%------------------------------------------------------------------------------
% File : Z3---4.15.1
% Problem : GRP045-2 : TPTP v9.0.0. Released v1.0.0.
% Transfm : none
% Format : tptp
% Command : run_E %s %d THM
% 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 : Sat Jun 21 05:06:56 AM UTC 2025
% Result : Unsatisfiable 0.55s 0.74s
% Output : Proof 0.55s
% Verified :
% SZS Type : Refutation
% Derivation depth : 10
% Number of leaves : 50
% Syntax : Number of formulae : 111 ( 39 unt; 0 typ; 0 def)
% Number of atoms : 658 ( 0 equ)
% Maximal formula atoms : 16 ( 5 avg)
% Number of connectives : 1009 ( 483 ~; 472 |; 0 &)
% ( 54 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 14 ( 7 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of FOOLs : 21 ( 21 fml; 0 var)
% Number of types : 2 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of predicates : 7 ( 6 usr; 1 prp; 0-3 aty)
% Number of functors : 7 ( 7 usr; 5 con; 0-2 aty)
% Number of variables : 499 ( 463 !; 0 ?; 499 :)
% Comments :
%------------------------------------------------------------------------------
tff(product_type,type,
product: ( $i * $i * $i ) > $o ).
tff(inverse_type,type,
inverse: $i > $i ).
tff(c_type,type,
c: $i ).
tff(multiply_type,type,
multiply: ( $i * $i ) > $i ).
tff(identity_type,type,
identity: $i ).
tff(b_type,type,
b: $i ).
tff(a_type,type,
a: $i ).
tff(equalish_type,type,
equalish: ( $i * $i ) > $o ).
tff(result_type,type,
result: $i ).
tff(1,plain,
^ [Y: $i,X: $i] :
refl(( product(X,Y,multiply(X,Y))
<=> product(X,Y,multiply(X,Y)) )),
inference(bind,[status(th)],[]) ).
tff(2,plain,
( ! [Y: $i,X: $i] : product(X,Y,multiply(X,Y))
<=> ! [Y: $i,X: $i] : product(X,Y,multiply(X,Y)) ),
inference(quant_intro,[status(thm)],[1]) ).
tff(3,plain,
( ! [Y: $i,X: $i] : product(X,Y,multiply(X,Y))
<=> ! [Y: $i,X: $i] : product(X,Y,multiply(X,Y)) ),
inference(rewrite,[status(thm)],[]) ).
tff(4,axiom,
! [Y: $i,X: $i] : product(X,Y,multiply(X,Y)),
file('/export/starexec/sandbox/benchmark/Axioms/GRP005-0.ax',total_function1) ).
tff(5,plain,
! [Y: $i,X: $i] : product(X,Y,multiply(X,Y)),
inference(modus_ponens,[status(thm)],[4,3]) ).
tff(6,plain,
! [Y: $i,X: $i] : product(X,Y,multiply(X,Y)),
inference(skolemize,[status(sab)],[5]) ).
tff(7,plain,
! [Y: $i,X: $i] : product(X,Y,multiply(X,Y)),
inference(modus_ponens,[status(thm)],[6,2]) ).
tff(8,plain,
( ~ ! [Y: $i,X: $i] : product(X,Y,multiply(X,Y))
| product(c,inverse(c),multiply(c,inverse(c))) ),
inference(quant_inst,[status(thm)],[]) ).
tff(9,plain,
product(c,inverse(c),multiply(c,inverse(c))),
inference(unit_resolution,[status(thm)],[8,7]) ).
tff(10,plain,
^ [X: $i] :
refl(( product(identity,X,X)
<=> product(identity,X,X) )),
inference(bind,[status(th)],[]) ).
tff(11,plain,
( ! [X: $i] : product(identity,X,X)
<=> ! [X: $i] : product(identity,X,X) ),
inference(quant_intro,[status(thm)],[10]) ).
tff(12,plain,
( ! [X: $i] : product(identity,X,X)
<=> ! [X: $i] : product(identity,X,X) ),
inference(rewrite,[status(thm)],[]) ).
