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Zipperpin---2.1.9999.UNS-Ref.s

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%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : GRP184-4 : TPTP v9.2.0. Bugfixed v1.2.1.
% Transfm  : none
% Format   : tptp:raw
% Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.3VNUJwzq5Y true

% Computer : n019.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 Oct  2 04:35:57 PM UTC 2025

% Result   : Unsatisfiable 36.94s 5.85s
% Output   : Refutation 36.94s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.13  % Problem  : GRP184-4 : TPTP v9.2.0. Bugfixed v1.2.1.
% 0.11/0.14  % Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.3VNUJwzq5Y true
% 0.14/0.35  % Computer : n019.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit : 300
% 0.14/0.35  % WCLimit  : 300
% 0.14/0.35  % DateTime : Wed Oct  1 14:17:08 EDT 2025
% 0.14/0.36  % CPUTime  : 
% 0.14/0.36  % Running portfolio for 300 s
% 0.14/0.36  % File         : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.14/0.36  % Number of cores: 8
% 0.14/0.36  % Python version: Python 3.6.8
% 0.14/0.36  % Running in FO mode
% 0.50/0.60  % Total configuration time : 435
% 0.50/0.60  % Estimated wc time : 1092
% 0.50/0.60  % Estimated cpu time (7 cpus) : 156.0
% 0.53/0.70  % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.53/0.70  % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.53/0.71  % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.53/0.72  % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.53/0.73  % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.53/0.74  % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.53/0.75  % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 36.94/5.85  % Solved by fo/fo7.sh.
% 36.94/5.85  % done 2269 iterations in 5.097s
% 36.94/5.85  % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 36.94/5.85  % SZS output start Refutation
% 36.94/5.85  thf(a_type, type, a: $i).
% 36.94/5.85  thf(least_upper_bound_type, type, least_upper_bound: $i > $i > $i).
% 36.94/5.85  thf(identity_type, type, identity: $i).
% 36.94/5.85  thf(multiply_type, type, multiply: $i > $i > $i).
% 36.94/5.85  thf(greatest_lower_bound_type, type, greatest_lower_bound: $i > $i > $i).
% 36.94/5.85  thf(inverse_type, type, inverse: $i > $i).
% 36.94/5.85  thf(prove_p21x, conjecture,
% 36.94/5.85    (( multiply @
% 36.94/5.85       ( least_upper_bound @ a @ identity ) @ 
% 36.94/5.85       ( inverse @ ( greatest_lower_bound @ a @ identity ) ) ) =
% 36.94/5.85     ( multiply @
% 36.94/5.85       ( inverse @ ( greatest_lower_bound @ a @ identity ) ) @ 
% 36.94/5.85       ( least_upper_bound @ a @ identity ) ))).
% 36.94/5.85  thf(zf_stmt_0, negated_conjecture,
% 36.94/5.85    (( multiply @
% 36.94/5.85       ( least_upper_bound @ a @ identity ) @ 
% 36.94/5.85       ( inverse @ ( greatest_lower_bound @ a @ identity ) ) ) !=
% 36.94/5.85     ( multiply @
% 36.94/5.85       ( inverse @ ( greatest_lower_bound @ a @ identity ) ) @ 
% 36.94/5.85       ( least_upper_bound @ a @ identity ) )),
% 36.94/5.85    inference('cnf.neg', [status(esa)], [prove_p21x])).
% 36.94/5.85  thf(zip_derived_cl20, plain,
% 36.94/5.85      (((multiply @ (least_upper_bound @ a @ identity) @ 
% 36.94/5.85         (inverse @ (greatest_lower_bound @ a @ identity)))
% 36.94/5.85         != (multiply @ (inverse @ (greatest_lower_bound @ a @ identity)) @ 
% 36.94/5.85             (least_upper_bound @ a @ identity)))),
% 36.94/5.85      inference('cnf', [status(esa)], [zf_stmt_0])).
% 36.94/5.85  thf(symmetry_of_glb, axiom,
% 36.94/5.85    (( greatest_lower_bound @ X @ Y ) = ( greatest_lower_bound @ Y @ X ))).
% 36.94/5.85  thf(zip_derived_cl3, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((greatest_lower_bound @ X1 @ X0) = (greatest_lower_bound @ X0 @ X1))),
% 36.94/5.85      inference('cnf', [status(esa)], [symmetry_of_glb])).
% 36.94/5.85  thf(zip_derived_cl3, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((greatest_lower_bound @ X1 @ X0) = (greatest_lower_bound @ X0 @ X1))),
% 36.94/5.85      inference('cnf', [status(esa)], [symmetry_of_glb])).
% 36.94/5.85  thf(zip_derived_cl30, plain,
% 36.94/5.85      (((multiply @ (least_upper_bound @ a @ identity) @ 
% 36.94/5.85         (inverse @ (greatest_lower_bound @ identity @ a)))
% 36.94/5.85         != (multiply @ (inverse @ (greatest_lower_bound @ identity @ a)) @ 
% 36.94/5.85             (least_upper_bound @ a @ identity)))),
% 36.94/5.85      inference('demod', [status(thm)],
% 36.94/5.85                [zip_derived_cl20, zip_derived_cl3, zip_derived_cl3])).
% 36.94/5.85  thf(symmetry_of_lub, axiom,
% 36.94/5.85    (( least_upper_bound @ X @ Y ) = ( least_upper_bound @ Y @ X ))).
% 36.94/5.85  thf(zip_derived_cl4, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((least_upper_bound @ X1 @ X0) = (least_upper_bound @ X0 @ X1))),
% 36.94/5.85      inference('cnf', [status(esa)], [symmetry_of_lub])).
% 36.94/5.85  thf(zip_derived_cl4, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((least_upper_bound @ X1 @ X0) = (least_upper_bound @ X0 @ X1))),
% 36.94/5.85      inference('cnf', [status(esa)], [symmetry_of_lub])).
