 
% 53.31/8.25             (multiply @ identity @ 
% 53.31/8.25              (multiply @ 
% 53.31/8.25               (multiply @ identity @ 
% 53.31/8.25                (multiply @ (multiply @ identity @ identity) @ 
% 53.31/8.25                 (multiply @ X0 @ X1))) @ 
% 53.31/8.25               (multiply @ X1 @ (multiply @ X1 @ X1))))) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ X2 @ (multiply @ (multiply @ X2 @ X2) @ X0)) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl514])).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(zip_derived_cl0, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i, X2 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ 
% 53.31/8.25             (multiply @ (multiply @ X1 @ X1) @ (multiply @ X0 @ X2))) @ 
% 53.31/8.25            (multiply @ X2 @ (multiply @ X2 @ X2))))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom])).
% 53.31/8.25  thf(zip_derived_cl9, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ identity @ (multiply @ identity @ (multiply @ X0 @ X1))) @ 
% 53.31/8.25            (multiply @ X1 @ (multiply @ X1 @ X1))))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 53.31/8.25  thf(zip_derived_cl622, plain,
% 53.31/8.25      (![X0 : $i, X2 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ X2 @ X2) @ 
% 53.31/8.25           (multiply @ (multiply @ X2 @ X0) @ identity))
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ X2 @ (multiply @ (multiply @ X2 @ X2) @ X0)) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl613, zip_derived_cl1, zip_derived_cl9])).
% 53.31/8.25  thf(zip_derived_cl893, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25            (multiply @ (multiply @ X1 @ X0) @ identity)))
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ identity @ (multiply @ X0 @ identity)))))),
% 53.31/8.25      inference('demod', [status(thm)], [zip_derived_cl166, zip_derived_cl622])).
% 53.31/8.25  thf(zip_derived_cl60, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ (multiply @ X0 @ identity))
% 53.31/8.25           = (multiply @ (multiply @ identity @ X0) @ identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl50, zip_derived_cl23])).
% 53.31/8.25  thf(zip_derived_cl901, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ identity @ 
% 53.31/8.25             (multiply @ identity @ (multiply @ X0 @ identity))) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ X1 @ 
% 53.31/8.25               (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25                (multiply @ (multiply @ X1 @ X0) @ identity))) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl893, zip_derived_cl60])).
% 53.31/8.25  thf(zip_derived_cl69, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ identity @ (multiply @ X0 @ identity))) @ 
% 53.31/8.25           identity)
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ (multiply @ X0 @ identity) @ identity))))),
% 53.31/8.25      inference('demod', [status(thm)], [zip_derived_cl62, zip_derived_cl1])).
% 53.31/8.25  thf(zip_derived_cl53, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ identity @ 
% 53.31/8.25             (multiply @ (multiply @ X0 @ identity) @ identity))))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl36, zip_derived_cl1, zip_derived_cl26])).
% 53.31/8.25  thf(zip_derived_cl981, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((X0)
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ X1 @ 
% 53.31/8.25               (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25                (multiply @ (multiply @ X1 @ X0) @ identity))) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl901, zip_derived_cl69, zip_derived_cl53])).
% 53.31/8.25  thf(zip_derived_cl53, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ identity @ 
% 53.31/8.25             (multiply @ (multiply @ X0 @ identity) @ identity))))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl36, zip_derived_cl1, zip_derived_cl26])).
% 53.31/8.25  thf(zip_derived_cl77, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ 
% 53.31/8.25             (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25              (multiply @ identity @ (multiply @ X0 @ identity)))) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (multiply @ identity @ X0))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl60, zip_derived_cl10])).
% 53.31/8.25  thf(zip_derived_cl514, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25           (multiply @ (multiply @ X1 @ (multiply @ identity @ X0)) @ identity))
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ X1 @ 
% 53.31/8.25               (multiply @ (multiply @ X1 @ X1) @ (multiply @ identity @ X0))) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl492, zip_derived_cl60, zip_derived_cl60, 
% 53.31/8.25                 zip_derived_cl69, zip_derived_cl53])).
% 53.31/8.25  thf(zip_derived_cl597, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25            (multiply @ 
% 53.31/8.25             (multiply @ X1 @ 
% 53.31/8.25              (multiply @ identity @ (multiply @ X0 @ identity))) @ 
% 53.31/8.25             identity)))
% 53.31/8.25           = (multiply @ identity @ X0))),
% 53.31/8.25      inference('demod', [status(thm)], [zip_derived_cl77, zip_derived_cl514])).
% 53.31/8.25  thf(zip_derived_cl893, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25            (multiply @ (multiply @ X1 @ X0) @ identity)))
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ identity @ (multiply @ X0 @ identity)))))),
% 53.31/8.25      inference('demod', [status(thm)], [zip_derived_cl166, zip_derived_cl622])).
% 53.31/8.25  thf(zip_derived_cl893, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25            (multiply @ (multiply @ X1 @ X0) @ identity)))
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ identity @ (multiply @ X0 @ identity)))))),
% 53.31/8.25      inference('demod', [status(thm)], [zip_derived_cl166, zip_derived_cl622])).