tff(13,axiom,
! [X: $i] : product(identity,X,X),
file('/export/starexec/sandbox/benchmark/Axioms/GRP005-0.ax',left_identity) ).
tff(14,plain,
! [X: $i] : product(identity,X,X),
inference(modus_ponens,[status(thm)],[13,12]) ).
tff(15,plain,
! [X: $i] : product(identity,X,X),
inference(skolemize,[status(sab)],[14]) ).
tff(16,plain,
! [X: $i] : product(identity,X,X),
inference(modus_ponens,[status(thm)],[15,11]) ).
tff(17,plain,
( ~ ! [X: $i] : product(identity,X,X)
| product(identity,inverse(c),inverse(c)) ),
inference(quant_inst,[status(thm)],[]) ).
tff(18,plain,
product(identity,inverse(c),inverse(c)),
inference(unit_resolution,[status(thm)],[17,16]) ).
tff(19,plain,
^ [X: $i] :
refl(( product(inverse(X),X,identity)
<=> product(inverse(X),X,identity) )),
inference(bind,[status(th)],[]) ).
tff(20,plain,
( ! [X: $i] : product(inverse(X),X,identity)
<=> ! [X: $i] : product(inverse(X),X,identity) ),
inference(quant_intro,[status(thm)],[19]) ).
tff(21,plain,
( ! [X: $i] : product(inverse(X),X,identity)
<=> ! [X: $i] : product(inverse(X),X,identity) ),
inference(rewrite,[status(thm)],[]) ).
tff(22,axiom,
! [X: $i] : product(inverse(X),X,identity),
file('/export/starexec/sandbox/benchmark/Axioms/GRP005-0.ax',left_inverse) ).
tff(23,plain,
! [X: $i] : product(inverse(X),X,identity),
inference(modus_ponens,[status(thm)],[22,21]) ).
tff(24,plain,
! [X: $i] : product(inverse(X),X,identity),
inference(skolemize,[status(sab)],[23]) ).
tff(25,plain,
! [X: $i] : product(inverse(X),X,identity),
inference(modus_ponens,[status(thm)],[24,20]) ).
tff(26,plain,
( ~ ! [X: $i] : product(inverse(X),X,identity)
| product(inverse(c),c,identity) ),
inference(quant_inst,[status(thm)],[]) ).
tff(27,plain,
product(inverse(c),c,identity),
inference(unit_resolution,[status(thm)],[26,25]) ).
tff(28,plain,
^ [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
refl(( ( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) )
<=> ( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) ) )),
inference(bind,[status(th)],[]) ).
tff(29,plain,
( ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) )
<=> ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) ) ),
inference(quant_intro,[status(thm)],[28]) ).
tff(30,plain,
( ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) )
<=> ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) ) ),
inference(rewrite,[status(thm)],[]) ).
tff(31,plain,
^ [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
trans(monotonicity(rewrite(( ( ~ product(X,Y,U)
| ~ product(Y,Z,V)
| ~ product(U,Z,W) )
<=> ( ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) ) )),
( ( ~ product(X,Y,U)
| ~ product(Y,Z,V)
| ~ product(U,Z,W)
| product(X,V,W) )
<=> ( ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| product(X,V,W) ) )),
rewrite(( ( ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| product(X,V,W) )
<=> ( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) ) )),
( ( ~ product(X,Y,U)
| ~ product(Y,Z,V)
| ~ product(U,Z,W)
| product(X,V,W) )
<=> ( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) ) )),
inference(bind,[status(th)],[]) ).
tff(32,plain,
( ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( ~ product(X,Y,U)
| ~ product(Y,Z,V)
| ~ product(U,Z,W)
| product(X,V,W) )
<=> ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) ) ),
inference(quant_intro,[status(thm)],[31]) ).
tff(33,axiom,
! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( ~ product(X,Y,U)
| ~ product(Y,Z,V)
| ~ product(U,Z,W)
| product(X,V,W) ),
file('/export/starexec/sandbox/benchmark/Axioms/GRP005-0.ax',associativity1) ).
tff(34,plain,
! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) ),
inference(modus_ponens,[status(thm)],[33,32]) ).