% 36.94/5.85  thf(zip_derived_cl35, plain,
% 36.94/5.85      (((multiply @ (least_upper_bound @ identity @ a) @ 
% 36.94/5.85         (inverse @ (greatest_lower_bound @ identity @ a)))
% 36.94/5.85         != (multiply @ (inverse @ (greatest_lower_bound @ identity @ a)) @ 
% 36.94/5.85             (least_upper_bound @ identity @ a)))),
% 36.94/5.85      inference('demod', [status(thm)],
% 36.94/5.85                [zip_derived_cl30, zip_derived_cl4, zip_derived_cl4])).
% 36.94/5.85  thf(p21x_2, axiom, (( inverse @ ( inverse @ X ) ) = ( X ))).
% 36.94/5.85  thf(zip_derived_cl16, plain,
% 36.94/5.85      (![X0 : $i]: ((inverse @ (inverse @ X0)) = (X0))),
% 36.94/5.85      inference('cnf', [status(esa)], [p21x_2])).
% 36.94/5.85  thf(p21x_1, axiom, (( inverse @ identity ) = ( identity ))).
% 36.94/5.85  thf(zip_derived_cl15, plain, (((inverse @ identity) = (identity))),
% 36.94/5.85      inference('cnf', [status(esa)], [p21x_1])).
% 36.94/5.85  thf(p21x_4, axiom,
% 36.94/5.85    (( inverse @ ( greatest_lower_bound @ X @ Y ) ) =
% 36.94/5.85     ( least_upper_bound @ ( inverse @ X ) @ ( inverse @ Y ) ))).
% 36.94/5.85  thf(zip_derived_cl18, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((inverse @ (greatest_lower_bound @ X0 @ X1))
% 36.94/5.85           = (least_upper_bound @ (inverse @ X0) @ (inverse @ X1)))),
% 36.94/5.85      inference('cnf', [status(esa)], [p21x_4])).
% 36.94/5.85  thf(zip_derived_cl82, plain,
% 36.94/5.85      (![X0 : $i]:
% 36.94/5.85         ((inverse @ (greatest_lower_bound @ X0 @ identity))
% 36.94/5.85           = (least_upper_bound @ (inverse @ X0) @ identity))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl15, zip_derived_cl18])).
% 36.94/5.85  thf(zip_derived_cl94, plain,
% 36.94/5.85      (![X0 : $i]:
% 36.94/5.85         ((inverse @ (greatest_lower_bound @ (inverse @ X0) @ identity))
% 36.94/5.85           = (least_upper_bound @ X0 @ identity))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl16, zip_derived_cl82])).
% 36.94/5.85  thf(zip_derived_cl3, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((greatest_lower_bound @ X1 @ X0) = (greatest_lower_bound @ X0 @ X1))),
% 36.94/5.85      inference('cnf', [status(esa)], [symmetry_of_glb])).
% 36.94/5.85  thf(zip_derived_cl96, plain,
% 36.94/5.85      (![X0 : $i]:
% 36.94/5.85         ((inverse @ (greatest_lower_bound @ identity @ (inverse @ X0)))
% 36.94/5.85           = (least_upper_bound @ X0 @ identity))),
% 36.94/5.85      inference('demod', [status(thm)], [zip_derived_cl94, zip_derived_cl3])).
% 36.94/5.85  thf(zip_derived_cl4, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((least_upper_bound @ X1 @ X0) = (least_upper_bound @ X0 @ X1))),
% 36.94/5.85      inference('cnf', [status(esa)], [symmetry_of_lub])).
% 36.94/5.85  thf(zip_derived_cl97, plain,
% 36.94/5.85      (![X0 : $i]:
% 36.94/5.85         ((least_upper_bound @ identity @ X0)
% 36.94/5.85           = (inverse @ (greatest_lower_bound @ identity @ (inverse @ X0))))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl96, zip_derived_cl4])).
% 36.94/5.85  thf(zip_derived_cl97, plain,
% 36.94/5.85      (![X0 : $i]:
% 36.94/5.85         ((least_upper_bound @ identity @ X0)
% 36.94/5.85           = (inverse @ (greatest_lower_bound @ identity @ (inverse @ X0))))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl96, zip_derived_cl4])).
% 36.94/5.85  thf(zip_derived_cl105, plain,
% 36.94/5.85      (((multiply @ 
% 36.94/5.85         (inverse @ (greatest_lower_bound @ identity @ (inverse @ a))) @ 
% 36.94/5.85         (inverse @ (greatest_lower_bound @ identity @ a)))
% 36.94/5.85         != (multiply @ (inverse @ (greatest_lower_bound @ identity @ a)) @ 
% 36.94/5.85             (inverse @ (greatest_lower_bound @ identity @ (inverse @ a)))))),
% 36.94/5.85      inference('demod', [status(thm)],
% 36.94/5.85                [zip_derived_cl35, zip_derived_cl97, zip_derived_cl97])).
% 36.94/5.85  thf(zip_derived_cl16, plain,
% 36.94/5.85      (![X0 : $i]: ((inverse @ (inverse @ X0)) = (X0))),
% 36.94/5.85      inference('cnf', [status(esa)], [p21x_2])).
% 36.94/5.85  thf(left_inverse, axiom, (( multiply @ ( inverse @ X ) @ X ) = ( identity ))).
% 36.94/5.85  thf(zip_derived_cl1, plain,
% 36.94/5.85      (![X0 : $i]: ((multiply @ (inverse @ X0) @ X0) = (identity))),
% 36.94/5.85      inference('cnf', [status(esa)], [left_inverse])).
% 36.94/5.85  thf(zip_derived_cl25, plain,
% 36.94/5.85      (![X0 : $i]: ((multiply @ X0 @ (inverse @ X0)) = (identity))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl16, zip_derived_cl1])).
% 36.94/5.85  thf(zip_derived_cl16, plain,
% 36.94/5.85      (![X0 : $i]: ((inverse @ (inverse @ X0)) = (X0))),
% 36.94/5.85      inference('cnf', [status(esa)], [p21x_2])).
% 36.94/5.85  thf(left_identity, axiom, (( multiply @ identity @ X ) = ( X ))).
% 36.94/5.85  thf(zip_derived_cl0, plain,
% 36.94/5.85      (![X0 : $i]: ((multiply @ identity @ X0) = (X0))),
% 36.94/5.85      inference('cnf', [status(esa)], [left_identity])).
