TSTP Solution File: GRP671-1 by Moca---0.1

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Moca---0.1
% Problem  : GRP671-1 : TPTP v8.1.0. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : moca.sh %s

% Computer : n014.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  : 600s
% DateTime : Sat Jul 16 10:57:42 EDT 2022

% Result   : Unsatisfiable 4.23s 4.30s
% Output   : Proof 4.23s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.11  % Problem  : GRP671-1 : TPTP v8.1.0. Released v4.0.0.
% 0.06/0.12  % Command  : moca.sh %s
% 0.12/0.33  % Computer : n014.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 600
% 0.12/0.33  % DateTime : Mon Jun 13 08:46:52 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 4.23/4.30  % SZS status Unsatisfiable
% 4.23/4.30  % SZS output start Proof
% 4.23/4.30  The input problem is unsatisfiable because
% 4.23/4.30  
% 4.23/4.30  [1] the following set of Horn clauses is unsatisfiable:
% 4.23/4.30  
% 4.23/4.30  	mult(A, ld(A, B)) = B
% 4.23/4.30  	ld(A, mult(A, B)) = B
% 4.23/4.30  	mult(rd(A, B), B) = A
% 4.23/4.30  	rd(mult(A, B), B) = A
% 4.23/4.30  	mult(A, unit) = A
% 4.23/4.30  	mult(unit, A) = A
% 4.23/4.30  	mult(i(A), mult(A, B)) = B
% 4.23/4.30  	mult(mult(A, B), i(B)) = A
% 4.23/4.30  	mult(mult(A, B), mult(C, mult(A, B))) = mult(mult(mult(A, mult(B, C)), A), B)
% 4.23/4.30  	mult(mult(a, b), a) = mult(a, mult(b, a)) ==> \bottom
% 4.23/4.30  
% 4.23/4.30  This holds because
% 4.23/4.30  
% 4.23/4.30  [2] the following E entails the following G (Claessen-Smallbone's transformation (2018)):
% 4.23/4.30  
% 4.23/4.30  E:
% 4.23/4.30  	f1(mult(a, mult(b, a))) = false__
% 4.23/4.30  	f1(mult(mult(a, b), a)) = true__
% 4.23/4.30  	ld(A, mult(A, B)) = B
% 4.23/4.30  	mult(A, ld(A, B)) = B
% 4.23/4.30  	mult(A, unit) = A
% 4.23/4.30  	mult(i(A), mult(A, B)) = B
% 4.23/4.30  	mult(mult(A, B), i(B)) = A
% 4.23/4.30  	mult(mult(A, B), mult(C, mult(A, B))) = mult(mult(mult(A, mult(B, C)), A), B)
% 4.23/4.30  	mult(rd(A, B), B) = A
% 4.23/4.30  	mult(unit, A) = A
% 4.23/4.30  	rd(mult(A, B), B) = A
% 4.23/4.30  G:
% 4.23/4.30  	true__ = false__
% 4.23/4.30  
% 4.23/4.30  This holds because
% 4.23/4.30  
% 4.23/4.30  [3] E entails the following ordered TRS and the lhs and rhs of G join by the TRS:
% 4.23/4.30  
% 4.23/4.30  	ld(X0, X0) = ld(Y0, Y0)
% 4.23/4.30  	ld(X0, X0) = rd(Y0, Y0)
% 4.23/4.30  	ld(X1, X1) = mult(ld(Y1, ld(Y2, Y2)), Y1)
% 4.23/4.30  	ld(X1, X1) = mult(ld(Y1, ld(false__, false__)), Y1)
% 4.23/4.30  	ld(Y0, Y0) = unit
% 4.23/4.30  	ld(false__, false__) = mult(ld(Y1, ld(Y2, Y2)), Y1)
% 4.23/4.30  	mult(ld(X0, Y1), ld(Y1, ld(false__, false__))) = ld(X0, ld(X1, X1))
% 4.23/4.30  	mult(ld(X0, Y1), ld(Y1, ld(false__, false__))) = ld(X0, ld(false__, false__))
% 4.23/4.30  	mult(ld(X0, ld(X1, X1)), X0) = mult(ld(Y0, ld(Y1, Y1)), Y0)
% 4.23/4.30  	mult(ld(Y0, Y1), ld(Y1, ld(X1, X1))) = ld(Y0, ld(Y2, Y2))
% 4.23/4.30  	mult(ld(Y0, Y1), ld(Y1, ld(X1, X1))) = ld(Y0, ld(false__, false__))
% 4.23/4.30  	mult(ld(Y0, ld(X1, X1)), Y1) = ld(Y0, Y1)
% 4.23/4.30  	mult(ld(Y0, ld(false__, false__)), X1) = ld(Y0, X1)
% 4.23/4.30  	mult(ld(Y0, mult(ld(X0, ld(X1, X1)), X0)), Y1) = ld(Y0, Y1)
% 4.23/4.30  	mult(rd(ld(false__, false__), Y0), X1) = ld(Y0, X1)
% 4.23/4.30  	rd(X0, X0) = rd(Y0, Y0)
% 4.23/4.30  	rd(Y1, Y1) = unit
% 4.23/4.30  	f1(mult(a, mult(b, a))) -> false__
% 4.23/4.30  	f1(mult(mult(a, b), a)) -> true__
% 4.23/4.30  	i(Y1) -> rd(ld(false__, false__), Y1)