tff(35,plain,
! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) ),
inference(modus_ponens,[status(thm)],[34,30]) ).
tff(36,plain,
! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) ),
inference(skolemize,[status(sab)],[35]) ).
tff(37,plain,
! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) ),
inference(modus_ponens,[status(thm)],[36,29]) ).
tff(38,plain,
( ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) )
| ~ product(inverse(c),c,identity)
| ~ product(identity,inverse(c),inverse(c))
| ~ product(c,inverse(c),multiply(c,inverse(c)))
| product(inverse(c),multiply(c,inverse(c)),inverse(c)) )
<=> ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) )
| ~ product(inverse(c),c,identity)
| ~ product(identity,inverse(c),inverse(c))
| ~ product(c,inverse(c),multiply(c,inverse(c)))
| product(inverse(c),multiply(c,inverse(c)),inverse(c)) ) ),
inference(rewrite,[status(thm)],[]) ).
tff(39,plain,
( ( product(inverse(c),multiply(c,inverse(c)),inverse(c))
| ~ product(identity,inverse(c),inverse(c))
| ~ product(c,inverse(c),multiply(c,inverse(c)))
| ~ product(inverse(c),c,identity) )
<=> ( ~ product(inverse(c),c,identity)
| ~ product(identity,inverse(c),inverse(c))
| ~ product(c,inverse(c),multiply(c,inverse(c)))
| product(inverse(c),multiply(c,inverse(c)),inverse(c)) ) ),
inference(rewrite,[status(thm)],[]) ).
tff(40,plain,
( ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) )
| product(inverse(c),multiply(c,inverse(c)),inverse(c))
| ~ product(identity,inverse(c),inverse(c))
| ~ product(c,inverse(c),multiply(c,inverse(c)))
| ~ product(inverse(c),c,identity) )
<=> ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) )
| ~ product(inverse(c),c,identity)
| ~ product(identity,inverse(c),inverse(c))
| ~ product(c,inverse(c),multiply(c,inverse(c)))
| product(inverse(c),multiply(c,inverse(c)),inverse(c)) ) ),
inference(monotonicity,[status(thm)],[39]) ).
tff(41,plain,
( ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) )
| product(inverse(c),multiply(c,inverse(c)),inverse(c))
| ~ product(identity,inverse(c),inverse(c))
| ~ product(c,inverse(c),multiply(c,inverse(c)))
| ~ product(inverse(c),c,identity) )
<=> ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) )
| ~ product(inverse(c),c,identity)
| ~ product(identity,inverse(c),inverse(c))
| ~ product(c,inverse(c),multiply(c,inverse(c)))
| product(inverse(c),multiply(c,inverse(c)),inverse(c)) ) ),
inference(transitivity,[status(thm)],[40,38]) ).
tff(42,plain,
( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) )
| product(inverse(c),multiply(c,inverse(c)),inverse(c))
| ~ product(identity,inverse(c),inverse(c))
| ~ product(c,inverse(c),multiply(c,inverse(c)))
| ~ product(inverse(c),c,identity) ),
inference(quant_inst,[status(thm)],[]) ).
tff(43,plain,
( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) )
| ~ product(inverse(c),c,identity)
| ~ product(identity,inverse(c),inverse(c))
| ~ product(c,inverse(c),multiply(c,inverse(c)))
| product(inverse(c),multiply(c,inverse(c)),inverse(c)) ),
inference(modus_ponens,[status(thm)],[42,41]) ).
tff(44,plain,
product(inverse(c),multiply(c,inverse(c)),inverse(c)),
inference(unit_resolution,[status(thm)],[43,37,27,18,9]) ).
tff(45,plain,
( ~ ! [X: $i] : product(identity,X,X)
| product(identity,a,a) ),
inference(quant_inst,[status(thm)],[]) ).
tff(46,plain,
product(identity,a,a),
inference(unit_resolution,[status(thm)],[45,16]) ).
tff(47,plain,
( equalish(a,b)
<=> equalish(a,b) ),
inference(rewrite,[status(thm)],[]) ).