% 53.31/8.25  thf(zip_derived_cl622, plain,
% 53.31/8.25      (![X0 : $i, X2 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ X2 @ X2) @ 
% 53.31/8.25           (multiply @ (multiply @ X2 @ X0) @ identity))
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ X2 @ (multiply @ (multiply @ X2 @ X2) @ X0)) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl613, zip_derived_cl1, zip_derived_cl9])).
% 53.31/8.25  thf(zip_derived_cl915, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ (multiply @ (multiply @ X1 @ X0) @ identity)) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ identity @ 
% 53.31/8.25                (multiply @ identity @ (multiply @ X0 @ identity)))) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl893, zip_derived_cl622])).
% 53.31/8.25  thf(zip_derived_cl392, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ (multiply @ (multiply @ X1 @ X0) @ identity)) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl19, zip_derived_cl10])).
% 53.31/8.25  thf(zip_derived_cl989, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((X0)
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ identity @ 
% 53.31/8.25                (multiply @ identity @ (multiply @ X0 @ identity)))) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('demod', [status(thm)], [zip_derived_cl915, zip_derived_cl392])).
% 53.31/8.25  thf(zip_derived_cl989, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((X0)
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ identity @ 
% 53.31/8.25                (multiply @ identity @ (multiply @ X0 @ identity)))) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('demod', [status(thm)], [zip_derived_cl915, zip_derived_cl392])).
% 53.31/8.25  thf(zip_derived_cl1012, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ identity @ (multiply @ X0 @ identity))))
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ identity @ (multiply @ identity @ X0))) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl989, zip_derived_cl989])).
% 53.31/8.25  thf(zip_derived_cl1067, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ identity @ 
% 53.31/8.25             (multiply @ (multiply @ identity @ (multiply @ X0 @ identity)) @ 
% 53.31/8.25              identity))))
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ X1 @ 
% 53.31/8.25                (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25                 (multiply @ (multiply @ X1 @ X0) @ identity)))) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl893, zip_derived_cl1012])).
% 53.31/8.25  thf(zip_derived_cl60, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ (multiply @ X0 @ identity))
% 53.31/8.25           = (multiply @ (multiply @ identity @ X0) @ identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl50, zip_derived_cl23])).
% 53.31/8.25  thf(zip_derived_cl53, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ identity @ 
% 53.31/8.25             (multiply @ (multiply @ X0 @ identity) @ identity))))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl36, zip_derived_cl1, zip_derived_cl26])).
% 53.31/8.25  thf(zip_derived_cl1083, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ identity @ X0)
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ X1 @ 
% 53.31/8.25                (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25                 (multiply @ (multiply @ X1 @ X0) @ identity)))) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl1067, zip_derived_cl60, zip_derived_cl53])).
% 53.31/8.25  thf(zip_derived_cl1295, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ identity @ (multiply @ X0 @ identity)))
% 53.31/8.25           = (multiply @ (multiply @ identity @ (multiply @ identity @ X0)) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl597, zip_derived_cl1083])).
% 53.31/8.25  thf(zip_derived_cl53, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ identity @ 
% 53.31/8.25             (multiply @ (multiply @ X0 @ identity) @ identity))))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl36, zip_derived_cl1, zip_derived_cl26])).
% 53.31/8.25  thf(zip_derived_cl0, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i, X2 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ 
% 53.31/8.25             (multiply @ (multiply @ X1 @ X1) @ (multiply @ X0 @ X2))) @ 
% 53.31/8.25            (multiply @ X2 @ (multiply @ X2 @ X2))))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom])).
% 53.31/8.25  thf(zip_derived_cl50, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((X0)
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ 
% 53.31/8.25                (multiply @ (multiply @ identity @ X0) @ identity) @ identity))))),
% 53.31/8.25      inference('demod', [status(thm)], [zip_derived_cl45, zip_derived_cl23])).
% 53.31/8.25  thf(zip_derived_cl61, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ (multiply @ identity @ identity) @ (multiply @ X0 @ X1))) @ 
% 53.31/8.25           (multiply @ X1 @ (multiply @ X1 @ X1)))
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ (multiply @ X0 @ identity) @ identity))))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl50])).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(zip_derived_cl68, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ 
% 53.31/8.25           (multiply @ identity @ (multiply @ identity @ (multiply @ X0 @ X1))) @ 
% 53.31/8.25           (multiply @ X1 @ (multiply @ X1 @ X1)))
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ (multiply @ X0 @ identity) @ identity))))),
% 53.31/8.25      inference('demod', [status(thm)], [zip_derived_cl61, zip_derived_cl1])).
% 53.31/8.25  thf(zip_derived_cl3321, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ X0 @ 
% 53.31/8.25           (multiply @ (multiply @ (multiply @ X0 @ identity) @ identity) @ 
% 53.31/8.25            (multiply @ (multiply @ (multiply @ X0 @ identity) @ identity) @ 
% 53.31/8.25             (multiply @ (multiply @ X0 @ identity) @ identity))))
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ (multiply @ identity @ identity) @ identity))))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl53, zip_derived_cl68])).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(zip_derived_cl3404, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ X0 @ 
% 53.31/8.25           (multiply @ (multiply @ (multiply @ X0 @ identity) @ identity) @ 
% 53.31/8.25            (multiply @ (multiply @ (multiply @ X0 @ identity) @ identity) @ 
% 53.31/8.25             (multiply @ (multiply @ X0 @ identity) @ identity))))
% 53.31/8.25           = (identity))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl3321, zip_derived_cl1, zip_derived_cl1, 
% 53.31/8.25                 zip_derived_cl1, zip_derived_cl1])).
% 53.31/8.25  thf(zip_derived_cl622, plain,
% 53.31/8.25      (![X0 : $i, X2 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ X2 @ X2) @ 
% 53.31/8.25           (multiply @ (multiply @ X2 @ X0) @ identity))
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ X2 @ (multiply @ (multiply @ X2 @ X2) @ X0)) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl613, zip_derived_cl1, zip_derived_cl9])).
% 53.31/8.25  thf(zip_derived_cl981, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((X0)
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ X1 @ 
% 53.31/8.25               (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25                (multiply @ (multiply @ X1 @ X0) @ identity))) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl901, zip_derived_cl69, zip_derived_cl53])).
% 53.31/8.25  thf(zip_derived_cl1145, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ X1 @ X1) @ X0)
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ X1 @ 
% 53.31/8.25               (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25                (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25                 (multiply @ (multiply @ X1 @ X0) @ identity)))) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl622, zip_derived_cl981])).
% 53.31/8.25  thf(zip_derived_cl3745, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ X0 @ X0) @ 
% 53.31/8.25           (multiply @ (multiply @ (multiply @ X0 @ identity) @ identity) @ 
% 53.31/8.25            (multiply @ (multiply @ (multiply @ X0 @ identity) @ identity) @ 
% 53.31/8.25             (multiply @ (multiply @ X0 @ identity) @ identity))))
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ X0 @ 
% 53.31/8.25               (multiply @ (multiply @ X0 @ X0) @ 
% 53.31/8.25                (multiply @ (multiply @ X0 @ X0) @ 
% 53.31/8.25                 (multiply @ identity @ identity)))) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl3404, zip_derived_cl1145])).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(zip_derived_cl1145, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ X1 @ X1) @ X0)
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ X1 @ 
% 53.31/8.25               (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25                (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25                 (multiply @ (multiply @ X1 @ X0) @ identity)))) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl622, zip_derived_cl981])).
% 53.31/8.25  thf(zip_derived_cl981, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((X0)
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ X1 @ 
% 53.31/8.25               (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25                (multiply @ (multiply @ X1 @ X0) @ identity))) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl901, zip_derived_cl69, zip_derived_cl53])).
% 53.31/8.25  thf(zip_derived_cl1833, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25           (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25            (multiply @ (multiply @ X1 @ X0) @ identity)))
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ X1 @ 
% 53.31/8.25               (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25                (multiply @ (multiply @ X1 @ X1) @ X0))) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl1145, zip_derived_cl981])).
% 53.31/8.25  thf(zip_derived_cl622, plain,
% 53.31/8.25      (![X0 : $i, X2 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ X2 @ X2) @ 
% 53.31/8.25           (multiply @ (multiply @ X2 @ X0) @ identity))
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ X2 @ (multiply @ (multiply @ X2 @ X2) @ X0)) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl613, zip_derived_cl1, zip_derived_cl9])).
% 53.31/8.25  thf(zip_derived_cl392, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ (multiply @ (multiply @ X1 @ X0) @ identity)) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl19, zip_derived_cl10])).
% 53.31/8.25  thf(zip_derived_cl649, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ X0 @ X0) @ 
% 53.31/8.25           (multiply @ (multiply @ X0 @ X0) @ 
% 53.31/8.25            (multiply @ (multiply @ X0 @ identity) @ identity)))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl622, zip_derived_cl392])).
% 53.31/8.25  thf(zip_derived_cl3900, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ X0 @ X0) @ 
% 53.31/8.25           (multiply @ (multiply @ (multiply @ X0 @ identity) @ identity) @ 
% 53.31/8.25            (multiply @ (multiply @ (multiply @ X0 @ identity) @ identity) @ 
% 53.31/8.25             (multiply @ (multiply @ X0 @ identity) @ identity))))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl3745, zip_derived_cl1, zip_derived_cl1833, 
% 53.31/8.25                 zip_derived_cl649])).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(zip_derived_cl60, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ (multiply @ X0 @ identity))
% 53.31/8.25           = (multiply @ (multiply @ identity @ X0) @ identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl50, zip_derived_cl23])).
% 53.31/8.25  thf(zip_derived_cl68, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ 
% 53.31/8.25           (multiply @ identity @ (multiply @ identity @ (multiply @ X0 @ X1))) @ 
% 53.31/8.25           (multiply @ X1 @ (multiply @ X1 @ X1)))
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ (multiply @ X0 @ identity) @ identity))))),
% 53.31/8.25      inference('demod', [status(thm)], [zip_derived_cl61, zip_derived_cl1])).
% 53.31/8.25  thf(zip_derived_cl3387, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ identity @ (multiply @ (multiply @ identity @ X0) @ X1))) @ 
% 53.31/8.25           (multiply @ X1 @ (multiply @ X1 @ X1)))
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ 
% 53.31/8.25                (multiply @ identity @ (multiply @ X0 @ identity)) @ identity))))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl60, zip_derived_cl68])).
% 53.31/8.25  thf(zip_derived_cl60, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ (multiply @ X0 @ identity))
% 53.31/8.25           = (multiply @ (multiply @ identity @ X0) @ identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl50, zip_derived_cl23])).