% 36.94/5.85  thf(p21x_3, axiom,
% 36.94/5.85    (( inverse @ ( multiply @ X @ Y ) ) =
% 36.94/5.85     ( multiply @ ( inverse @ Y ) @ ( inverse @ X ) ))).
% 36.94/5.85  thf(zip_derived_cl17, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((inverse @ (multiply @ X1 @ X0))
% 36.94/5.85           = (multiply @ (inverse @ X0) @ (inverse @ X1)))),
% 36.94/5.85      inference('cnf', [status(esa)], [p21x_3])).
% 36.94/5.85  thf(zip_derived_cl59, plain,
% 36.94/5.85      (![X0 : $i]:
% 36.94/5.85         ((inverse @ X0) = (multiply @ (inverse @ X0) @ (inverse @ identity)))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl17])).
% 36.94/5.85  thf(zip_derived_cl15, plain, (((inverse @ identity) = (identity))),
% 36.94/5.85      inference('cnf', [status(esa)], [p21x_1])).
% 36.94/5.85  thf(zip_derived_cl62, plain,
% 36.94/5.85      (![X0 : $i]: ((inverse @ X0) = (multiply @ (inverse @ X0) @ identity))),
% 36.94/5.85      inference('demod', [status(thm)], [zip_derived_cl59, zip_derived_cl15])).
% 36.94/5.85  thf(zip_derived_cl68, plain,
% 36.94/5.85      (![X0 : $i]: ((inverse @ (inverse @ X0)) = (multiply @ X0 @ identity))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl16, zip_derived_cl62])).
% 36.94/5.85  thf(zip_derived_cl16, plain,
% 36.94/5.85      (![X0 : $i]: ((inverse @ (inverse @ X0)) = (X0))),
% 36.94/5.85      inference('cnf', [status(esa)], [p21x_2])).
% 36.94/5.85  thf(zip_derived_cl71, plain,
% 36.94/5.85      (![X0 : $i]: ((X0) = (multiply @ X0 @ identity))),
% 36.94/5.85      inference('demod', [status(thm)], [zip_derived_cl68, zip_derived_cl16])).
% 36.94/5.85  thf(monotony_lub1, axiom,
% 36.94/5.85    (( multiply @ X @ ( least_upper_bound @ Y @ Z ) ) =
% 36.94/5.85     ( least_upper_bound @ ( multiply @ X @ Y ) @ ( multiply @ X @ Z ) ))).
% 36.94/5.85  thf(zip_derived_cl11, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 36.94/5.85         ((multiply @ X0 @ (least_upper_bound @ X1 @ X2))
% 36.94/5.85           = (least_upper_bound @ (multiply @ X0 @ X1) @ (multiply @ X0 @ X2)))),
% 36.94/5.85      inference('cnf', [status(esa)], [monotony_lub1])).
% 36.94/5.85  thf(p21x_5, axiom,
% 36.94/5.85    (( inverse @ ( least_upper_bound @ X @ Y ) ) =
% 36.94/5.85     ( greatest_lower_bound @ ( inverse @ X ) @ ( inverse @ Y ) ))).
% 36.94/5.85  thf(zip_derived_cl19, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((inverse @ (least_upper_bound @ X0 @ X1))
% 36.94/5.85           = (greatest_lower_bound @ (inverse @ X0) @ (inverse @ X1)))),
% 36.94/5.85      inference('cnf', [status(esa)], [p21x_5])).
% 36.94/5.85  thf(zip_derived_cl16, plain,
% 36.94/5.85      (![X0 : $i]: ((inverse @ (inverse @ X0)) = (X0))),
% 36.94/5.85      inference('cnf', [status(esa)], [p21x_2])).
% 36.94/5.85  thf(zip_derived_cl301, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((inverse @ (greatest_lower_bound @ (inverse @ X1) @ (inverse @ X0)))
% 36.94/5.85           = (least_upper_bound @ X1 @ X0))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl19, zip_derived_cl16])).
% 36.94/5.85  thf(zip_derived_cl2884, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 36.94/5.85         ((multiply @ X0 @ 
% 36.94/5.85           (inverse @ (greatest_lower_bound @ (inverse @ X1) @ (inverse @ X2))))
% 36.94/5.85           = (least_upper_bound @ (multiply @ X0 @ X1) @ (multiply @ X0 @ X2)))),
% 36.94/5.85      inference('demod', [status(thm)], [zip_derived_cl11, zip_derived_cl301])).
% 36.94/5.85  thf(zip_derived_cl2888, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((multiply @ X0 @ 
% 36.94/5.85           (inverse @ 
% 36.94/5.85            (greatest_lower_bound @ (inverse @ X1) @ (inverse @ identity))))
% 36.94/5.85           = (least_upper_bound @ (multiply @ X0 @ X1) @ X0))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl71, zip_derived_cl2884])).
% 36.94/5.85  thf(zip_derived_cl15, plain, (((inverse @ identity) = (identity))),
% 36.94/5.85      inference('cnf', [status(esa)], [p21x_1])).
% 36.94/5.85  thf(zip_derived_cl3, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((greatest_lower_bound @ X1 @ X0) = (greatest_lower_bound @ X0 @ X1))),
% 36.94/5.85      inference('cnf', [status(esa)], [symmetry_of_glb])).
% 36.94/5.85  thf(zip_derived_cl3, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((greatest_lower_bound @ X1 @ X0) = (greatest_lower_bound @ X0 @ X1))),
% 36.94/5.85      inference('cnf', [status(esa)], [symmetry_of_glb])).
% 36.94/5.85  thf(lub_absorbtion, axiom,
% 36.94/5.85    (( least_upper_bound @ X @ ( greatest_lower_bound @ X @ Y ) ) = ( X ))).
% 36.94/5.85  thf(zip_derived_cl9, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((least_upper_bound @ X0 @ (greatest_lower_bound @ X0 @ X1)) = (X0))),
% 36.94/5.85      inference('cnf', [status(esa)], [lub_absorbtion])).
% 36.94/5.85  thf(zip_derived_cl31, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((least_upper_bound @ X0 @ (greatest_lower_bound @ X1 @ X0)) = (X0))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl3, zip_derived_cl9])).