tff(48,axiom,
equalish(a,b),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',a_equals_b) ).
tff(49,plain,
equalish(a,b),
inference(modus_ponens,[status(thm)],[48,47]) ).
tff(50,plain,
^ [W: $i,Z: $i,Y: $i,X: $i] :
refl(( ( ~ product(W,Z,X)
| product(W,Z,Y)
| ~ equalish(X,Y) )
<=> ( ~ product(W,Z,X)
| product(W,Z,Y)
| ~ equalish(X,Y) ) )),
inference(bind,[status(th)],[]) ).
tff(51,plain,
( ! [W: $i,Z: $i,Y: $i,X: $i] :
( ~ product(W,Z,X)
| product(W,Z,Y)
| ~ equalish(X,Y) )
<=> ! [W: $i,Z: $i,Y: $i,X: $i] :
( ~ product(W,Z,X)
| product(W,Z,Y)
| ~ equalish(X,Y) ) ),
inference(quant_intro,[status(thm)],[50]) ).
tff(52,plain,
( ! [W: $i,Z: $i,Y: $i,X: $i] :
( ~ product(W,Z,X)
| product(W,Z,Y)
| ~ equalish(X,Y) )
<=> ! [W: $i,Z: $i,Y: $i,X: $i] :
( ~ product(W,Z,X)
| product(W,Z,Y)
| ~ equalish(X,Y) ) ),
inference(rewrite,[status(thm)],[]) ).
tff(53,plain,
^ [W: $i,Z: $i,Y: $i,X: $i] :
rewrite(( ( ~ equalish(X,Y)
| ~ product(W,Z,X)
| product(W,Z,Y) )
<=> ( ~ product(W,Z,X)
| product(W,Z,Y)
| ~ equalish(X,Y) ) )),
inference(bind,[status(th)],[]) ).
tff(54,plain,
( ! [W: $i,Z: $i,Y: $i,X: $i] :
( ~ equalish(X,Y)
| ~ product(W,Z,X)
| product(W,Z,Y) )
<=> ! [W: $i,Z: $i,Y: $i,X: $i] :
( ~ product(W,Z,X)
| product(W,Z,Y)
| ~ equalish(X,Y) ) ),
inference(quant_intro,[status(thm)],[53]) ).
tff(55,axiom,
! [W: $i,Z: $i,Y: $i,X: $i] :
( ~ equalish(X,Y)
| ~ product(W,Z,X)
| product(W,Z,Y) ),
file('/export/starexec/sandbox/benchmark/Axioms/GRP005-0.ax',product_substitution3) ).
tff(56,plain,
! [W: $i,Z: $i,Y: $i,X: $i] :
( ~ product(W,Z,X)
| product(W,Z,Y)
| ~ equalish(X,Y) ),
inference(modus_ponens,[status(thm)],[55,54]) ).
tff(57,plain,
! [W: $i,Z: $i,Y: $i,X: $i] :
( ~ product(W,Z,X)
| product(W,Z,Y)
| ~ equalish(X,Y) ),
inference(modus_ponens,[status(thm)],[56,52]) ).
tff(58,plain,
! [W: $i,Z: $i,Y: $i,X: $i] :
( ~ product(W,Z,X)
| product(W,Z,Y)
| ~ equalish(X,Y) ),
inference(skolemize,[status(sab)],[57]) ).
tff(59,plain,
! [W: $i,Z: $i,Y: $i,X: $i] :
( ~ product(W,Z,X)
| product(W,Z,Y)
| ~ equalish(X,Y) ),
inference(modus_ponens,[status(thm)],[58,51]) ).
tff(60,plain,
( ( ~ ! [W: $i,Z: $i,Y: $i,X: $i] :
( ~ product(W,Z,X)
| product(W,Z,Y)
| ~ equalish(X,Y) )
| ~ product(identity,a,a)
| ~ equalish(a,b)
| product(identity,a,b) )
<=> ( ~ ! [W: $i,Z: $i,Y: $i,X: $i] :
( ~ product(W,Z,X)
| product(W,Z,Y)
| ~ equalish(X,Y) )
| ~ product(identity,a,a)
| ~ equalish(a,b)
| product(identity,a,b) ) ),
inference(rewrite,[status(thm)],[]) ).