% 53.31/8.25  thf(zip_derived_cl53, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ identity @ 
% 53.31/8.25             (multiply @ (multiply @ X0 @ identity) @ identity))))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl36, zip_derived_cl1, zip_derived_cl26])).
% 53.31/8.25  thf(zip_derived_cl3449, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ identity @ (multiply @ (multiply @ identity @ X0) @ X1))) @ 
% 53.31/8.25           (multiply @ X1 @ (multiply @ X1 @ X1))) = (X0))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl3387, zip_derived_cl60, zip_derived_cl53])).
% 53.31/8.25  thf(zip_derived_cl3601, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ identity @ (multiply @ identity @ X0))) @ 
% 53.31/8.25           (multiply @ X0 @ (multiply @ X0 @ X0))) = (identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl1, zip_derived_cl3449])).
% 53.31/8.25  thf(zip_derived_cl0, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i, X2 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ 
% 53.31/8.25             (multiply @ (multiply @ X1 @ X1) @ (multiply @ X0 @ X2))) @ 
% 53.31/8.25            (multiply @ X2 @ (multiply @ X2 @ X2))))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom])).
% 53.31/8.25  thf(zip_derived_cl68, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ 
% 53.31/8.25           (multiply @ identity @ (multiply @ identity @ (multiply @ X0 @ X1))) @ 
% 53.31/8.25           (multiply @ X1 @ (multiply @ X1 @ X1)))
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ (multiply @ X0 @ identity) @ identity))))),
% 53.31/8.25      inference('demod', [status(thm)], [zip_derived_cl61, zip_derived_cl1])).
% 53.31/8.25  thf(zip_derived_cl3322, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ identity @ X0) @ 
% 53.31/8.25           (multiply @ (multiply @ X1 @ (multiply @ X1 @ X1)) @ 
% 53.31/8.25            (multiply @ (multiply @ X1 @ (multiply @ X1 @ X1)) @ 
% 53.31/8.25             (multiply @ X1 @ (multiply @ X1 @ X1)))))
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ 
% 53.31/8.25                (multiply @ 
% 53.31/8.25                 (multiply @ identity @ 
% 53.31/8.25                  (multiply @ (multiply @ identity @ identity) @ 
% 53.31/8.25                   (multiply @ X0 @ X1))) @ 
% 53.31/8.25                 identity) @ 
% 53.31/8.25                identity))))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl68])).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(zip_derived_cl1295, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ identity @ (multiply @ X0 @ identity)))
% 53.31/8.25           = (multiply @ (multiply @ identity @ (multiply @ identity @ X0)) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl597, zip_derived_cl1083])).
% 53.31/8.25  thf(zip_derived_cl1295, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ identity @ (multiply @ X0 @ identity)))
% 53.31/8.25           = (multiply @ (multiply @ identity @ (multiply @ identity @ X0)) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl597, zip_derived_cl1083])).
% 53.31/8.25  thf(zip_derived_cl53, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ identity @ 
% 53.31/8.25             (multiply @ (multiply @ X0 @ identity) @ identity))))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl36, zip_derived_cl1, zip_derived_cl26])).
% 53.31/8.25  thf(zip_derived_cl3405, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ identity @ X0) @ 
% 53.31/8.25           (multiply @ (multiply @ X1 @ (multiply @ X1 @ X1)) @ 
% 53.31/8.25            (multiply @ (multiply @ X1 @ (multiply @ X1 @ X1)) @ 
% 53.31/8.25             (multiply @ X1 @ (multiply @ X1 @ X1)))))
% 53.31/8.25           = (multiply @ identity @ (multiply @ X0 @ X1)))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl3322, zip_derived_cl1, zip_derived_cl1295, 
% 53.31/8.25                 zip_derived_cl1295, zip_derived_cl53])).
% 53.31/8.25  thf(zip_derived_cl8665, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((identity)
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ 
% 53.31/8.25               (multiply @ identity @ 
% 53.31/8.25                (multiply @ identity @ (multiply @ X0 @ (multiply @ X0 @ X0)))) @ 
% 53.31/8.25               X0)))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl3601, zip_derived_cl3405])).
% 53.31/8.25  thf(zip_derived_cl392, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ (multiply @ (multiply @ X1 @ X0) @ identity)) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl19, zip_derived_cl10])).
% 53.31/8.25  thf(zip_derived_cl8753, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ identity @ identity) @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ identity @ (multiply @ identity @ identity)) @ identity))
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ identity @ (multiply @ X0 @ (multiply @ X0 @ X0)))) @ 
% 53.31/8.25              X0))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl8665, zip_derived_cl392])).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(zip_derived_cl8829, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((identity)
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ identity @ (multiply @ X0 @ (multiply @ X0 @ X0)))) @ 
% 53.31/8.25              X0))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl8753, zip_derived_cl1, zip_derived_cl1, 
% 53.31/8.25                 zip_derived_cl1, zip_derived_cl1, zip_derived_cl1])).
% 53.31/8.25  thf(zip_derived_cl3449, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ identity @ (multiply @ (multiply @ identity @ X0) @ X1))) @ 
% 53.31/8.25           (multiply @ X1 @ (multiply @ X1 @ X1))) = (X0))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl3387, zip_derived_cl60, zip_derived_cl53])).
