TSTP Solution File: GRP123-2.003 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : GRP123-2.003 : TPTP v8.1.0. Released v1.2.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%s

% Computer : n002.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 : Fri Sep 16 22:25:55 EDT 2022

% Result   : Unsatisfiable 0.23s 0.43s
% Output   : Proof 0.23s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.14  % Problem  : GRP123-2.003 : TPTP v8.1.0. Released v1.2.0.
% 0.08/0.15  % Command  : z3_tptp -proof -model -t:%d -file:%s
% 0.15/0.37  % Computer : n002.cluster.edu
% 0.15/0.37  % Model    : x86_64 x86_64
% 0.15/0.37  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.37  % Memory   : 8042.1875MB
% 0.15/0.37  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.37  % CPULimit : 300
% 0.15/0.37  % WCLimit  : 300
% 0.15/0.37  % DateTime : Wed Aug 31 15:01:59 EDT 2022
% 0.15/0.37  % CPUTime  : 
% 0.15/0.37  Z3tptp [4.8.9.0] (c) 2006-20**. Microsoft Corp.
% 0.15/0.37  Usage: tptp [options] [-file:]file
% 0.15/0.37    -h, -?       prints this message.
% 0.15/0.37    -smt2        print SMT-LIB2 benchmark.
% 0.15/0.37    -m, -model   generate model.
% 0.15/0.37    -p, -proof   generate proof.
% 0.15/0.37    -c, -core    generate unsat core of named formulas.
% 0.15/0.37    -st, -statistics display statistics.
% 0.15/0.37    -t:timeout   set timeout (in second).
% 0.15/0.37    -smt2status  display status in smt2 format instead of SZS.
% 0.15/0.37    -check_status check the status produced by Z3 against annotation in benchmark.
% 0.15/0.37    -<param>:<value> configuration parameter and value.
% 0.15/0.37    -o:<output-file> file to place output in.
% 0.23/0.43  % SZS status Unsatisfiable
% 0.23/0.43  % SZS output start Proof
% 0.23/0.43  tff(product_type, type, (
% 0.23/0.43     product: ( $i * $i * $i ) > $o)).
% 0.23/0.43  tff(e_3_type, type, (
% 0.23/0.43     e_3: $i)).
% 0.23/0.43  tff(e_2_type, type, (
% 0.23/0.43     e_2: $i)).
% 0.23/0.43  tff(equalish_type, type, (
% 0.23/0.43     equalish: ( $i * $i ) > $o)).
% 0.23/0.43  tff(e_1_type, type, (
% 0.23/0.43     e_1: $i)).
% 0.23/0.43  tff(group_element_type, type, (
% 0.23/0.43     group_element: $i > $o)).
% 0.23/0.43  tff(1,assumption,(product(e_3, e_2, e_2)), introduced(assumption)).
% 0.23/0.43  tff(2,assumption,(~product(e_2, e_2, e_2)), introduced(assumption)).
% 0.23/0.43  tff(3,plain,
% 0.23/0.43      (^[X: $i] : refl(product(X, X, X) <=> product(X, X, X))),
% 0.23/0.43      inference(bind,[status(th)],[])).
% 0.23/0.43  tff(4,plain,
% 0.23/0.43      (![X: $i] : product(X, X, X) <=> ![X: $i] : product(X, X, X)),
% 0.23/0.43      inference(quant_intro,[status(thm)],[3])).
% 0.23/0.43  tff(5,plain,
% 0.23/0.43      (![X: $i] : product(X, X, X) <=> ![X: $i] : product(X, X, X)),
% 0.23/0.43      inference(rewrite,[status(thm)],[])).
% 0.23/0.43  tff(6,axiom,(![X: $i] : product(X, X, X)), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','product_idempotence')).
% 0.23/0.43  tff(7,plain,
% 0.23/0.43      (![X: $i] : product(X, X, X)),
% 0.23/0.43      inference(modus_ponens,[status(thm)],[6, 5])).
% 0.23/0.43  tff(8,plain,(
% 0.23/0.43      ![X: $i] : product(X, X, X)),
% 0.23/0.43      inference(skolemize,[status(sab)],[7])).
% 0.23/0.43  tff(9,plain,
% 0.23/0.43      (![X: $i] : product(X, X, X)),
% 0.23/0.43      inference(modus_ponens,[status(thm)],[8, 4])).
% 0.23/0.43  tff(10,plain,
% 0.23/0.43      ((~![X: $i] : product(X, X, X)) | product(e_2, e_2, e_2)),
% 0.23/0.43      inference(quant_inst,[status(thm)],[])).
% 0.23/0.43  tff(11,plain,
% 0.23/0.43      ($false),
% 0.23/0.43      inference(unit_resolution,[status(thm)],[10, 9, 2])).
% 0.23/0.43  tff(12,plain,(product(e_2, e_2, e_2)), inference(lemma,lemma(discharge,[]))).
% 0.23/0.43  tff(13,plain,
% 0.23/0.43      (^[W: $i, Z: $i, Y: $i, X: $i] : refl((equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X))) <=> (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X))))),
% 0.23/0.43      inference(bind,[status(th)],[])).