% 36.94/5.85  thf(zip_derived_cl4, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((least_upper_bound @ X1 @ X0) = (least_upper_bound @ X0 @ X1))),
% 36.94/5.85      inference('cnf', [status(esa)], [symmetry_of_lub])).
% 36.94/5.85  thf(glb_absorbtion, axiom,
% 36.94/5.85    (( greatest_lower_bound @ X @ ( least_upper_bound @ X @ Y ) ) = ( X ))).
% 36.94/5.85  thf(zip_derived_cl10, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((greatest_lower_bound @ X0 @ (least_upper_bound @ X0 @ X1)) = (X0))),
% 36.94/5.85      inference('cnf', [status(esa)], [glb_absorbtion])).
% 36.94/5.85  thf(zip_derived_cl39, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((greatest_lower_bound @ X0 @ (least_upper_bound @ X1 @ X0)) = (X0))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl4, zip_derived_cl10])).
% 36.94/5.85  thf(zip_derived_cl54, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((greatest_lower_bound @ (greatest_lower_bound @ X1 @ X0) @ X0)
% 36.94/5.85           = (greatest_lower_bound @ X1 @ X0))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl31, zip_derived_cl39])).
% 36.94/5.85  thf(zip_derived_cl3, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((greatest_lower_bound @ X1 @ X0) = (greatest_lower_bound @ X0 @ X1))),
% 36.94/5.85      inference('cnf', [status(esa)], [symmetry_of_glb])).
% 36.94/5.85  thf(zip_derived_cl198, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((greatest_lower_bound @ X0 @ (greatest_lower_bound @ X1 @ X0))
% 36.94/5.85           = (greatest_lower_bound @ X1 @ X0))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl54, zip_derived_cl3])).
% 36.94/5.85  thf(zip_derived_cl433, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((greatest_lower_bound @ X1 @ (greatest_lower_bound @ X1 @ X0))
% 36.94/5.85           = (greatest_lower_bound @ X0 @ X1))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl3, zip_derived_cl198])).
% 36.94/5.85  thf(zip_derived_cl82, plain,
% 36.94/5.85      (![X0 : $i]:
% 36.94/5.85         ((inverse @ (greatest_lower_bound @ X0 @ identity))
% 36.94/5.85           = (least_upper_bound @ (inverse @ X0) @ identity))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl15, zip_derived_cl18])).
% 36.94/5.85  thf(zip_derived_cl4, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((least_upper_bound @ X1 @ X0) = (least_upper_bound @ X0 @ X1))),
% 36.94/5.85      inference('cnf', [status(esa)], [symmetry_of_lub])).
% 36.94/5.85  thf(zip_derived_cl88, plain,
% 36.94/5.85      (![X0 : $i]:
% 36.94/5.85         ((least_upper_bound @ identity @ (inverse @ X0))
% 36.94/5.85           = (inverse @ (greatest_lower_bound @ X0 @ identity)))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl82, zip_derived_cl4])).
% 36.94/5.85  thf(zip_derived_cl19, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((inverse @ (least_upper_bound @ X0 @ X1))
% 36.94/5.85           = (greatest_lower_bound @ (inverse @ X0) @ (inverse @ X1)))),
% 36.94/5.85      inference('cnf', [status(esa)], [p21x_5])).
% 36.94/5.85  thf(zip_derived_cl317, plain,
% 36.94/5.85      (![X0 : $i]:
% 36.94/5.85         ((inverse @ (inverse @ (greatest_lower_bound @ X0 @ identity)))
% 36.94/5.85           = (greatest_lower_bound @ (inverse @ identity) @ 
% 36.94/5.85              (inverse @ (inverse @ X0))))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl88, zip_derived_cl19])).
% 36.94/5.85  thf(zip_derived_cl15, plain, (((inverse @ identity) = (identity))),
% 36.94/5.85      inference('cnf', [status(esa)], [p21x_1])).
% 36.94/5.85  thf(zip_derived_cl16, plain,
% 36.94/5.85      (![X0 : $i]: ((inverse @ (inverse @ X0)) = (X0))),
% 36.94/5.85      inference('cnf', [status(esa)], [p21x_2])).
% 36.94/5.85  thf(zip_derived_cl326, plain,
% 36.94/5.85      (![X0 : $i]:
% 36.94/5.85         ((inverse @ (inverse @ (greatest_lower_bound @ X0 @ identity)))
% 36.94/5.85           = (greatest_lower_bound @ identity @ X0))),
% 36.94/5.85      inference('demod', [status(thm)],
% 36.94/5.85                [zip_derived_cl317, zip_derived_cl15, zip_derived_cl16])).
% 36.94/5.85  thf(zip_derived_cl25, plain,
% 36.94/5.85      (![X0 : $i]: ((multiply @ X0 @ (inverse @ X0)) = (identity))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl16, zip_derived_cl1])).
% 36.94/5.85  thf(zip_derived_cl469, plain,
% 36.94/5.85      (![X0 : $i]:
% 36.94/5.85         ((multiply @ (inverse @ (greatest_lower_bound @ X0 @ identity)) @ 
% 36.94/5.85           (greatest_lower_bound @ identity @ X0)) = (identity))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl326, zip_derived_cl25])).
% 36.94/5.85  thf(zip_derived_cl1347, plain,
% 36.94/5.85      (![X0 : $i]:
% 36.94/5.85         ((multiply @ 
% 36.94/5.85           (inverse @ 
% 36.94/5.85            (greatest_lower_bound @ (greatest_lower_bound @ identity @ X0) @ 
% 36.94/5.85             identity)) @ 
% 36.94/5.85           (greatest_lower_bound @ X0 @ identity)) = (identity))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl433, zip_derived_cl469])).
% 36.94/5.85  thf(zip_derived_cl9, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((least_upper_bound @ X0 @ (greatest_lower_bound @ X0 @ X1)) = (X0))),
% 36.94/5.85      inference('cnf', [status(esa)], [lub_absorbtion])).