tff(61,plain,
( ( ~ product(identity,a,a)
| product(identity,a,b)
| ~ equalish(a,b) )
<=> ( ~ product(identity,a,a)
| ~ equalish(a,b)
| product(identity,a,b) ) ),
inference(rewrite,[status(thm)],[]) ).
tff(62,plain,
( ( ~ ! [W: $i,Z: $i,Y: $i,X: $i] :
( ~ product(W,Z,X)
| product(W,Z,Y)
| ~ equalish(X,Y) )
| ~ product(identity,a,a)
| product(identity,a,b)
| ~ equalish(a,b) )
<=> ( ~ ! [W: $i,Z: $i,Y: $i,X: $i] :
( ~ product(W,Z,X)
| product(W,Z,Y)
| ~ equalish(X,Y) )
| ~ product(identity,a,a)
| ~ equalish(a,b)
| product(identity,a,b) ) ),
inference(monotonicity,[status(thm)],[61]) ).
tff(63,plain,
( ( ~ ! [W: $i,Z: $i,Y: $i,X: $i] :
( ~ product(W,Z,X)
| product(W,Z,Y)
| ~ equalish(X,Y) )
| ~ product(identity,a,a)
| product(identity,a,b)
| ~ equalish(a,b) )
<=> ( ~ ! [W: $i,Z: $i,Y: $i,X: $i] :
( ~ product(W,Z,X)
| product(W,Z,Y)
| ~ equalish(X,Y) )
| ~ product(identity,a,a)
| ~ equalish(a,b)
| product(identity,a,b) ) ),
inference(transitivity,[status(thm)],[62,60]) ).
tff(64,plain,
( ~ ! [W: $i,Z: $i,Y: $i,X: $i] :
( ~ product(W,Z,X)
| product(W,Z,Y)
| ~ equalish(X,Y) )
| ~ product(identity,a,a)
| product(identity,a,b)
| ~ equalish(a,b) ),
inference(quant_inst,[status(thm)],[]) ).
tff(65,plain,
( ~ ! [W: $i,Z: $i,Y: $i,X: $i] :
( ~ product(W,Z,X)
| product(W,Z,Y)
| ~ equalish(X,Y) )
| ~ product(identity,a,a)
| ~ equalish(a,b)
| product(identity,a,b) ),
inference(modus_ponens,[status(thm)],[64,63]) ).
tff(66,plain,
product(identity,a,b),
inference(unit_resolution,[status(thm)],[65,59,49,46]) ).
tff(67,plain,
( ~ product(c,b,result)
<=> ~ product(c,b,result) ),
inference(rewrite,[status(thm)],[]) ).
tff(68,axiom,
~ product(c,b,result),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_product_with_b) ).
tff(69,plain,
~ product(c,b,result),
inference(modus_ponens,[status(thm)],[68,67]) ).
tff(70,plain,
( product(c,a,result)
<=> product(c,a,result) ),
inference(rewrite,[status(thm)],[]) ).
tff(71,axiom,
product(c,a,result),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',product_with_a) ).
tff(72,plain,
product(c,a,result),
inference(modus_ponens,[status(thm)],[71,70]) ).
tff(73,plain,
( ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) )
| product(c,b,result)
| ~ product(c,a,result)
| ~ product(identity,a,b)
| ~ product(c,identity,c) )
<=> ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) )
| product(c,b,result)
| ~ product(c,a,result)
| ~ product(identity,a,b)
| ~ product(c,identity,c) ) ),
inference(rewrite,[status(thm)],[]) ).
tff(74,plain,
( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) )
| product(c,b,result)
| ~ product(c,a,result)
| ~ product(identity,a,b)
| ~ product(c,identity,c) ),
inference(quant_inst,[status(thm)],[]) ).
tff(75,plain,
( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) )
| product(c,b,result)
| ~ product(c,a,result)
| ~ product(identity,a,b)
| ~ product(c,identity,c) ),
inference(modus_ponens,[status(thm)],[74,73]) ).