% 0.23/0.43  tff(14,plain,
% 0.23/0.43      (![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X))) <=> ![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))),
% 0.23/0.43      inference(quant_intro,[status(thm)],[13])).
% 0.23/0.43  tff(15,plain,
% 0.23/0.43      (![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X))) <=> ![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))),
% 0.23/0.43      inference(rewrite,[status(thm)],[])).
% 0.23/0.43  tff(16,plain,
% 0.23/0.43      (^[W: $i, Z: $i, Y: $i, X: $i] : trans(monotonicity(rewrite(((~product(W, Y, X)) | (~product(Z, Y, X))) <=> ((~product(Z, Y, X)) | (~product(W, Y, X)))), ((((~product(W, Y, X)) | (~product(Z, Y, X))) | equalish(W, Z)) <=> (((~product(Z, Y, X)) | (~product(W, Y, X))) | equalish(W, Z)))), rewrite((((~product(Z, Y, X)) | (~product(W, Y, X))) | equalish(W, Z)) <=> (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))), ((((~product(W, Y, X)) | (~product(Z, Y, X))) | equalish(W, Z)) <=> (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))))),
% 0.23/0.43      inference(bind,[status(th)],[])).
% 0.23/0.43  tff(17,plain,
% 0.23/0.43      (![W: $i, Z: $i, Y: $i, X: $i] : (((~product(W, Y, X)) | (~product(Z, Y, X))) | equalish(W, Z)) <=> ![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))),
% 0.23/0.43      inference(quant_intro,[status(thm)],[16])).
% 0.23/0.43  tff(18,axiom,(![W: $i, Z: $i, Y: $i, X: $i] : (((~product(W, Y, X)) | (~product(Z, Y, X))) | equalish(W, Z))), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','product_left_cancellation')).
% 0.23/0.43  tff(19,plain,
% 0.23/0.43      (![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))),
% 0.23/0.43      inference(modus_ponens,[status(thm)],[18, 17])).
% 0.23/0.43  tff(20,plain,
% 0.23/0.43      (![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))),
% 0.23/0.43      inference(modus_ponens,[status(thm)],[19, 15])).
% 0.23/0.43  tff(21,plain,(
% 0.23/0.43      ![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))),
% 0.23/0.43      inference(skolemize,[status(sab)],[20])).
% 0.23/0.43  tff(22,plain,
% 0.23/0.43      (![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))),
% 0.23/0.43      inference(modus_ponens,[status(thm)],[21, 14])).
% 0.23/0.43  tff(23,plain,
% 0.23/0.43      ((~equalish(e_3, e_2)) <=> (~equalish(e_3, e_2))),
% 0.23/0.43      inference(rewrite,[status(thm)],[])).
% 0.23/0.43  tff(24,axiom,(~equalish(e_3, e_2)), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','e_3_is_not_e_2')).
% 0.23/0.43  tff(25,plain,
% 0.23/0.43      (~equalish(e_3, e_2)),
% 0.23/0.43      inference(modus_ponens,[status(thm)],[24, 23])).
% 0.23/0.43  tff(26,plain,
% 0.23/0.43      (((~![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))) | (equalish(e_3, e_2) | (~product(e_3, e_2, e_2)) | (~product(e_2, e_2, e_2)))) <=> ((~![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))) | equalish(e_3, e_2) | (~product(e_3, e_2, e_2)) | (~product(e_2, e_2, e_2)))),
% 0.23/0.43      inference(rewrite,[status(thm)],[])).
% 0.23/0.43  tff(27,plain,
% 0.23/0.43      ((equalish(e_3, e_2) | (~product(e_2, e_2, e_2)) | (~product(e_3, e_2, e_2))) <=> (equalish(e_3, e_2) | (~product(e_3, e_2, e_2)) | (~product(e_2, e_2, e_2)))),
% 0.23/0.43      inference(rewrite,[status(thm)],[])).
% 0.23/0.43  tff(28,plain,
% 0.23/0.43      (((~![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))) | (equalish(e_3, e_2) | (~product(e_2, e_2, e_2)) | (~product(e_3, e_2, e_2)))) <=> ((~![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))) | (equalish(e_3, e_2) | (~product(e_3, e_2, e_2)) | (~product(e_2, e_2, e_2))))),
% 0.23/0.43      inference(monotonicity,[status(thm)],[27])).
% 0.23/0.43  tff(29,plain,
% 0.23/0.43      (((~![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))) | (equalish(e_3, e_2) | (~product(e_2, e_2, e_2)) | (~product(e_3, e_2, e_2)))) <=> ((~![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))) | equalish(e_3, e_2) | (~product(e_3, e_2, e_2)) | (~product(e_2, e_2, e_2)))),
% 0.23/0.43      inference(transitivity,[status(thm)],[28, 26])).
% 0.23/0.43  tff(30,plain,
% 0.23/0.43      ((~![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))) | (equalish(e_3, e_2) | (~product(e_2, e_2, e_2)) | (~product(e_3, e_2, e_2)))),
% 0.23/0.43      inference(quant_inst,[status(thm)],[])).
% 0.23/0.43  tff(31,plain,
% 0.23/0.43      ((~![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))) | equalish(e_3, e_2) | (~product(e_3, e_2, e_2)) | (~product(e_2, e_2, e_2))),
% 0.23/0.43      inference(modus_ponens,[status(thm)],[30, 29])).