% 53.31/8.25  thf(zip_derived_cl3405, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ identity @ X0) @ 
% 53.31/8.25           (multiply @ (multiply @ X1 @ (multiply @ X1 @ X1)) @ 
% 53.31/8.25            (multiply @ (multiply @ X1 @ (multiply @ X1 @ X1)) @ 
% 53.31/8.25             (multiply @ X1 @ (multiply @ X1 @ X1)))))
% 53.31/8.25           = (multiply @ identity @ (multiply @ X0 @ X1)))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl3322, zip_derived_cl1, zip_derived_cl1295, 
% 53.31/8.25                 zip_derived_cl1295, zip_derived_cl53])).
% 53.31/8.25  thf(zip_derived_cl8666, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((X0)
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ 
% 53.31/8.25               (multiply @ identity @ 
% 53.31/8.25                (multiply @ (multiply @ identity @ X0) @ 
% 53.31/8.25                 (multiply @ X1 @ (multiply @ X1 @ X1)))) @ 
% 53.31/8.25               X1)))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl3449, zip_derived_cl3405])).
% 53.31/8.25  thf(zip_derived_cl392, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ (multiply @ (multiply @ X1 @ X0) @ identity)) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl19, zip_derived_cl10])).
% 53.31/8.25  thf(zip_derived_cl9483, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ identity @ identity) @ 
% 53.31/8.25           (multiply @ (multiply @ identity @ (multiply @ X0 @ identity)) @ 
% 53.31/8.25            identity))
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ (multiply @ identity @ X0) @ 
% 53.31/8.25                (multiply @ X1 @ (multiply @ X1 @ X1)))) @ 
% 53.31/8.25              X1))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl8666, zip_derived_cl392])).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(zip_derived_cl60, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ (multiply @ X0 @ identity))
% 53.31/8.25           = (multiply @ (multiply @ identity @ X0) @ identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl50, zip_derived_cl23])).
% 53.31/8.25  thf(zip_derived_cl9622, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ (multiply @ X0 @ identity) @ identity)))
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ (multiply @ identity @ X0) @ 
% 53.31/8.25                (multiply @ X1 @ (multiply @ X1 @ X1)))) @ 
% 53.31/8.25              X1))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl9483, zip_derived_cl1, zip_derived_cl60])).
% 53.31/8.25  thf(zip_derived_cl9983, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ 
% 53.31/8.25             (multiply @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ (multiply @ X0 @ (multiply @ X0 @ X0)) @ 
% 53.31/8.25                (multiply @ (multiply @ X0 @ (multiply @ X0 @ X0)) @ 
% 53.31/8.25                 (multiply @ X0 @ (multiply @ X0 @ X0))))) @ 
% 53.31/8.25              identity) @ 
% 53.31/8.25             identity)))
% 53.31/8.25           = (multiply @ (multiply @ identity @ identity) @ X0))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl8829, zip_derived_cl9622])).
% 53.31/8.25  thf(zip_derived_cl60, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ (multiply @ X0 @ identity))
% 53.31/8.25           = (multiply @ (multiply @ identity @ X0) @ identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl50, zip_derived_cl23])).
% 53.31/8.25  thf(zip_derived_cl60, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ (multiply @ X0 @ identity))
% 53.31/8.25           = (multiply @ (multiply @ identity @ X0) @ identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl50, zip_derived_cl23])).
% 53.31/8.25  thf(zip_derived_cl53, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ identity @ 
% 53.31/8.25             (multiply @ (multiply @ X0 @ identity) @ identity))))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl36, zip_derived_cl1, zip_derived_cl26])).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(zip_derived_cl10025, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ X0 @ (multiply @ X0 @ X0)) @ 
% 53.31/8.25           (multiply @ (multiply @ X0 @ (multiply @ X0 @ X0)) @ 
% 53.31/8.25            (multiply @ X0 @ (multiply @ X0 @ X0))))
% 53.31/8.25           = (multiply @ identity @ X0))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl9983, zip_derived_cl60, zip_derived_cl60, 
% 53.31/8.25                 zip_derived_cl53, zip_derived_cl1])).
% 53.31/8.25  thf(zip_derived_cl0, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i, X2 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ 
% 53.31/8.25             (multiply @ (multiply @ X1 @ X1) @ (multiply @ X0 @ X2))) @ 
% 53.31/8.25            (multiply @ X2 @ (multiply @ X2 @ X2))))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom])).
% 53.31/8.25  thf(zip_derived_cl10219, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i, X2 : $i]:
% 53.31/8.25         ((multiply @ X2 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X2 @ 
% 53.31/8.25             (multiply @ (multiply @ X2 @ X2) @ 
% 53.31/8.25              (multiply @ X1 @ (multiply @ X0 @ (multiply @ X0 @ X0))))) @ 
% 53.31/8.25            (multiply @ identity @ X0)))
% 53.31/8.25           = (X1))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl10025, zip_derived_cl0])).