tff(76,plain,
~ product(c,identity,c),
inference(unit_resolution,[status(thm)],[75,37,72,69,66]) ).
tff(77,plain,
( ~ ! [X: $i] : product(identity,X,X)
| product(identity,c,c) ),
inference(quant_inst,[status(thm)],[]) ).
tff(78,plain,
product(identity,c,c),
inference(unit_resolution,[status(thm)],[77,16]) ).
tff(79,plain,
( ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) )
| ~ product(c,inverse(c),identity)
| ~ product(inverse(c),c,identity)
| product(c,identity,c)
| ~ product(identity,c,c) )
<=> ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) )
| ~ product(c,inverse(c),identity)
| ~ product(inverse(c),c,identity)
| product(c,identity,c)
| ~ product(identity,c,c) ) ),
inference(rewrite,[status(thm)],[]) ).
tff(80,plain,
( ( product(c,identity,c)
| ~ product(identity,c,c)
| ~ product(inverse(c),c,identity)
| ~ product(c,inverse(c),identity) )
<=> ( ~ product(c,inverse(c),identity)
| ~ product(inverse(c),c,identity)
| product(c,identity,c)
| ~ product(identity,c,c) ) ),
inference(rewrite,[status(thm)],[]) ).
tff(81,plain,
( ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) )
| product(c,identity,c)
| ~ product(identity,c,c)
| ~ product(inverse(c),c,identity)
| ~ product(c,inverse(c),identity) )
<=> ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) )
| ~ product(c,inverse(c),identity)
| ~ product(inverse(c),c,identity)
| product(c,identity,c)
| ~ product(identity,c,c) ) ),
inference(monotonicity,[status(thm)],[80]) ).
tff(82,plain,
( ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) )
| product(c,identity,c)
| ~ product(identity,c,c)
| ~ product(inverse(c),c,identity)
| ~ product(c,inverse(c),identity) )
<=> ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) )
| ~ product(c,inverse(c),identity)
| ~ product(inverse(c),c,identity)
| product(c,identity,c)
| ~ product(identity,c,c) ) ),
inference(transitivity,[status(thm)],[81,79]) ).
tff(83,plain,
( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) )
| product(c,identity,c)
| ~ product(identity,c,c)
| ~ product(inverse(c),c,identity)
| ~ product(c,inverse(c),identity) ),
inference(quant_inst,[status(thm)],[]) ).
tff(84,plain,
( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(X,V,W)
| ~ product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U) )
| ~ product(c,inverse(c),identity)
| ~ product(inverse(c),c,identity)
| product(c,identity,c)
| ~ product(identity,c,c) ),
inference(modus_ponens,[status(thm)],[83,82]) ).
tff(85,plain,
~ product(c,inverse(c),identity),
inference(unit_resolution,[status(thm)],[84,37,27,78,76]) ).
tff(86,plain,
^ [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
refl(( ( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) )
<=> ( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) ) )),
inference(bind,[status(th)],[]) ).
tff(87,plain,
( ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) )
<=> ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) ) ),
inference(quant_intro,[status(thm)],[86]) ).
tff(88,plain,
( ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) )
<=> ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) ) ),
inference(rewrite,[status(thm)],[]) ).
tff(89,plain,
^ [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
trans(monotonicity(rewrite(( ( ~ product(X,Y,U)
| ~ product(Y,Z,V)
| ~ product(X,V,W) )
<=> ( ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) ) )),
( ( ~ product(X,Y,U)
| ~ product(Y,Z,V)
| ~ product(X,V,W)
| product(U,Z,W) )
<=> ( ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W)
| product(U,Z,W) ) )),
rewrite(( ( ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W)
| product(U,Z,W) )
<=> ( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) ) )),
( ( ~ product(X,Y,U)
| ~ product(Y,Z,V)
| ~ product(X,V,W)
| product(U,Z,W) )
<=> ( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) ) )),
inference(bind,[status(th)],[]) ).