% 0.23/0.43  tff(32,plain,
% 0.23/0.43      ($false),
% 0.23/0.43      inference(unit_resolution,[status(thm)],[31, 25, 22, 12, 1])).
% 0.23/0.43  tff(33,plain,(~product(e_3, e_2, e_2)), inference(lemma,lemma(discharge,[]))).
% 0.23/0.43  tff(34,assumption,(product(e_2, e_2, e_2)), introduced(assumption)).
% 0.23/0.43  tff(35,assumption,(product(e_1, e_2, e_2)), introduced(assumption)).
% 0.23/0.43  tff(36,plain,
% 0.23/0.43      ((~equalish(e_2, e_1)) <=> (~equalish(e_2, e_1))),
% 0.23/0.43      inference(rewrite,[status(thm)],[])).
% 0.23/0.43  tff(37,axiom,(~equalish(e_2, e_1)), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','e_2_is_not_e_1')).
% 0.23/0.43  tff(38,plain,
% 0.23/0.43      (~equalish(e_2, e_1)),
% 0.23/0.43      inference(modus_ponens,[status(thm)],[37, 36])).
% 0.23/0.43  tff(39,plain,
% 0.23/0.43      (((~![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))) | (equalish(e_2, e_1) | (~product(e_2, e_2, e_2)) | (~product(e_1, e_2, e_2)))) <=> ((~![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))) | equalish(e_2, e_1) | (~product(e_2, e_2, e_2)) | (~product(e_1, e_2, e_2)))),
% 0.23/0.43      inference(rewrite,[status(thm)],[])).
% 0.23/0.43  tff(40,plain,
% 0.23/0.43      ((equalish(e_2, e_1) | (~product(e_1, e_2, e_2)) | (~product(e_2, e_2, e_2))) <=> (equalish(e_2, e_1) | (~product(e_2, e_2, e_2)) | (~product(e_1, e_2, e_2)))),
% 0.23/0.43      inference(rewrite,[status(thm)],[])).
% 0.23/0.43  tff(41,plain,
% 0.23/0.43      (((~![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))) | (equalish(e_2, e_1) | (~product(e_1, e_2, e_2)) | (~product(e_2, e_2, e_2)))) <=> ((~![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))) | (equalish(e_2, e_1) | (~product(e_2, e_2, e_2)) | (~product(e_1, e_2, e_2))))),
% 0.23/0.43      inference(monotonicity,[status(thm)],[40])).
% 0.23/0.43  tff(42,plain,
% 0.23/0.43      (((~![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))) | (equalish(e_2, e_1) | (~product(e_1, e_2, e_2)) | (~product(e_2, e_2, e_2)))) <=> ((~![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))) | equalish(e_2, e_1) | (~product(e_2, e_2, e_2)) | (~product(e_1, e_2, e_2)))),
% 0.23/0.44      inference(transitivity,[status(thm)],[41, 39])).
% 0.23/0.44  tff(43,plain,
% 0.23/0.44      ((~![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))) | (equalish(e_2, e_1) | (~product(e_1, e_2, e_2)) | (~product(e_2, e_2, e_2)))),
% 0.23/0.44      inference(quant_inst,[status(thm)],[])).
% 0.23/0.44  tff(44,plain,
% 0.23/0.44      ((~![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))) | equalish(e_2, e_1) | (~product(e_2, e_2, e_2)) | (~product(e_1, e_2, e_2))),
% 0.23/0.44      inference(modus_ponens,[status(thm)],[43, 42])).
% 0.23/0.44  tff(45,plain,
% 0.23/0.44      ($false),
% 0.23/0.44      inference(unit_resolution,[status(thm)],[44, 38, 22, 35, 34])).
% 0.23/0.44  tff(46,plain,((~product(e_2, e_2, e_2)) | (~product(e_1, e_2, e_2))), inference(lemma,lemma(discharge,[]))).
% 0.23/0.44  tff(47,plain,
% 0.23/0.44      (~product(e_1, e_2, e_2)),
% 0.23/0.44      inference(unit_resolution,[status(thm)],[46, 12])).
% 0.23/0.44  tff(48,assumption,(product(e_1, e_2, e_1)), introduced(assumption)).
% 0.23/0.44  tff(49,plain,
% 0.23/0.44      ((~![X: $i] : product(X, X, X)) | product(e_1, e_1, e_1)),
% 0.23/0.44      inference(quant_inst,[status(thm)],[])).
% 0.23/0.44  tff(50,plain,
% 0.23/0.44      (product(e_1, e_1, e_1)),
% 0.23/0.44      inference(unit_resolution,[status(thm)],[49, 9])).
% 0.23/0.44  tff(51,plain,
% 0.23/0.44      (^[Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : refl(((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2)) <=> ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2)))),
% 0.23/0.44      inference(bind,[status(th)],[])).
% 0.23/0.44  tff(52,plain,
% 0.23/0.44      (![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2)) <=> ![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2))),
% 0.23/0.44      inference(quant_intro,[status(thm)],[51])).