% 36.94/5.85  thf(zip_derived_cl39, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((greatest_lower_bound @ X0 @ (least_upper_bound @ X1 @ X0)) = (X0))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl4, zip_derived_cl10])).
% 36.94/5.85  thf(zip_derived_cl53, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((greatest_lower_bound @ (greatest_lower_bound @ X0 @ X1) @ X0)
% 36.94/5.85           = (greatest_lower_bound @ X0 @ X1))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl9, zip_derived_cl39])).
% 36.94/5.85  thf(zip_derived_cl1369, plain,
% 36.94/5.85      (![X0 : $i]:
% 36.94/5.85         ((multiply @ (inverse @ (greatest_lower_bound @ identity @ X0)) @ 
% 36.94/5.85           (greatest_lower_bound @ X0 @ identity)) = (identity))),
% 36.94/5.85      inference('demod', [status(thm)], [zip_derived_cl1347, zip_derived_cl53])).
% 36.94/5.85  thf(zip_derived_cl25, plain,
% 36.94/5.85      (![X0 : $i]: ((multiply @ X0 @ (inverse @ X0)) = (identity))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl16, zip_derived_cl1])).
% 36.94/5.85  thf(associativity, axiom,
% 36.94/5.85    (( multiply @ ( multiply @ X @ Y ) @ Z ) =
% 36.94/5.85     ( multiply @ X @ ( multiply @ Y @ Z ) ))).
% 36.94/5.85  thf(zip_derived_cl2, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 36.94/5.85         ((multiply @ (multiply @ X0 @ X1) @ X2)
% 36.94/5.85           = (multiply @ X0 @ (multiply @ X1 @ X2)))),
% 36.94/5.85      inference('cnf', [status(esa)], [associativity])).
% 36.94/5.85  thf(zip_derived_cl604, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((multiply @ identity @ X0)
% 36.94/5.85           = (multiply @ X1 @ (multiply @ (inverse @ X1) @ X0)))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl25, zip_derived_cl2])).
% 36.94/5.85  thf(zip_derived_cl0, plain,
% 36.94/5.85      (![X0 : $i]: ((multiply @ identity @ X0) = (X0))),
% 36.94/5.85      inference('cnf', [status(esa)], [left_identity])).
% 36.94/5.85  thf(zip_derived_cl611, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((X0) = (multiply @ X1 @ (multiply @ (inverse @ X1) @ X0)))),
% 36.94/5.85      inference('demod', [status(thm)], [zip_derived_cl604, zip_derived_cl0])).
% 36.94/5.85  thf(zip_derived_cl2412, plain,
% 36.94/5.85      (![X0 : $i]:
% 36.94/5.85         ((greatest_lower_bound @ X0 @ identity)
% 36.94/5.85           = (multiply @ (greatest_lower_bound @ identity @ X0) @ identity))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl1369, zip_derived_cl611])).
% 36.94/5.85  thf(zip_derived_cl71, plain,
% 36.94/5.85      (![X0 : $i]: ((X0) = (multiply @ X0 @ identity))),
% 36.94/5.85      inference('demod', [status(thm)], [zip_derived_cl68, zip_derived_cl16])).
% 36.94/5.85  thf(zip_derived_cl2916, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((multiply @ X0 @ 
% 36.94/5.85           (inverse @ (greatest_lower_bound @ identity @ (inverse @ X1))))
% 36.94/5.85           = (least_upper_bound @ (multiply @ X0 @ X1) @ X0))),
% 36.94/5.85      inference('demod', [status(thm)],
% 36.94/5.85                [zip_derived_cl2888, zip_derived_cl15, zip_derived_cl2412, 
% 36.94/5.85                 zip_derived_cl71])).
% 36.94/5.85  thf(zip_derived_cl4628, plain,
% 36.94/5.85      (![X0 : $i]:
% 36.94/5.85         ((multiply @ X0 @ 
% 36.94/5.85           (inverse @ 
% 36.94/5.85            (greatest_lower_bound @ identity @ (inverse @ (inverse @ X0)))))
% 36.94/5.85           = (least_upper_bound @ identity @ X0))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl25, zip_derived_cl2916])).
% 36.94/5.85  thf(zip_derived_cl16, plain,
% 36.94/5.85      (![X0 : $i]: ((inverse @ (inverse @ X0)) = (X0))),
% 36.94/5.85      inference('cnf', [status(esa)], [p21x_2])).
% 36.94/5.85  thf(zip_derived_cl97, plain,
% 36.94/5.85      (![X0 : $i]:
% 36.94/5.85         ((least_upper_bound @ identity @ X0)
% 36.94/5.85           = (inverse @ (greatest_lower_bound @ identity @ (inverse @ X0))))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl96, zip_derived_cl4])).
% 36.94/5.85  thf(zip_derived_cl4644, plain,
% 36.94/5.85      (![X0 : $i]:
% 36.94/5.85         ((multiply @ X0 @ (inverse @ (greatest_lower_bound @ identity @ X0)))
% 36.94/5.85           = (inverse @ (greatest_lower_bound @ identity @ (inverse @ X0))))),
% 36.94/5.85      inference('demod', [status(thm)],
% 36.94/5.85                [zip_derived_cl4628, zip_derived_cl16, zip_derived_cl97])).
% 36.94/5.85  thf(zip_derived_cl2, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 36.94/5.85         ((multiply @ (multiply @ X0 @ X1) @ X2)
% 36.94/5.85           = (multiply @ X0 @ (multiply @ X1 @ X2)))),
% 36.94/5.85      inference('cnf', [status(esa)], [associativity])).
% 36.94/5.85  thf(zip_derived_cl4644, plain,
% 36.94/5.85      (![X0 : $i]:
% 36.94/5.85         ((multiply @ X0 @ (inverse @ (greatest_lower_bound @ identity @ X0)))
% 36.94/5.85           = (inverse @ (greatest_lower_bound @ identity @ (inverse @ X0))))),
% 36.94/5.85      inference('demod', [status(thm)],
% 36.94/5.85                [zip_derived_cl4628, zip_derived_cl16, zip_derived_cl97])).