% 53.31/8.25  thf(zip_derived_cl12242, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ (multiply @ (multiply @ X1 @ X1) @ X0)) @ 
% 53.31/8.25            (multiply @ identity @ 
% 53.31/8.25             (multiply @ (multiply @ X0 @ identity) @ identity))))
% 53.31/8.25           = (multiply @ X0 @ X0))),
% 53.31/8.25      inference('sup+', [status(thm)],
% 53.31/8.25                [zip_derived_cl3900, zip_derived_cl10219])).
% 53.31/8.25  thf(zip_derived_cl18908, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ 
% 53.31/8.25             (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25              (multiply @ identity @ (multiply @ identity @ X0)))) @ 
% 53.31/8.25            (multiply @ identity @ 
% 53.31/8.25             (multiply @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ identity @ (multiply @ X0 @ identity))) @ 
% 53.31/8.25              identity))))
% 53.31/8.25           = (multiply @ (multiply @ identity @ (multiply @ identity @ X0)) @ 
% 53.31/8.25              (multiply @ identity @ (multiply @ identity @ X0))))),
% 53.31/8.25      inference('sup+', [status(thm)],
% 53.31/8.25                [zip_derived_cl1295, zip_derived_cl12242])).
% 53.31/8.25  thf(zip_derived_cl1295, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ identity @ (multiply @ X0 @ identity)))
% 53.31/8.25           = (multiply @ (multiply @ identity @ (multiply @ identity @ X0)) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl597, zip_derived_cl1083])).
% 53.31/8.25  thf(zip_derived_cl53, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ identity @ 
% 53.31/8.25             (multiply @ (multiply @ X0 @ identity) @ identity))))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl36, zip_derived_cl1, zip_derived_cl26])).
% 53.31/8.25  thf(zip_derived_cl10025, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ X0 @ (multiply @ X0 @ X0)) @ 
% 53.31/8.25           (multiply @ (multiply @ X0 @ (multiply @ X0 @ X0)) @ 
% 53.31/8.25            (multiply @ X0 @ (multiply @ X0 @ X0))))
% 53.31/8.25           = (multiply @ identity @ X0))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl9983, zip_derived_cl60, zip_derived_cl60, 
% 53.31/8.25                 zip_derived_cl53, zip_derived_cl1])).
% 53.31/8.25  thf(zip_derived_cl3405, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ identity @ X0) @ 
% 53.31/8.25           (multiply @ (multiply @ X1 @ (multiply @ X1 @ X1)) @ 
% 53.31/8.25            (multiply @ (multiply @ X1 @ (multiply @ X1 @ X1)) @ 
% 53.31/8.25             (multiply @ X1 @ (multiply @ X1 @ X1)))))
% 53.31/8.25           = (multiply @ identity @ (multiply @ X0 @ X1)))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl3322, zip_derived_cl1, zip_derived_cl1295, 
% 53.31/8.25                 zip_derived_cl1295, zip_derived_cl53])).
% 53.31/8.25  thf(zip_derived_cl10240, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ identity @ X1) @ (multiply @ identity @ X0))
% 53.31/8.25           = (multiply @ identity @ (multiply @ X1 @ X0)))),
% 53.31/8.25      inference('sup+', [status(thm)],
% 53.31/8.25                [zip_derived_cl10025, zip_derived_cl3405])).
% 53.31/8.25  thf(zip_derived_cl10240, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ identity @ X1) @ (multiply @ identity @ X0))
% 53.31/8.25           = (multiply @ identity @ (multiply @ X1 @ X0)))),
% 53.31/8.25      inference('sup+', [status(thm)],
% 53.31/8.25                [zip_derived_cl10025, zip_derived_cl3405])).
% 53.31/8.25  thf(zip_derived_cl19003, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ 
% 53.31/8.25             (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25              (multiply @ identity @ (multiply @ identity @ X0)))) @ 
% 53.31/8.25            X0))
% 53.31/8.25           = (multiply @ identity @ 
% 53.31/8.25              (multiply @ identity @ (multiply @ X0 @ X0))))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl18908, zip_derived_cl1295, zip_derived_cl53, 
% 53.31/8.25                 zip_derived_cl10240, zip_derived_cl10240])).
% 53.31/8.25  thf(zip_derived_cl3449, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ identity @ (multiply @ (multiply @ identity @ X0) @ X1))) @ 
% 53.31/8.25           (multiply @ X1 @ (multiply @ X1 @ X1))) = (X0))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl3387, zip_derived_cl60, zip_derived_cl53])).
% 53.31/8.25  thf(zip_derived_cl20460, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ identity @ 
% 53.31/8.25             (multiply @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ identity @ (multiply @ X0 @ X0))) @ 
% 53.31/8.25              X1))) @ 
% 53.31/8.25           (multiply @ X1 @ (multiply @ X1 @ X1)))
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ (multiply @ identity @ identity) @ 
% 53.31/8.25                (multiply @ identity @ (multiply @ identity @ X0)))) @ 
% 53.31/8.25              X0))),
% 53.31/8.25      inference('sup+', [status(thm)],
% 53.31/8.25                [zip_derived_cl19003, zip_derived_cl3449])).