% 0.23/0.44  tff(53,plain,
% 0.23/0.44      (![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2)) <=> ![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2))),
% 0.23/0.44      inference(rewrite,[status(thm)],[])).
% 0.23/0.44  tff(54,plain,
% 0.23/0.44      (^[Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : trans(monotonicity(trans(monotonicity(rewrite((((~product(X1, Y1, Z1)) | (~product(X2, Y2, Z1))) | (~product(Z2, Y1, X1))) <=> ((~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)))), (((((~product(X1, Y1, Z1)) | (~product(X2, Y2, Z1))) | (~product(Z2, Y1, X1))) | (~product(Z2, Y2, X2))) <=> (((~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1))) | (~product(Z2, Y2, X2))))), rewrite((((~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1))) | (~product(Z2, Y2, X2))) <=> ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)))), (((((~product(X1, Y1, Z1)) | (~product(X2, Y2, Z1))) | (~product(Z2, Y1, X1))) | (~product(Z2, Y2, X2))) <=> ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1))))), ((((((~product(X1, Y1, Z1)) | (~product(X2, Y2, Z1))) | (~product(Z2, Y1, X1))) | (~product(Z2, Y2, X2))) | equalish(Y1, Y2)) <=> (((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1))) | equalish(Y1, Y2)))), rewrite((((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1))) | equalish(Y1, Y2)) <=> ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2))), ((((((~product(X1, Y1, Z1)) | (~product(X2, Y2, Z1))) | (~product(Z2, Y1, X1))) | (~product(Z2, Y2, X2))) | equalish(Y1, Y2)) <=> ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2))))),
% 0.23/0.44      inference(bind,[status(th)],[])).
% 0.23/0.44  tff(55,plain,
% 0.23/0.44      (![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : (((((~product(X1, Y1, Z1)) | (~product(X2, Y2, Z1))) | (~product(Z2, Y1, X1))) | (~product(Z2, Y2, X2))) | equalish(Y1, Y2)) <=> ![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2))),
% 0.23/0.44      inference(quant_intro,[status(thm)],[54])).
% 0.23/0.44  tff(56,axiom,(![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : (((((~product(X1, Y1, Z1)) | (~product(X2, Y2, Z1))) | (~product(Z2, Y1, X1))) | (~product(Z2, Y2, X2))) | equalish(Y1, Y2))), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','qg1_2')).
% 0.23/0.44  tff(57,plain,
% 0.23/0.44      (![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2))),
% 0.23/0.44      inference(modus_ponens,[status(thm)],[56, 55])).
% 0.23/0.44  tff(58,plain,
% 0.23/0.44      (![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2))),
% 0.23/0.44      inference(modus_ponens,[status(thm)],[57, 53])).
% 0.23/0.44  tff(59,plain,(
% 0.23/0.44      ![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2))),
% 0.23/0.44      inference(skolemize,[status(sab)],[58])).
% 0.23/0.44  tff(60,plain,
% 0.23/0.44      (![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2))),
% 0.23/0.44      inference(modus_ponens,[status(thm)],[59, 52])).
% 0.23/0.44  tff(61,plain,
% 0.23/0.44      ((~equalish(e_1, e_2)) <=> (~equalish(e_1, e_2))),
% 0.23/0.44      inference(rewrite,[status(thm)],[])).
% 0.23/0.44  tff(62,axiom,(~equalish(e_1, e_2)), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','e_1_is_not_e_2')).
% 0.23/0.44  tff(63,plain,
% 0.23/0.44      (~equalish(e_1, e_2)),
% 0.23/0.44      inference(modus_ponens,[status(thm)],[62, 61])).
% 0.23/0.44  tff(64,plain,
% 0.23/0.44      (((~![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2))) | (equalish(e_1, e_2) | (~product(e_1, e_1, e_1)) | (~product(e_1, e_2, e_1)))) <=> ((~![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2))) | equalish(e_1, e_2) | (~product(e_1, e_1, e_1)) | (~product(e_1, e_2, e_1)))),
% 0.23/0.44      inference(rewrite,[status(thm)],[])).
% 0.23/0.44  tff(65,plain,
% 0.23/0.44      (((~product(e_1, e_2, e_1)) | (~product(e_1, e_1, e_1)) | (~product(e_1, e_2, e_1)) | (~product(e_1, e_1, e_1)) | equalish(e_1, e_2)) <=> (equalish(e_1, e_2) | (~product(e_1, e_1, e_1)) | (~product(e_1, e_2, e_1)))),
% 0.23/0.44      inference(rewrite,[status(thm)],[])).
% 0.23/0.44  tff(66,plain,
% 0.23/0.44      (((~![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2))) | ((~product(e_1, e_2, e_1)) | (~product(e_1, e_1, e_1)) | (~product(e_1, e_2, e_1)) | (~product(e_1, e_1, e_1)) | equalish(e_1, e_2))) <=> ((~![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2))) | (equalish(e_1, e_2) | (~product(e_1, e_1, e_1)) | (~product(e_1, e_2, e_1))))),
% 0.23/0.44      inference(monotonicity,[status(thm)],[65])).
% 0.23/0.44  tff(67,plain,
% 0.23/0.44      (((~![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2))) | ((~product(e_1, e_2, e_1)) | (~product(e_1, e_1, e_1)) | (~product(e_1, e_2, e_1)) | (~product(e_1, e_1, e_1)) | equalish(e_1, e_2))) <=> ((~![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2))) | equalish(e_1, e_2) | (~product(e_1, e_1, e_1)) | (~product(e_1, e_2, e_1)))),
% 0.23/0.44      inference(transitivity,[status(thm)],[66, 64])).
% 0.23/0.44  tff(68,plain,
% 0.23/0.44      ((~![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2))) | ((~product(e_1, e_2, e_1)) | (~product(e_1, e_1, e_1)) | (~product(e_1, e_2, e_1)) | (~product(e_1, e_1, e_1)) | equalish(e_1, e_2))),
% 0.23/0.44      inference(quant_inst,[status(thm)],[])).
% 0.23/0.44  tff(69,plain,
% 0.23/0.44      ((~![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2))) | equalish(e_1, e_2) | (~product(e_1, e_1, e_1)) | (~product(e_1, e_2, e_1))),
% 0.23/0.44      inference(modus_ponens,[status(thm)],[68, 67])).
% 0.23/0.44  tff(70,plain,
% 0.23/0.44      ($false),
% 0.23/0.44      inference(unit_resolution,[status(thm)],[69, 63, 60, 50, 48])).
% 0.23/0.44  tff(71,plain,(~product(e_1, e_2, e_1)), inference(lemma,lemma(discharge,[]))).
% 0.23/0.44  tff(72,plain,
% 0.23/0.44      (^[Y: $i, X: $i] : refl((product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X))) <=> (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X))))),
% 0.23/0.44      inference(bind,[status(th)],[])).
% 0.23/0.44  tff(73,plain,
% 0.23/0.44      (![Y: $i, X: $i] : (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X))) <=> ![Y: $i, X: $i] : (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))),
% 0.23/0.44      inference(quant_intro,[status(thm)],[72])).
% 0.23/0.44  tff(74,plain,
% 0.23/0.44      (![Y: $i, X: $i] : (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X))) <=> ![Y: $i, X: $i] : (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))),
% 0.23/0.44      inference(rewrite,[status(thm)],[])).
% 0.23/0.44  tff(75,plain,
% 0.23/0.44      (^[Y: $i, X: $i] : trans(monotonicity(trans(monotonicity(rewrite((((~group_element(X)) | (~group_element(Y))) | product(X, Y, e_1)) <=> (product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))), (((((~group_element(X)) | (~group_element(Y))) | product(X, Y, e_1)) | product(X, Y, e_2)) <=> ((product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X))) | product(X, Y, e_2)))), rewrite(((product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X))) | product(X, Y, e_2)) <=> (product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))), (((((~group_element(X)) | (~group_element(Y))) | product(X, Y, e_1)) | product(X, Y, e_2)) <=> (product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X))))), ((((((~group_element(X)) | (~group_element(Y))) | product(X, Y, e_1)) | product(X, Y, e_2)) | product(X, Y, e_3)) <=> ((product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X))) | product(X, Y, e_3)))), rewrite(((product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X))) | product(X, Y, e_3)) <=> (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))), ((((((~group_element(X)) | (~group_element(Y))) | product(X, Y, e_1)) | product(X, Y, e_2)) | product(X, Y, e_3)) <=> (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))))),
% 0.23/0.44      inference(bind,[status(th)],[])).
% 0.23/0.44  tff(76,plain,
% 0.23/0.44      (![Y: $i, X: $i] : (((((~group_element(X)) | (~group_element(Y))) | product(X, Y, e_1)) | product(X, Y, e_2)) | product(X, Y, e_3)) <=> ![Y: $i, X: $i] : (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))),
% 0.23/0.44      inference(quant_intro,[status(thm)],[75])).
% 0.23/0.44  tff(77,axiom,(![Y: $i, X: $i] : (((((~group_element(X)) | (~group_element(Y))) | product(X, Y, e_1)) | product(X, Y, e_2)) | product(X, Y, e_3))), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','product_total_function1')).
% 0.23/0.44  tff(78,plain,
% 0.23/0.44      (![Y: $i, X: $i] : (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))),
% 0.23/0.45      inference(modus_ponens,[status(thm)],[77, 76])).
% 0.23/0.45  tff(79,plain,
% 0.23/0.45      (![Y: $i, X: $i] : (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))),
% 0.23/0.45      inference(modus_ponens,[status(thm)],[78, 74])).
% 0.23/0.45  tff(80,plain,(
% 0.23/0.45      ![Y: $i, X: $i] : (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))),
% 0.23/0.45      inference(skolemize,[status(sab)],[79])).
% 0.23/0.45  tff(81,plain,
% 0.23/0.45      (![Y: $i, X: $i] : (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))),
% 0.23/0.45      inference(modus_ponens,[status(thm)],[80, 73])).
% 0.23/0.45  tff(82,plain,
% 0.23/0.45      (group_element(e_2) <=> group_element(e_2)),
% 0.23/0.45      inference(rewrite,[status(thm)],[])).
% 0.23/0.45  tff(83,axiom,(group_element(e_2)), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','element_2')).