% 4.23/4.30  	i(i(Y1)) -> Y1
% 4.23/4.30  	i(ld(Y1, Y1)) -> ld(false__, false__)
% 4.23/4.30  	i(ld(false__, false__)) -> ld(false__, false__)
% 4.23/4.30  	ld(A, mult(A, B)) -> B
% 4.23/4.30  	ld(i(Y1), ld(false__, false__)) -> Y1
% 4.23/4.30  	ld(ld(X0, X0), Y0) -> Y0
% 4.23/4.30  	ld(ld(X0, ld(X1, X1)), ld(X0, Y1)) -> Y1
% 4.23/4.30  	ld(ld(X0, ld(false__, false__)), X1) -> mult(X0, X1)
% 4.23/4.30  	ld(ld(Y0, ld(X1, X1)), Y1) -> mult(Y0, Y1)
% 4.23/4.30  	ld(ld(Y1, ld(false__, false__)), ld(false__, false__)) -> Y1
% 4.23/4.30  	ld(mult(X0, X1), X0) -> ld(X1, ld(false__, false__))
% 4.23/4.30  	ld(mult(Y1, X1), mult(Y1, mult(X1, Y1))) -> Y1
% 4.23/4.30  	ld(mult(ld(X0, ld(X1, X1)), X0), Y1) -> Y1
% 4.23/4.30  	ld(rd(X0, Y1), X0) -> Y1
% 4.23/4.30  	ld(unit, Y1) -> Y1
% 4.23/4.30  	mult(A, ld(A, B)) -> B
% 4.23/4.30  	mult(A, unit) -> A
% 4.23/4.30  	mult(X0, mult(rd(ld(false__, false__), X0), Y1)) -> Y1
% 4.23/4.30  	mult(X1, ld(ld(Y0, X1), ld(false__, false__))) -> Y0
% 4.23/4.30  	mult(X1, ld(mult(X0, X1), ld(false__, false__))) -> ld(X0, ld(false__, false__))
% 4.23/4.30  	mult(Y0, i(ld(X0, X0))) -> Y0
% 4.23/4.30  	mult(Y0, i(ld(false__, false__))) -> Y0
% 4.23/4.30  	mult(Y0, i(unit)) -> Y0
% 4.23/4.30  	mult(Y0, ld(X0, X0)) -> Y0
% 4.23/4.30  	mult(Y0, mult(ld(Y0, X1), Y0)) -> mult(X1, Y0)
% 4.23/4.30  	mult(Y0, mult(ld(Y0, false__), ld(false__, ld(false__, false__)))) -> ld(false__, false__)
% 4.23/4.30  	mult(Y0, mult(ld(Y0, ld(X2, X2)), Y1)) -> Y1
% 4.23/4.30  	mult(Y0, mult(ld(Y0, ld(false__, false__)), Y1)) -> Y1
% 4.23/4.30  	mult(Y0, mult(ld(ld(Y1, Y0), false__), ld(false__, ld(false__, false__)))) -> Y1
% 4.23/4.30  	mult(Y0, mult(ld(mult(ld(X0, ld(X1, X1)), X0), false__), ld(false__, ld(false__, false__)))) -> Y0
% 4.23/4.30  	mult(Y0, rd(X0, X0)) -> Y0
% 4.23/4.30  	mult(Y1, i(Y1)) -> ld(false__, false__)
% 4.23/4.30  	mult(Y1, mult(ld(X1, ld(X2, X2)), X1)) -> Y1
% 4.23/4.30  	mult(false__, mult(ld(X0, ld(X1, X1)), X0)) -> false__
% 4.23/4.30  	mult(i(A), mult(A, B)) -> B
% 4.23/4.30  	mult(i(Y0), Y0) -> unit
% 4.23/4.30  	mult(i(ld(X0, X0)), Y0) -> Y0
% 4.23/4.30  	mult(i(ld(false__, false__)), Y0) -> Y0
% 4.23/4.30  	mult(i(unit), Y1) -> Y1
% 4.23/4.30  	mult(ld(X0, X0), Y0) -> Y0
% 4.23/4.30  	mult(ld(X0, ld(false__, false__)), mult(mult(X0, X1), ld(X0, ld(false__, false__)))) -> mult(X1, ld(X0, ld(false__, false__)))
% 4.23/4.30  	mult(ld(Y0, ld(Y2, Y2)), mult(Y0, X1)) -> X1
% 4.23/4.30  	mult(ld(Y0, ld(false__, false__)), mult(Y0, X1)) -> X1
% 4.23/4.30  	mult(ld(Y1, ld(false__, false__)), Y1) -> ld(false__, false__)
% 4.23/4.30  	mult(ld(ld(X1, Y0), false__), ld(false__, ld(false__, false__))) -> ld(Y0, X1)
% 4.23/4.30  	mult(ld(ld(Y2, ld(Y1, Y1)), false__), ld(false__, ld(false__, false__))) -> Y2
% 4.23/4.30  	mult(ld(mult(X0, X1), false__), ld(false__, ld(false__, false__))) -> mult(ld(X1, ld(false__, false__)), ld(X0, ld(false__, false__)))
% 4.23/4.30  	mult(ld(mult(X0, ld(Y0, ld(false__, false__))), false__), ld(false__, ld(false__, false__))) -> mult(Y0, ld(X0, ld(false__, false__)))
% 4.23/4.30  	mult(mult(A, B), i(B)) -> A
% 4.23/4.30  	mult(mult(X0, X1), mult(ld(X1, ld(false__, false__)), mult(X0, X1))) -> mult(X0, mult(X0, X1))
% 4.23/4.30  	mult(mult(X0, ld(Y1, ld(false__, false__))), mult(Y1, mult(X0, ld(Y1, ld(false__, false__))))) -> mult(X0, mult(X0, ld(Y1, ld(false__, false__))))
% 4.23/4.30  	mult(mult(Y0, Y1), ld(Y1, ld(X1, X1))) -> