%------------------------------------------------------------------------------
% File : LisaST---0.9
% Problem : GRP704+1 : TPTP v9.3.1. Released v4.0.0.
% Transfm : none
% Format : tptp:raw
% Command : casc-portfolio.sh -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n011.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8046.5625MB
% OS : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Sun Sep 27 07:24:32 AM UTC 2026
% Result : Theorem 12.84s 2.08s
% Output : CNFRefutation 12.84s
% Verified :
% SZS Type : Refutation
% Derivation depth : 15
% Number of leaves : 9
% Syntax : Number of formulae : 37 ( 24 unt; 0 def)
% Number of atoms : 62 ( 61 equ)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 59 ( 34 ~; 21 |; 4 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 6 ( 3 avg)
% Maximal term depth : 5 ( 2 avg)
% Number of predicates : 2 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 7 ( 7 usr; 5 con; 0-2 aty)
% Number of variables : 44 ( 0 sgn 19 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f01,axiom,
! [X0,X1] : mult(X1,ld(X1,X0)) = X0 ).
fof(f05,axiom,
! [X0] : mult(X0,unit) = X0 ).
fof(f06,axiom,
! [X0] : mult(unit,X0) = X0 ).
fof(f07,axiom,
! [X0,X1,X2] : mult(X2,mult(X1,mult(X1,X0))) = mult(mult(mult(X2,X1),X1),X0) ).
fof(f08,axiom,
! [X0,X1] : mult('op$uc',mult(X1,X0)) = mult(mult('op$uc',X1),X0) ).
fof(f09,axiom,
! [X0,X1] : mult(X1,mult(X0,'op$uc')) = mult(mult(X1,X0),'op$uc') ).
fof(f10,axiom,
! [X0,X1] : mult(X1,mult('op$uc',X0)) = mult(mult(X1,'op$uc'),X0) ).
fof(f13,axiom,
! [X0,X1] : 'op$uf' = mult(X1,mult(X0,ld(mult(X1,X0),'op$uc'))) ).
fof(goals,conjecture,
! [X0,X1] :
( mult(X0,mult('op$uf',X1)) = mult(mult(X0,'op$uf'),X1)
& mult(X0,mult(X1,'op$uf')) = mult(mult(X0,X1),'op$uf')
& mult('op$uf',mult(X0,X1)) = mult(mult('op$uf',X0),X1) ) ).
fof(negated_conjecture,negated_conjecture,
~ ! [X0,X1] :
( mult(X0,mult('op$uf',X1)) = mult(mult(X0,'op$uf'),X1)
& mult(X0,mult(X1,'op$uf')) = mult(mult(X0,X1),'op$uf')
& mult('op$uf',mult(X0,X1)) = mult(mult('op$uf',X0),X1) ),
inference(negate_conjecture,[status(cth)],[goals]) ).
cnf(c0,plain,
mult(X0,ld(X0,X1)) = X1,
inference(clausification,[status(esa)],[f01]) ).
cnf(c4,plain,
mult(X0,unit) = X0,
inference(clausification,[status(esa)],[f05]) ).
cnf(c5,plain,
mult(unit,X0) = X0,
inference(clausification,[status(esa)],[f06]) ).
cnf(c6,plain,
mult(X0,mult(X1,mult(X1,X2))) = mult(mult(mult(X0,X1),X1),X2),
inference(clausification,[status(esa)],[f07]) ).
cnf(c7,plain,
mult('op$uc',mult(X0,X1)) = mult(mult('op$uc',X0),X1),
inference(clausification,[status(esa)],[f08]) ).
cnf(c8,plain,
mult(X0,mult(X1,'op$uc')) = mult(mult(X0,X1),'op$uc'),
inference(clausification,[status(esa)],[f09]) ).
cnf(c9,plain,
mult(X0,mult('op$uc',X1)) = mult(mult(X0,'op$uc'),X1),
inference(clausification,[status(esa)],[f10]) ).
cnf(c12,plain,
'op$uf' = mult(X0,mult(X1,ld(mult(X0,X1),'op$uc'))),
inference(clausification,[status(esa)],[f13]) ).
cnf(c13,plain,
( mult(sK24,mult('op$uf',sK25)) != mult(mult(sK24,'op$uf'),sK25)
| mult(sK24,mult(sK25,'op$uf')) != mult(mult(sK24,sK25),'op$uf')
| mult('op$uf',mult(sK24,sK25)) != mult(mult('op$uf',sK24),sK25) ),
inference(clausification,[status(esa)],[negated_conjecture]) ).
cnf(d0,plain,
mult('op$uc',mult(X0,ld(mult('op$uc',X0),X1))) = X1,
inference(superposition,[status(thm)],[c7,c0]) ).
cnf(d1,plain,
'op$uf' = 'op$uc',
inference(superposition,[status(thm)],[d0,c12]) ).
cnf(d2,plain,
( mult(sK24,mult(sK25,'op$uf')) != mult(mult(sK24,sK25),'op$uf')
| mult(sK24,mult('op$uf',sK25)) != mult(mult(sK24,'op$uf'),sK25)
| mult('op$uc',mult(sK24,sK25)) != mult(mult('op$uf',sK24),sK25) ),
inference(demodulation,[status(thm)],[c13,d1]) ).