% 0.23/0.45  tff(84,plain,
% 0.23/0.45      (group_element(e_2)),
% 0.23/0.45      inference(modus_ponens,[status(thm)],[83, 82])).
% 0.23/0.45  tff(85,plain,
% 0.23/0.45      (group_element(e_1) <=> group_element(e_1)),
% 0.23/0.45      inference(rewrite,[status(thm)],[])).
% 0.23/0.45  tff(86,axiom,(group_element(e_1)), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','element_1')).
% 0.23/0.45  tff(87,plain,
% 0.23/0.45      (group_element(e_1)),
% 0.23/0.45      inference(modus_ponens,[status(thm)],[86, 85])).
% 0.23/0.45  tff(88,plain,
% 0.23/0.45      (((~![Y: $i, X: $i] : (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))) | ((~group_element(e_1)) | (~group_element(e_2)) | product(e_1, e_2, e_3) | product(e_1, e_2, e_2) | product(e_1, e_2, e_1))) <=> ((~![Y: $i, X: $i] : (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))) | (~group_element(e_1)) | (~group_element(e_2)) | product(e_1, e_2, e_3) | product(e_1, e_2, e_2) | product(e_1, e_2, e_1))),
% 0.23/0.45      inference(rewrite,[status(thm)],[])).
% 0.23/0.45  tff(89,plain,
% 0.23/0.45      ((product(e_1, e_2, e_3) | product(e_1, e_2, e_2) | product(e_1, e_2, e_1) | (~group_element(e_2)) | (~group_element(e_1))) <=> ((~group_element(e_1)) | (~group_element(e_2)) | product(e_1, e_2, e_3) | product(e_1, e_2, e_2) | product(e_1, e_2, e_1))),
% 0.23/0.45      inference(rewrite,[status(thm)],[])).
% 0.23/0.45  tff(90,plain,
% 0.23/0.45      (((~![Y: $i, X: $i] : (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))) | (product(e_1, e_2, e_3) | product(e_1, e_2, e_2) | product(e_1, e_2, e_1) | (~group_element(e_2)) | (~group_element(e_1)))) <=> ((~![Y: $i, X: $i] : (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))) | ((~group_element(e_1)) | (~group_element(e_2)) | product(e_1, e_2, e_3) | product(e_1, e_2, e_2) | product(e_1, e_2, e_1)))),
% 0.23/0.45      inference(monotonicity,[status(thm)],[89])).
% 0.23/0.45  tff(91,plain,
% 0.23/0.45      (((~![Y: $i, X: $i] : (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))) | (product(e_1, e_2, e_3) | product(e_1, e_2, e_2) | product(e_1, e_2, e_1) | (~group_element(e_2)) | (~group_element(e_1)))) <=> ((~![Y: $i, X: $i] : (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))) | (~group_element(e_1)) | (~group_element(e_2)) | product(e_1, e_2, e_3) | product(e_1, e_2, e_2) | product(e_1, e_2, e_1))),
% 0.23/0.45      inference(transitivity,[status(thm)],[90, 88])).
% 0.23/0.45  tff(92,plain,
% 0.23/0.45      ((~![Y: $i, X: $i] : (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))) | (product(e_1, e_2, e_3) | product(e_1, e_2, e_2) | product(e_1, e_2, e_1) | (~group_element(e_2)) | (~group_element(e_1)))),
% 0.23/0.45      inference(quant_inst,[status(thm)],[])).
% 0.23/0.45  tff(93,plain,
% 0.23/0.45      ((~![Y: $i, X: $i] : (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))) | (~group_element(e_1)) | (~group_element(e_2)) | product(e_1, e_2, e_3) | product(e_1, e_2, e_2) | product(e_1, e_2, e_1)),
% 0.23/0.45      inference(modus_ponens,[status(thm)],[92, 91])).
% 0.23/0.45  tff(94,plain,
% 0.23/0.45      (product(e_1, e_2, e_3) | product(e_1, e_2, e_2) | product(e_1, e_2, e_1)),
% 0.23/0.45      inference(unit_resolution,[status(thm)],[93, 87, 84, 81])).
% 0.23/0.45  tff(95,plain,
% 0.23/0.45      (product(e_1, e_2, e_3) | product(e_1, e_2, e_2)),
% 0.23/0.45      inference(unit_resolution,[status(thm)],[94, 71])).
% 0.23/0.45  tff(96,plain,
% 0.23/0.45      (product(e_1, e_2, e_3)),
% 0.23/0.45      inference(unit_resolution,[status(thm)],[95, 47])).
% 0.23/0.45  tff(97,plain,
% 0.23/0.45      (((~![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2))) | (equalish(e_2, e_1) | (~product(e_1, e_1, e_1)) | (~product(e_3, e_2, e_1)) | (~product(e_1, e_2, e_3)))) <=> ((~![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2))) | equalish(e_2, e_1) | (~product(e_1, e_1, e_1)) | (~product(e_3, e_2, e_1)) | (~product(e_1, e_2, e_3)))),
% 0.23/0.45      inference(rewrite,[status(thm)],[])).