% 36.94/5.85  thf(zip_derived_cl5480, plain,
% 36.94/5.85      (((multiply @ a @ 
% 36.94/5.85         (multiply @ (inverse @ (greatest_lower_bound @ identity @ a)) @ 
% 36.94/5.85          (inverse @ (greatest_lower_bound @ identity @ a))))
% 36.94/5.85         != (multiply @ (inverse @ (greatest_lower_bound @ identity @ a)) @ 
% 36.94/5.85             (multiply @ a @ (inverse @ (greatest_lower_bound @ identity @ a)))))),
% 36.94/5.85      inference('demod', [status(thm)],
% 36.94/5.85                [zip_derived_cl105, zip_derived_cl4644, zip_derived_cl2, 
% 36.94/5.85                 zip_derived_cl4644])).
% 36.94/5.85  thf(zip_derived_cl1, plain,
% 36.94/5.85      (![X0 : $i]: ((multiply @ (inverse @ X0) @ X0) = (identity))),
% 36.94/5.85      inference('cnf', [status(esa)], [left_inverse])).
% 36.94/5.85  thf(zip_derived_cl2, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 36.94/5.85         ((multiply @ (multiply @ X0 @ X1) @ X2)
% 36.94/5.85           = (multiply @ X0 @ (multiply @ X1 @ X2)))),
% 36.94/5.85      inference('cnf', [status(esa)], [associativity])).
% 36.94/5.85  thf(zip_derived_cl607, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((multiply @ identity @ X0)
% 36.94/5.85           = (multiply @ (inverse @ X1) @ (multiply @ X1 @ X0)))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl1, zip_derived_cl2])).
% 36.94/5.85  thf(zip_derived_cl0, plain,
% 36.94/5.85      (![X0 : $i]: ((multiply @ identity @ X0) = (X0))),
% 36.94/5.85      inference('cnf', [status(esa)], [left_identity])).
% 36.94/5.85  thf(zip_derived_cl613, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((X0) = (multiply @ (inverse @ X1) @ (multiply @ X1 @ X0)))),
% 36.94/5.85      inference('demod', [status(thm)], [zip_derived_cl607, zip_derived_cl0])).
% 36.94/5.85  thf(zip_derived_cl0, plain,
% 36.94/5.85      (![X0 : $i]: ((multiply @ identity @ X0) = (X0))),
% 36.94/5.85      inference('cnf', [status(esa)], [left_identity])).
% 36.94/5.85  thf(monotony_lub2, axiom,
% 36.94/5.85    (( multiply @ ( least_upper_bound @ Y @ Z ) @ X ) =
% 36.94/5.85     ( least_upper_bound @ ( multiply @ Y @ X ) @ ( multiply @ Z @ X ) ))).
% 36.94/5.85  thf(zip_derived_cl13, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 36.94/5.85         ((multiply @ (least_upper_bound @ X0 @ X2) @ X1)
% 36.94/5.85           = (least_upper_bound @ (multiply @ X0 @ X1) @ (multiply @ X2 @ X1)))),
% 36.94/5.85      inference('cnf', [status(esa)], [monotony_lub2])).
% 36.94/5.85  thf(zip_derived_cl611, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((X0) = (multiply @ X1 @ (multiply @ (inverse @ X1) @ X0)))),
% 36.94/5.85      inference('demod', [status(thm)], [zip_derived_cl604, zip_derived_cl0])).
% 36.94/5.85  thf(zip_derived_cl2916, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((multiply @ X0 @ 
% 36.94/5.85           (inverse @ (greatest_lower_bound @ identity @ (inverse @ X1))))
% 36.94/5.85           = (least_upper_bound @ (multiply @ X0 @ X1) @ X0))),
% 36.94/5.85      inference('demod', [status(thm)],
% 36.94/5.85                [zip_derived_cl2888, zip_derived_cl15, zip_derived_cl2412, 
% 36.94/5.85                 zip_derived_cl71])).
% 36.94/5.85  thf(zip_derived_cl4626, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((multiply @ X1 @ 
% 36.94/5.85           (inverse @ 
% 36.94/5.85            (greatest_lower_bound @ identity @ 
% 36.94/5.85             (inverse @ (multiply @ (inverse @ X1) @ X0)))))
% 36.94/5.85           = (least_upper_bound @ X0 @ X1))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl611, zip_derived_cl2916])).
% 36.94/5.85  thf(zip_derived_cl16, plain,
% 36.94/5.85      (![X0 : $i]: ((inverse @ (inverse @ X0)) = (X0))),
% 36.94/5.85      inference('cnf', [status(esa)], [p21x_2])).
% 36.94/5.85  thf(zip_derived_cl17, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((inverse @ (multiply @ X1 @ X0))
% 36.94/5.85           = (multiply @ (inverse @ X0) @ (inverse @ X1)))),
% 36.94/5.85      inference('cnf', [status(esa)], [p21x_3])).
% 36.94/5.85  thf(zip_derived_cl16, plain,
% 36.94/5.85      (![X0 : $i]: ((inverse @ (inverse @ X0)) = (X0))),
% 36.94/5.85      inference('cnf', [status(esa)], [p21x_2])).
% 36.94/5.85  thf(zip_derived_cl56, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((inverse @ (multiply @ (inverse @ X1) @ (inverse @ X0)))
% 36.94/5.85           = (multiply @ X0 @ X1))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl17, zip_derived_cl16])).
% 36.94/5.85  thf(zip_derived_cl1405, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((inverse @ (multiply @ (inverse @ X1) @ X0))
% 36.94/5.85           = (multiply @ (inverse @ X0) @ X1))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl16, zip_derived_cl56])).
% 36.94/5.85  thf(zip_derived_cl4642, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((multiply @ X1 @ 
% 36.94/5.85           (inverse @ 
% 36.94/5.85            (greatest_lower_bound @ identity @ (multiply @ (inverse @ X0) @ X1))))
% 36.94/5.85           = (least_upper_bound @ X0 @ X1))),
% 36.94/5.85      inference('demod', [status(thm)],
% 36.94/5.85                [zip_derived_cl4626, zip_derived_cl1405])).