% 53.31/8.25  thf(zip_derived_cl3449, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ identity @ (multiply @ (multiply @ identity @ X0) @ X1))) @ 
% 53.31/8.25           (multiply @ X1 @ (multiply @ X1 @ X1))) = (X0))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl3387, zip_derived_cl60, zip_derived_cl53])).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(zip_derived_cl20675, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ (multiply @ X0 @ X0))
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ identity @ 
% 53.31/8.25                (multiply @ identity @ (multiply @ identity @ X0)))) @ 
% 53.31/8.25              X0))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl20460, zip_derived_cl3449, zip_derived_cl1])).
% 53.31/8.25  thf(zip_derived_cl20831, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ (multiply @ (multiply @ X0 @ identity) @ identity) @ 
% 53.31/8.25            (multiply @ (multiply @ X0 @ identity) @ identity)))
% 53.31/8.25           = (multiply @ (multiply @ identity @ X0) @ 
% 53.31/8.25              (multiply @ (multiply @ X0 @ identity) @ identity)))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl53, zip_derived_cl20675])).
% 53.31/8.25  thf(zip_derived_cl981, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((X0)
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ X1 @ 
% 53.31/8.25               (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25                (multiply @ (multiply @ X1 @ X0) @ identity))) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl901, zip_derived_cl69, zip_derived_cl53])).
% 53.31/8.25  thf(zip_derived_cl21065, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ (multiply @ X0 @ identity) @ identity) @ 
% 53.31/8.25           (multiply @ (multiply @ X0 @ identity) @ identity))
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ identity @ 
% 53.31/8.25               (multiply @ (multiply @ identity @ identity) @ 
% 53.31/8.25                (multiply @ 
% 53.31/8.25                 (multiply @ (multiply @ identity @ X0) @ 
% 53.31/8.25                  (multiply @ (multiply @ X0 @ identity) @ identity)) @ 
% 53.31/8.25                 identity))) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl20831, zip_derived_cl981])).
% 53.31/8.25  thf(zip_derived_cl1, plain,
% 53.31/8.25      (((multiply @ identity @ identity) = (identity))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom2])).
% 53.31/8.25  thf(zip_derived_cl3900, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ X0 @ X0) @ 
% 53.31/8.25           (multiply @ (multiply @ (multiply @ X0 @ identity) @ identity) @ 
% 53.31/8.25            (multiply @ (multiply @ (multiply @ X0 @ identity) @ identity) @ 
% 53.31/8.25             (multiply @ (multiply @ X0 @ identity) @ identity))))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl3745, zip_derived_cl1, zip_derived_cl1833, 
% 53.31/8.25                 zip_derived_cl649])).
% 53.31/8.25  thf(zip_derived_cl3405, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ identity @ X0) @ 
% 53.31/8.25           (multiply @ (multiply @ X1 @ (multiply @ X1 @ X1)) @ 
% 53.31/8.25            (multiply @ (multiply @ X1 @ (multiply @ X1 @ X1)) @ 
% 53.31/8.25             (multiply @ X1 @ (multiply @ X1 @ X1)))))
% 53.31/8.25           = (multiply @ identity @ (multiply @ X0 @ X1)))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl3322, zip_derived_cl1, zip_derived_cl1295, 
% 53.31/8.25                 zip_derived_cl1295, zip_derived_cl53])).
% 53.31/8.25  thf(zip_derived_cl9, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ identity @ (multiply @ identity @ (multiply @ X0 @ X1))) @ 
% 53.31/8.25            (multiply @ X1 @ (multiply @ X1 @ X1))))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl1, zip_derived_cl0])).
% 53.31/8.25  thf(zip_derived_cl8659, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ 
% 53.31/8.25             (multiply @ identity @ 
% 53.31/8.25              (multiply @ X1 @ (multiply @ X0 @ (multiply @ X0 @ X0)))) @ 
% 53.31/8.25             X0)))
% 53.31/8.25           = (X1))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl3405, zip_derived_cl9])).
% 53.31/8.25  thf(zip_derived_cl9130, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ (multiply @ identity @ X0) @ 
% 53.31/8.25             (multiply @ (multiply @ X0 @ identity) @ identity))))
% 53.31/8.25           = (multiply @ X0 @ X0))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl3900, zip_derived_cl8659])).
% 53.31/8.25  thf(zip_derived_cl1295, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ identity @ (multiply @ X0 @ identity)))
% 53.31/8.25           = (multiply @ (multiply @ identity @ (multiply @ identity @ X0)) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl597, zip_derived_cl1083])).
% 53.31/8.25  thf(zip_derived_cl9278, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ identity @ 
% 53.31/8.25           (multiply @ identity @ 
% 53.31/8.25            (multiply @ 
% 53.31/8.25             (multiply @ (multiply @ identity @ X0) @ 
% 53.31/8.25              (multiply @ (multiply @ X0 @ identity) @ identity)) @ 
% 53.31/8.25             identity)))
% 53.31/8.25           = (multiply @ (multiply @ X0 @ X0) @ identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl9130, zip_derived_cl1295])).
% 53.31/8.25  thf(zip_derived_cl21312, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ (multiply @ X0 @ identity) @ identity) @ 
% 53.31/8.25           (multiply @ (multiply @ X0 @ identity) @ identity))
% 53.31/8.25           = (multiply @ (multiply @ (multiply @ X0 @ X0) @ identity) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl21065, zip_derived_cl1, zip_derived_cl9278])).