% 0.23/0.45  tff(98,plain,
% 0.23/0.45      (((~product(e_1, e_1, e_1)) | (~product(e_1, e_2, e_3)) | (~product(e_1, e_1, e_1)) | (~product(e_3, e_2, e_1)) | equalish(e_2, e_1)) <=> (equalish(e_2, e_1) | (~product(e_1, e_1, e_1)) | (~product(e_3, e_2, e_1)) | (~product(e_1, e_2, e_3)))),
% 0.23/0.45      inference(rewrite,[status(thm)],[])).
% 0.23/0.45  tff(99,plain,
% 0.23/0.45      (((~![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2))) | ((~product(e_1, e_1, e_1)) | (~product(e_1, e_2, e_3)) | (~product(e_1, e_1, e_1)) | (~product(e_3, e_2, e_1)) | equalish(e_2, e_1))) <=> ((~![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2))) | (equalish(e_2, e_1) | (~product(e_1, e_1, e_1)) | (~product(e_3, e_2, e_1)) | (~product(e_1, e_2, e_3))))),
% 0.23/0.45      inference(monotonicity,[status(thm)],[98])).
% 0.23/0.45  tff(100,plain,
% 0.23/0.45      (((~![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2))) | ((~product(e_1, e_1, e_1)) | (~product(e_1, e_2, e_3)) | (~product(e_1, e_1, e_1)) | (~product(e_3, e_2, e_1)) | equalish(e_2, e_1))) <=> ((~![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2))) | equalish(e_2, e_1) | (~product(e_1, e_1, e_1)) | (~product(e_3, e_2, e_1)) | (~product(e_1, e_2, e_3)))),
% 0.23/0.45      inference(transitivity,[status(thm)],[99, 97])).
% 0.23/0.45  tff(101,plain,
% 0.23/0.45      ((~![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2))) | ((~product(e_1, e_1, e_1)) | (~product(e_1, e_2, e_3)) | (~product(e_1, e_1, e_1)) | (~product(e_3, e_2, e_1)) | equalish(e_2, e_1))),
% 0.23/0.45      inference(quant_inst,[status(thm)],[])).
% 0.23/0.45  tff(102,plain,
% 0.23/0.45      ((~![Y2: $i, Y1: $i, Z1: $i, X2: $i, Z2: $i, X1: $i] : ((~product(Z2, Y2, X2)) | (~product(Z2, Y1, X1)) | (~product(X2, Y2, Z1)) | (~product(X1, Y1, Z1)) | equalish(Y1, Y2))) | equalish(e_2, e_1) | (~product(e_1, e_1, e_1)) | (~product(e_3, e_2, e_1)) | (~product(e_1, e_2, e_3))),
% 0.23/0.45      inference(modus_ponens,[status(thm)],[101, 100])).
% 0.23/0.45  tff(103,plain,
% 0.23/0.45      (~product(e_3, e_2, e_1)),
% 0.23/0.45      inference(unit_resolution,[status(thm)],[102, 38, 60, 50, 96])).
% 0.23/0.45  tff(104,plain,
% 0.23/0.45      (group_element(e_3) <=> group_element(e_3)),
% 0.23/0.45      inference(rewrite,[status(thm)],[])).
% 0.23/0.45  tff(105,axiom,(group_element(e_3)), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','element_3')).
% 0.23/0.45  tff(106,plain,
% 0.23/0.45      (group_element(e_3)),
% 0.23/0.45      inference(modus_ponens,[status(thm)],[105, 104])).
% 0.23/0.45  tff(107,plain,
% 0.23/0.45      (((~![Y: $i, X: $i] : (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))) | ((~group_element(e_2)) | product(e_3, e_2, e_3) | product(e_3, e_2, e_1) | (~group_element(e_3)) | product(e_3, e_2, e_2))) <=> ((~![Y: $i, X: $i] : (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))) | (~group_element(e_2)) | product(e_3, e_2, e_3) | product(e_3, e_2, e_1) | (~group_element(e_3)) | product(e_3, e_2, e_2))),
% 0.23/0.46      inference(rewrite,[status(thm)],[])).
% 0.23/0.46  tff(108,plain,
% 0.23/0.46      ((product(e_3, e_2, e_3) | product(e_3, e_2, e_2) | product(e_3, e_2, e_1) | (~group_element(e_2)) | (~group_element(e_3))) <=> ((~group_element(e_2)) | product(e_3, e_2, e_3) | product(e_3, e_2, e_1) | (~group_element(e_3)) | product(e_3, e_2, e_2))),
% 0.23/0.46      inference(rewrite,[status(thm)],[])).
% 0.23/0.46  tff(109,plain,
% 0.23/0.46      (((~![Y: $i, X: $i] : (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))) | (product(e_3, e_2, e_3) | product(e_3, e_2, e_2) | product(e_3, e_2, e_1) | (~group_element(e_2)) | (~group_element(e_3)))) <=> ((~![Y: $i, X: $i] : (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))) | ((~group_element(e_2)) | product(e_3, e_2, e_3) | product(e_3, e_2, e_1) | (~group_element(e_3)) | product(e_3, e_2, e_2)))),
% 0.23/0.46      inference(monotonicity,[status(thm)],[108])).