tff(90,plain,
( ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( ~ product(X,Y,U)
| ~ product(Y,Z,V)
| ~ product(X,V,W)
| product(U,Z,W) )
<=> ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) ) ),
inference(quant_intro,[status(thm)],[89]) ).
tff(91,axiom,
! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( ~ product(X,Y,U)
| ~ product(Y,Z,V)
| ~ product(X,V,W)
| product(U,Z,W) ),
file('/export/starexec/sandbox/benchmark/Axioms/GRP005-0.ax',associativity2) ).
tff(92,plain,
! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) ),
inference(modus_ponens,[status(thm)],[91,90]) ).
tff(93,plain,
! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) ),
inference(modus_ponens,[status(thm)],[92,88]) ).
tff(94,plain,
! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) ),
inference(skolemize,[status(sab)],[93]) ).
tff(95,plain,
! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) ),
inference(modus_ponens,[status(thm)],[94,87]) ).
tff(96,plain,
( ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) )
| product(c,inverse(c),identity)
| ~ product(identity,multiply(c,inverse(c)),identity)
| ~ product(identity,c,c)
| ~ product(c,inverse(c),multiply(c,inverse(c))) )
<=> ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) )
| product(c,inverse(c),identity)
| ~ product(identity,multiply(c,inverse(c)),identity)
| ~ product(identity,c,c)
| ~ product(c,inverse(c),multiply(c,inverse(c))) ) ),
inference(rewrite,[status(thm)],[]) ).
tff(97,plain,
( ( product(c,inverse(c),identity)
| ~ product(c,inverse(c),multiply(c,inverse(c)))
| ~ product(identity,c,c)
| ~ product(identity,multiply(c,inverse(c)),identity) )
<=> ( product(c,inverse(c),identity)
| ~ product(identity,multiply(c,inverse(c)),identity)
| ~ product(identity,c,c)
| ~ product(c,inverse(c),multiply(c,inverse(c))) ) ),
inference(rewrite,[status(thm)],[]) ).
tff(98,plain,
( ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) )
| product(c,inverse(c),identity)
| ~ product(c,inverse(c),multiply(c,inverse(c)))
| ~ product(identity,c,c)
| ~ product(identity,multiply(c,inverse(c)),identity) )
<=> ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) )
| product(c,inverse(c),identity)
| ~ product(identity,multiply(c,inverse(c)),identity)
| ~ product(identity,c,c)
| ~ product(c,inverse(c),multiply(c,inverse(c))) ) ),
inference(monotonicity,[status(thm)],[97]) ).
tff(99,plain,
( ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) )
| product(c,inverse(c),identity)
| ~ product(c,inverse(c),multiply(c,inverse(c)))
| ~ product(identity,c,c)
| ~ product(identity,multiply(c,inverse(c)),identity) )
<=> ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) )
| product(c,inverse(c),identity)
| ~ product(identity,multiply(c,inverse(c)),identity)
| ~ product(identity,c,c)
| ~ product(c,inverse(c),multiply(c,inverse(c))) ) ),
inference(transitivity,[status(thm)],[98,96]) ).
tff(100,plain,
( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) )
| product(c,inverse(c),identity)
| ~ product(c,inverse(c),multiply(c,inverse(c)))
| ~ product(identity,c,c)
| ~ product(identity,multiply(c,inverse(c)),identity) ),
inference(quant_inst,[status(thm)],[]) ).
tff(101,plain,
( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) )
| product(c,inverse(c),identity)
| ~ product(identity,multiply(c,inverse(c)),identity)
| ~ product(identity,c,c)
| ~ product(c,inverse(c),multiply(c,inverse(c))) ),
inference(modus_ponens,[status(thm)],[100,99]) ).
tff(102,plain,
~ product(identity,multiply(c,inverse(c)),identity),
inference(unit_resolution,[status(thm)],[101,95,78,9,85]) ).
tff(103,plain,
( ~ ! [X: $i] : product(inverse(X),X,identity)
| product(inverse(inverse(c)),inverse(c),identity) ),
inference(quant_inst,[status(thm)],[]) ).
tff(104,plain,
product(inverse(inverse(c)),inverse(c),identity),
inference(unit_resolution,[status(thm)],[103,25]) ).