% 36.94/5.85  thf(zip_derived_cl2, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 36.94/5.85         ((multiply @ (multiply @ X0 @ X1) @ X2)
% 36.94/5.85           = (multiply @ X0 @ (multiply @ X1 @ X2)))),
% 36.94/5.85      inference('cnf', [status(esa)], [associativity])).
% 36.94/5.85  thf(zip_derived_cl7047, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 36.94/5.85         ((multiply @ X2 @ 
% 36.94/5.85           (multiply @ 
% 36.94/5.85            (inverse @ 
% 36.94/5.85             (greatest_lower_bound @ identity @ 
% 36.94/5.85              (multiply @ (inverse @ X0) @ X2))) @ 
% 36.94/5.85            X1))
% 36.94/5.85           = (least_upper_bound @ (multiply @ X0 @ X1) @ (multiply @ X2 @ X1)))),
% 36.94/5.85      inference('demod', [status(thm)],
% 36.94/5.85                [zip_derived_cl13, zip_derived_cl4642, zip_derived_cl2])).
% 36.94/5.85  thf(zip_derived_cl7056, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((multiply @ identity @ 
% 36.94/5.85           (multiply @ 
% 36.94/5.85            (inverse @ 
% 36.94/5.85             (greatest_lower_bound @ identity @ 
% 36.94/5.85              (multiply @ (inverse @ X1) @ identity))) @ 
% 36.94/5.85            X0))
% 36.94/5.85           = (least_upper_bound @ (multiply @ X1 @ X0) @ X0))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl7047])).
% 36.94/5.85  thf(zip_derived_cl71, plain,
% 36.94/5.85      (![X0 : $i]: ((X0) = (multiply @ X0 @ identity))),
% 36.94/5.85      inference('demod', [status(thm)], [zip_derived_cl68, zip_derived_cl16])).
% 36.94/5.85  thf(zip_derived_cl4644, plain,
% 36.94/5.85      (![X0 : $i]:
% 36.94/5.85         ((multiply @ X0 @ (inverse @ (greatest_lower_bound @ identity @ X0)))
% 36.94/5.85           = (inverse @ (greatest_lower_bound @ identity @ (inverse @ X0))))),
% 36.94/5.85      inference('demod', [status(thm)],
% 36.94/5.85                [zip_derived_cl4628, zip_derived_cl16, zip_derived_cl97])).
% 36.94/5.85  thf(zip_derived_cl16, plain,
% 36.94/5.85      (![X0 : $i]: ((inverse @ (inverse @ X0)) = (X0))),
% 36.94/5.85      inference('cnf', [status(esa)], [p21x_2])).
% 36.94/5.85  thf(zip_derived_cl5484, plain,
% 36.94/5.85      (![X0 : $i]:
% 36.94/5.85         ((inverse @ 
% 36.94/5.85           (multiply @ X0 @ (inverse @ (greatest_lower_bound @ identity @ X0))))
% 36.94/5.85           = (greatest_lower_bound @ identity @ (inverse @ X0)))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl4644, zip_derived_cl16])).
% 36.94/5.85  thf(zip_derived_cl16, plain,
% 36.94/5.85      (![X0 : $i]: ((inverse @ (inverse @ X0)) = (X0))),
% 36.94/5.85      inference('cnf', [status(esa)], [p21x_2])).
% 36.94/5.85  thf(zip_derived_cl56, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((inverse @ (multiply @ (inverse @ X1) @ (inverse @ X0)))
% 36.94/5.85           = (multiply @ X0 @ X1))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl17, zip_derived_cl16])).
% 36.94/5.85  thf(zip_derived_cl1411, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((inverse @ (multiply @ X0 @ (inverse @ X1)))
% 36.94/5.85           = (multiply @ X1 @ (inverse @ X0)))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl16, zip_derived_cl56])).
% 36.94/5.85  thf(zip_derived_cl5547, plain,
% 36.94/5.85      (![X0 : $i]:
% 36.94/5.85         ((multiply @ (greatest_lower_bound @ identity @ X0) @ (inverse @ X0))
% 36.94/5.85           = (greatest_lower_bound @ identity @ (inverse @ X0)))),
% 36.94/5.85      inference('demod', [status(thm)],
% 36.94/5.85                [zip_derived_cl5484, zip_derived_cl1411])).
% 36.94/5.85  thf(zip_derived_cl1411, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((inverse @ (multiply @ X0 @ (inverse @ X1)))
% 36.94/5.85           = (multiply @ X1 @ (inverse @ X0)))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl16, zip_derived_cl56])).
% 36.94/5.85  thf(zip_derived_cl2, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 36.94/5.85         ((multiply @ (multiply @ X0 @ X1) @ X2)
% 36.94/5.85           = (multiply @ X0 @ (multiply @ X1 @ X2)))),
% 36.94/5.85      inference('cnf', [status(esa)], [associativity])).
% 36.94/5.85  thf(zip_derived_cl0, plain,
% 36.94/5.85      (![X0 : $i]: ((multiply @ identity @ X0) = (X0))),
% 36.94/5.85      inference('cnf', [status(esa)], [left_identity])).
% 36.94/5.85  thf(zip_derived_cl7086, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((multiply @ X1 @ 
% 36.94/5.85           (multiply @ (inverse @ (greatest_lower_bound @ identity @ X1)) @ X0))
% 36.94/5.85           = (least_upper_bound @ (multiply @ X1 @ X0) @ X0))),
% 36.94/5.85      inference('demod', [status(thm)],
% 36.94/5.85                [zip_derived_cl7056, zip_derived_cl71, zip_derived_cl5547, 
% 36.94/5.85                 zip_derived_cl1411, zip_derived_cl2, zip_derived_cl0])).
% 36.94/5.85  thf(zip_derived_cl13082, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((multiply @ (inverse @ X1) @ 
% 36.94/5.85           (multiply @ 
% 36.94/5.85            (inverse @ (greatest_lower_bound @ identity @ (inverse @ X1))) @ 
% 36.94/5.85            (multiply @ X1 @ X0)))
% 36.94/5.85           = (least_upper_bound @ X0 @ (multiply @ X1 @ X0)))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl613, zip_derived_cl7086])).