% 0.23/0.46  tff(110,plain,
% 0.23/0.46      (((~![Y: $i, X: $i] : (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))) | (product(e_3, e_2, e_3) | product(e_3, e_2, e_2) | product(e_3, e_2, e_1) | (~group_element(e_2)) | (~group_element(e_3)))) <=> ((~![Y: $i, X: $i] : (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))) | (~group_element(e_2)) | product(e_3, e_2, e_3) | product(e_3, e_2, e_1) | (~group_element(e_3)) | product(e_3, e_2, e_2))),
% 0.23/0.46      inference(transitivity,[status(thm)],[109, 107])).
% 0.23/0.46  tff(111,plain,
% 0.23/0.46      ((~![Y: $i, X: $i] : (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))) | (product(e_3, e_2, e_3) | product(e_3, e_2, e_2) | product(e_3, e_2, e_1) | (~group_element(e_2)) | (~group_element(e_3)))),
% 0.23/0.46      inference(quant_inst,[status(thm)],[])).
% 0.23/0.46  tff(112,plain,
% 0.23/0.46      ((~![Y: $i, X: $i] : (product(X, Y, e_3) | product(X, Y, e_2) | product(X, Y, e_1) | (~group_element(Y)) | (~group_element(X)))) | (~group_element(e_2)) | product(e_3, e_2, e_3) | product(e_3, e_2, e_1) | (~group_element(e_3)) | product(e_3, e_2, e_2)),
% 0.23/0.46      inference(modus_ponens,[status(thm)],[111, 110])).
% 0.23/0.46  tff(113,plain,
% 0.23/0.46      (product(e_3, e_2, e_3) | product(e_3, e_2, e_2)),
% 0.23/0.46      inference(unit_resolution,[status(thm)],[112, 84, 106, 81, 103])).
% 0.23/0.46  tff(114,plain,
% 0.23/0.46      (product(e_3, e_2, e_3)),
% 0.23/0.46      inference(unit_resolution,[status(thm)],[113, 33])).
% 0.23/0.46  tff(115,plain,
% 0.23/0.46      ((~equalish(e_3, e_1)) <=> (~equalish(e_3, e_1))),
% 0.23/0.46      inference(rewrite,[status(thm)],[])).
% 0.23/0.46  tff(116,axiom,(~equalish(e_3, e_1)), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','e_3_is_not_e_1')).
% 0.23/0.46  tff(117,plain,
% 0.23/0.46      (~equalish(e_3, e_1)),
% 0.23/0.46      inference(modus_ponens,[status(thm)],[116, 115])).
% 0.23/0.46  tff(118,plain,
% 0.23/0.46      (((~![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))) | (equalish(e_3, e_1) | (~product(e_3, e_2, e_3)) | (~product(e_1, e_2, e_3)))) <=> ((~![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))) | equalish(e_3, e_1) | (~product(e_3, e_2, e_3)) | (~product(e_1, e_2, e_3)))),
% 0.23/0.46      inference(rewrite,[status(thm)],[])).
% 0.23/0.46  tff(119,plain,
% 0.23/0.46      ((equalish(e_3, e_1) | (~product(e_1, e_2, e_3)) | (~product(e_3, e_2, e_3))) <=> (equalish(e_3, e_1) | (~product(e_3, e_2, e_3)) | (~product(e_1, e_2, e_3)))),
% 0.23/0.46      inference(rewrite,[status(thm)],[])).
% 0.23/0.46  tff(120,plain,
% 0.23/0.46      (((~![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))) | (equalish(e_3, e_1) | (~product(e_1, e_2, e_3)) | (~product(e_3, e_2, e_3)))) <=> ((~![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))) | (equalish(e_3, e_1) | (~product(e_3, e_2, e_3)) | (~product(e_1, e_2, e_3))))),
% 0.23/0.46      inference(monotonicity,[status(thm)],[119])).
% 0.23/0.46  tff(121,plain,
% 0.23/0.46      (((~![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))) | (equalish(e_3, e_1) | (~product(e_1, e_2, e_3)) | (~product(e_3, e_2, e_3)))) <=> ((~![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))) | equalish(e_3, e_1) | (~product(e_3, e_2, e_3)) | (~product(e_1, e_2, e_3)))),
% 0.23/0.46      inference(transitivity,[status(thm)],[120, 118])).
% 0.23/0.46  tff(122,plain,
% 0.23/0.46      ((~![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))) | (equalish(e_3, e_1) | (~product(e_1, e_2, e_3)) | (~product(e_3, e_2, e_3)))),
% 0.23/0.46      inference(quant_inst,[status(thm)],[])).
% 0.23/0.46  tff(123,plain,
% 0.23/0.46      ((~![W: $i, Z: $i, Y: $i, X: $i] : (equalish(W, Z) | (~product(Z, Y, X)) | (~product(W, Y, X)))) | equalish(e_3, e_1) | (~product(e_3, e_2, e_3)) | (~product(e_1, e_2, e_3))),
% 0.23/0.46      inference(modus_ponens,[status(thm)],[122, 121])).
% 0.23/0.46  tff(124,plain,
% 0.23/0.46      ($false),
% 0.23/0.46      inference(unit_resolution,[status(thm)],[123, 117, 22, 96, 114])).
% 0.23/0.46  % SZS output end Proof
%------------------------------------------------------------------------------