% 53.31/8.25  thf(zip_derived_cl3900, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ X0 @ X0) @ 
% 53.31/8.25           (multiply @ (multiply @ (multiply @ X0 @ identity) @ identity) @ 
% 53.31/8.25            (multiply @ (multiply @ (multiply @ X0 @ identity) @ identity) @ 
% 53.31/8.25             (multiply @ (multiply @ X0 @ identity) @ identity))))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl3745, zip_derived_cl1, zip_derived_cl1833, 
% 53.31/8.25                 zip_derived_cl649])).
% 53.31/8.25  thf(zip_derived_cl21836, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ (multiply @ X0 @ X0) @ 
% 53.31/8.25           (multiply @ (multiply @ (multiply @ X0 @ identity) @ identity) @ 
% 53.31/8.25            (multiply @ (multiply @ (multiply @ X0 @ X0) @ identity) @ identity)))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('sup+', [status(thm)],
% 53.31/8.25                [zip_derived_cl21312, zip_derived_cl3900])).
% 53.31/8.25  thf(zip_derived_cl0, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i, X2 : $i]:
% 53.31/8.25         ((multiply @ X1 @ 
% 53.31/8.25           (multiply @ 
% 53.31/8.25            (multiply @ X1 @ 
% 53.31/8.25             (multiply @ (multiply @ X1 @ X1) @ (multiply @ X0 @ X2))) @ 
% 53.31/8.25            (multiply @ X2 @ (multiply @ X2 @ X2))))
% 53.31/8.25           = (X0))),
% 53.31/8.25      inference('cnf', [status(esa)], [single_axiom])).
% 53.31/8.25  thf(zip_derived_cl22231, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ X0 @ 
% 53.31/8.25           (multiply @ (multiply @ X0 @ X0) @ 
% 53.31/8.25            (multiply @ 
% 53.31/8.25             (multiply @ (multiply @ (multiply @ X0 @ X0) @ identity) @ 
% 53.31/8.25              identity) @ 
% 53.31/8.25             (multiply @ 
% 53.31/8.25              (multiply @ (multiply @ (multiply @ X0 @ X0) @ identity) @ 
% 53.31/8.25               identity) @ 
% 53.31/8.25              (multiply @ (multiply @ (multiply @ X0 @ X0) @ identity) @ 
% 53.31/8.25               identity)))))
% 53.31/8.25           = (multiply @ (multiply @ X0 @ identity) @ identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl21836, zip_derived_cl0])).
% 53.31/8.25  thf(zip_derived_cl3404, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ X0 @ 
% 53.31/8.25           (multiply @ (multiply @ (multiply @ X0 @ identity) @ identity) @ 
% 53.31/8.25            (multiply @ (multiply @ (multiply @ X0 @ identity) @ identity) @ 
% 53.31/8.25             (multiply @ (multiply @ X0 @ identity) @ identity))))
% 53.31/8.25           = (identity))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl3321, zip_derived_cl1, zip_derived_cl1, 
% 53.31/8.25                 zip_derived_cl1, zip_derived_cl1])).
% 53.31/8.25  thf(zip_derived_cl22360, plain,
% 53.31/8.25      (![X0 : $i]:
% 53.31/8.25         ((multiply @ X0 @ identity)
% 53.31/8.25           = (multiply @ (multiply @ X0 @ identity) @ identity))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl22231, zip_derived_cl3404])).
% 53.31/8.25  thf(zip_derived_cl22467, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((multiply @ 
% 53.31/8.25           (multiply @ X1 @ 
% 53.31/8.25            (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25             (multiply @ (multiply @ X1 @ X0) @ identity))) @ 
% 53.31/8.25           identity) = (multiply @ X0 @ identity))),
% 53.31/8.25      inference('sup+', [status(thm)], [zip_derived_cl981, zip_derived_cl22360])).
% 53.31/8.25  thf(zip_derived_cl981, plain,
% 53.31/8.25      (![X0 : $i, X1 : $i]:
% 53.31/8.25         ((X0)
% 53.31/8.25           = (multiply @ 
% 53.31/8.25              (multiply @ X1 @ 
% 53.31/8.25               (multiply @ (multiply @ X1 @ X1) @ 
% 53.31/8.25                (multiply @ (multiply @ X1 @ X0) @ identity))) @ 
% 53.31/8.25              identity))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl901, zip_derived_cl69, zip_derived_cl53])).
% 53.31/8.25  thf(zip_derived_cl22505, plain,
% 53.31/8.25      (![X0 : $i]: ((X0) = (multiply @ X0 @ identity))),
% 53.31/8.25      inference('demod', [status(thm)],
% 53.31/8.25                [zip_derived_cl22467, zip_derived_cl981])).
% 53.31/8.25  thf(zip_derived_cl22594, plain, (((a) != (a))),
% 53.31/8.25      inference('demod', [status(thm)], [zip_derived_cl2, zip_derived_cl22505])).
% 53.31/8.25  thf(zip_derived_cl22595, plain, ($false),
% 53.31/8.25      inference('simplify', [status(thm)], [zip_derived_cl22594])).
% 53.31/8.25  
% 53.31/8.25  % SZS output end Refutation
% 53.31/8.25  
% 53.31/8.25  
% 53.31/8.25  % Terminating...
% 54.20/8.36  % Runner terminated.
% 54.20/8.38  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------