cnf(d3,plain,
( mult(sK24,mult(sK25,'op$uf')) != mult(mult(sK24,sK25),'op$uf')
| mult(sK24,mult('op$uf',sK25)) != mult(mult(sK24,'op$uf'),sK25)
| mult('op$uc',mult(sK24,sK25)) != mult(mult('op$uc',sK24),sK25) ),
inference(demodulation,[status(thm)],[d2,d1]) ).
cnf(d4,plain,
( mult(sK24,mult(sK25,'op$uf')) != mult(mult(sK24,sK25),'op$uf')
| mult(sK24,mult('op$uc',sK25)) != mult(mult(sK24,'op$uf'),sK25)
| mult('op$uc',mult(sK24,sK25)) != mult(mult('op$uc',sK24),sK25) ),
inference(demodulation,[status(thm)],[d3,d1]) ).
cnf(d5,plain,
( mult(sK24,mult(sK25,'op$uf')) != mult(mult(sK24,sK25),'op$uf')
| mult(sK24,mult('op$uc',sK25)) != mult(mult(sK24,'op$uc'),sK25)
| mult('op$uc',mult(sK24,sK25)) != mult(mult('op$uc',sK24),sK25) ),
inference(demodulation,[status(thm)],[d4,d1]) ).
cnf(d6,plain,
( mult(sK24,mult(sK25,'op$uc')) != mult(mult(sK24,sK25),'op$uf')
| mult(sK24,mult('op$uc',sK25)) != mult(mult(sK24,'op$uc'),sK25)
| mult('op$uc',mult(sK24,sK25)) != mult(mult('op$uc',sK24),sK25) ),
inference(demodulation,[status(thm)],[d5,d1]) ).
cnf(d7,plain,
( mult(sK24,mult(sK25,'op$uc')) != mult(mult(sK24,sK25),'op$uc')
| mult(sK24,mult('op$uc',sK25)) != mult(mult(sK24,'op$uc'),sK25)
| mult('op$uc',mult(sK24,sK25)) != mult(mult('op$uc',sK24),sK25) ),
inference(demodulation,[status(thm)],[d6,d1]) ).
cnf(d8,plain,
( mult(sK24,mult(sK25,'op$uc')) != mult(mult(sK24,sK25),'op$uc')
| mult(sK24,mult('op$uc',sK25)) != mult(mult(sK24,'op$uc'),sK25)
| mult('op$uc',mult(sK24,sK25)) != mult('op$uc',mult(sK24,sK25)) ),
inference(demodulation,[status(thm)],[d7,c7]) ).
cnf(d9,plain,
( mult(sK24,mult(sK25,'op$uc')) != mult(mult(sK24,sK25),'op$uc')
| mult(sK24,mult('op$uc',sK25)) != mult(sK24,mult('op$uc',sK25))
| mult('op$uc',mult(sK24,sK25)) != mult('op$uc',mult(sK24,sK25)) ),
inference(demodulation,[status(thm)],[d8,c9]) ).
cnf(d10,plain,
( mult(sK24,mult(sK25,'op$uc')) != mult(sK24,mult(sK25,'op$uc'))
| mult(sK24,mult('op$uc',sK25)) != mult(sK24,mult('op$uc',sK25))
| mult('op$uc',mult(sK24,sK25)) != mult('op$uc',mult(sK24,sK25)) ),
inference(demodulation,[status(thm)],[d9,c8]) ).
cnf(d11,plain,
mult(X0,mult(unit,mult(unit,X1))) = mult(mult(X0,unit),X1),
inference(superposition,[status(thm)],[c4,c6]) ).
cnf(d12,plain,
mult(X1,mult(unit,X0)) = mult(mult(X1,unit),X0),
inference(demodulation,[status(thm)],[d11,c5]) ).
cnf(d13,plain,
mult(X1,X0) = mult(mult(X1,unit),X0),
inference(demodulation,[status(thm)],[d12,c5]) ).
cnf(d14,plain,
mult(X0,X1) = mult(X0,X1),
inference(demodulation,[status(thm)],[d13,c4]) ).
cnf(d15,plain,
( mult(sK24,mult(sK25,'op$uc')) != mult(sK24,mult(sK25,'op$uc'))
| mult(sK24,mult('op$uc',sK25)) != mult(sK24,mult('op$uc',sK25)) ),
inference(resolution,[status(thm)],[d14,d10]) ).
cnf(d16,plain,
mult(sK24,mult('op$uc',sK25)) != mult(sK24,mult('op$uc',sK25)),
inference(equality_resolution,[status(thm)],[d15]) ).
cnf(d17,plain,
$false,
inference(resolution,[status(thm)],[d14,d16]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : GRP704+1 : TPTP v9.3.1. Released v4.0.0.
% 0.00/0.03 % Command : casc-portfolio.sh -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.08/0.35 % Computer : n011.cluster.edu
% 0.08/0.35 % Model : x86_64 x86_64
% 0.08/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.35 % Memory : 8046.5625MB
% 0.08/0.35 % OS : Linux 6.8.0-71-generic
% 0.08/0.35 % CPULimit : 300
% 0.08/0.35 % WCLimit : 300
% 0.08/0.35 % DateTime : Fri Sep 25 15:39:14 UTC 2026
% 0.08/0.35 % CPUTime :
% 0.08/0.35 Running casc-portfolio.sh -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 12.84/2.08 % SZS status Theorem for theBenchmark.p
% 12.84/2.08 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
%------------------------------------------------------------------------------