tff(105,plain,
( ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) )
| product(identity,multiply(c,inverse(c)),identity)
| ~ product(inverse(inverse(c)),inverse(c),identity)
| ~ product(inverse(c),multiply(c,inverse(c)),inverse(c)) )
<=> ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) )
| product(identity,multiply(c,inverse(c)),identity)
| ~ product(inverse(inverse(c)),inverse(c),identity)
| ~ product(inverse(c),multiply(c,inverse(c)),inverse(c)) ) ),
inference(rewrite,[status(thm)],[]) ).
tff(106,plain,
( ( product(identity,multiply(c,inverse(c)),identity)
| ~ product(inverse(c),multiply(c,inverse(c)),inverse(c))
| ~ product(inverse(inverse(c)),inverse(c),identity)
| ~ product(inverse(inverse(c)),inverse(c),identity) )
<=> ( product(identity,multiply(c,inverse(c)),identity)
| ~ product(inverse(inverse(c)),inverse(c),identity)
| ~ product(inverse(c),multiply(c,inverse(c)),inverse(c)) ) ),
inference(rewrite,[status(thm)],[]) ).
tff(107,plain,
( ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) )
| product(identity,multiply(c,inverse(c)),identity)
| ~ product(inverse(c),multiply(c,inverse(c)),inverse(c))
| ~ product(inverse(inverse(c)),inverse(c),identity)
| ~ product(inverse(inverse(c)),inverse(c),identity) )
<=> ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) )
| product(identity,multiply(c,inverse(c)),identity)
| ~ product(inverse(inverse(c)),inverse(c),identity)
| ~ product(inverse(c),multiply(c,inverse(c)),inverse(c)) ) ),
inference(monotonicity,[status(thm)],[106]) ).
tff(108,plain,
( ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) )
| product(identity,multiply(c,inverse(c)),identity)
| ~ product(inverse(c),multiply(c,inverse(c)),inverse(c))
| ~ product(inverse(inverse(c)),inverse(c),identity)
| ~ product(inverse(inverse(c)),inverse(c),identity) )
<=> ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) )
| product(identity,multiply(c,inverse(c)),identity)
| ~ product(inverse(inverse(c)),inverse(c),identity)
| ~ product(inverse(c),multiply(c,inverse(c)),inverse(c)) ) ),
inference(transitivity,[status(thm)],[107,105]) ).
tff(109,plain,
( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) )
| product(identity,multiply(c,inverse(c)),identity)
| ~ product(inverse(c),multiply(c,inverse(c)),inverse(c))
| ~ product(inverse(inverse(c)),inverse(c),identity)
| ~ product(inverse(inverse(c)),inverse(c),identity) ),
inference(quant_inst,[status(thm)],[]) ).
tff(110,plain,
( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
( product(U,Z,W)
| ~ product(Y,Z,V)
| ~ product(X,Y,U)
| ~ product(X,V,W) )
| product(identity,multiply(c,inverse(c)),identity)
| ~ product(inverse(inverse(c)),inverse(c),identity)
| ~ product(inverse(c),multiply(c,inverse(c)),inverse(c)) ),
inference(modus_ponens,[status(thm)],[109,108]) ).
tff(111,plain,
$false,
inference(unit_resolution,[status(thm)],[110,95,104,102,44]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.12 % Problem : GRP045-2 : TPTP v9.0.0. Released v1.0.0.
% 0.12/0.12 % Command : run_E %s %d THM
% 0.12/0.34 % Computer : n001.cluster.edu
% 0.12/0.34 % Model : x86_64 x86_64
% 0.12/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34 % Memory : 8042.1875MB
% 0.12/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34 % CPULimit : 300
% 0.12/0.34 % WCLimit : 300
% 0.12/0.34 % DateTime : Thu Jun 19 15:37:18 EDT 2025
% 0.12/0.34 % CPUTime :
% 0.55/0.74 % SZS status Unsatisfiable
% 0.55/0.74 % SZS output start Proof
% See solution above
% 0.55/0.75 % E exiting
%------------------------------------------------------------------------------