% 36.94/5.85  thf(zip_derived_cl5547, plain,
% 36.94/5.85      (![X0 : $i]:
% 36.94/5.85         ((multiply @ (greatest_lower_bound @ identity @ X0) @ (inverse @ X0))
% 36.94/5.85           = (greatest_lower_bound @ identity @ (inverse @ X0)))),
% 36.94/5.85      inference('demod', [status(thm)],
% 36.94/5.85                [zip_derived_cl5484, zip_derived_cl1411])).
% 36.94/5.85  thf(zip_derived_cl1411, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((inverse @ (multiply @ X0 @ (inverse @ X1)))
% 36.94/5.85           = (multiply @ X1 @ (inverse @ X0)))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl16, zip_derived_cl56])).
% 36.94/5.85  thf(zip_derived_cl2, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 36.94/5.85         ((multiply @ (multiply @ X0 @ X1) @ X2)
% 36.94/5.85           = (multiply @ X0 @ (multiply @ X1 @ X2)))),
% 36.94/5.85      inference('cnf', [status(esa)], [associativity])).
% 36.94/5.85  thf(zip_derived_cl613, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((X0) = (multiply @ (inverse @ X1) @ (multiply @ X1 @ X0)))),
% 36.94/5.85      inference('demod', [status(thm)], [zip_derived_cl607, zip_derived_cl0])).
% 36.94/5.85  thf(zip_derived_cl13101, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((multiply @ (inverse @ (greatest_lower_bound @ identity @ X1)) @ 
% 36.94/5.85           (multiply @ X1 @ X0))
% 36.94/5.85           = (least_upper_bound @ X0 @ (multiply @ X1 @ X0)))),
% 36.94/5.85      inference('demod', [status(thm)],
% 36.94/5.85                [zip_derived_cl13082, zip_derived_cl5547, zip_derived_cl1411, 
% 36.94/5.85                 zip_derived_cl2, zip_derived_cl613])).
% 36.94/5.85  thf(zip_derived_cl0, plain,
% 36.94/5.85      (![X0 : $i]: ((multiply @ identity @ X0) = (X0))),
% 36.94/5.85      inference('cnf', [status(esa)], [left_identity])).
% 36.94/5.85  thf(zip_derived_cl7047, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i, X2 : $i]:
% 36.94/5.85         ((multiply @ X2 @ 
% 36.94/5.85           (multiply @ 
% 36.94/5.85            (inverse @ 
% 36.94/5.85             (greatest_lower_bound @ identity @ 
% 36.94/5.85              (multiply @ (inverse @ X0) @ X2))) @ 
% 36.94/5.85            X1))
% 36.94/5.85           = (least_upper_bound @ (multiply @ X0 @ X1) @ (multiply @ X2 @ X1)))),
% 36.94/5.85      inference('demod', [status(thm)],
% 36.94/5.85                [zip_derived_cl13, zip_derived_cl4642, zip_derived_cl2])).
% 36.94/5.85  thf(zip_derived_cl7072, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((multiply @ X1 @ 
% 36.94/5.85           (multiply @ 
% 36.94/5.85            (inverse @ 
% 36.94/5.85             (greatest_lower_bound @ identity @ 
% 36.94/5.85              (multiply @ (inverse @ identity) @ X1))) @ 
% 36.94/5.85            X0))
% 36.94/5.85           = (least_upper_bound @ X0 @ (multiply @ X1 @ X0)))),
% 36.94/5.85      inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl7047])).
% 36.94/5.85  thf(zip_derived_cl15, plain, (((inverse @ identity) = (identity))),
% 36.94/5.85      inference('cnf', [status(esa)], [p21x_1])).
% 36.94/5.85  thf(zip_derived_cl0, plain,
% 36.94/5.85      (![X0 : $i]: ((multiply @ identity @ X0) = (X0))),
% 36.94/5.85      inference('cnf', [status(esa)], [left_identity])).
% 36.94/5.85  thf(zip_derived_cl7095, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((multiply @ X1 @ 
% 36.94/5.85           (multiply @ (inverse @ (greatest_lower_bound @ identity @ X1)) @ X0))
% 36.94/5.85           = (least_upper_bound @ X0 @ (multiply @ X1 @ X0)))),
% 36.94/5.85      inference('demod', [status(thm)],
% 36.94/5.85                [zip_derived_cl7072, zip_derived_cl15, zip_derived_cl0])).
% 36.94/5.85  thf(zip_derived_cl26324, plain,
% 36.94/5.85      (![X0 : $i, X1 : $i]:
% 36.94/5.85         ((multiply @ (inverse @ (greatest_lower_bound @ identity @ X1)) @ 
% 36.94/5.85           (multiply @ X1 @ X0))
% 36.94/5.85           = (multiply @ X1 @ 
% 36.94/5.85              (multiply @ (inverse @ (greatest_lower_bound @ identity @ X1)) @ 
% 36.94/5.85               X0)))),
% 36.94/5.85      inference('demod', [status(thm)],
% 36.94/5.85                [zip_derived_cl13101, zip_derived_cl7095])).
% 36.94/5.85  thf(zip_derived_cl26325, plain,
% 36.94/5.85      (((multiply @ a @ 
% 36.94/5.85         (multiply @ (inverse @ (greatest_lower_bound @ identity @ a)) @ 
% 36.94/5.85          (inverse @ (greatest_lower_bound @ identity @ a))))
% 36.94/5.85         != (multiply @ a @ 
% 36.94/5.85             (multiply @ (inverse @ (greatest_lower_bound @ identity @ a)) @ 
% 36.94/5.85              (inverse @ (greatest_lower_bound @ identity @ a)))))),
% 36.94/5.85      inference('demod', [status(thm)],
% 36.94/5.85                [zip_derived_cl5480, zip_derived_cl26324])).
% 36.94/5.85  thf(zip_derived_cl26326, plain, ($false),
% 36.94/5.85      inference('simplify', [status(thm)], [zip_derived_cl26325])).
% 36.94/5.85  
% 36.94/5.85  % SZS output end Refutation
% 36.94/5.85  
% 36.94/5.85  
% 36.94/5.85  % Terminating...
% 36.94/5.92  % Runner terminated.
% 36.94/5.93  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------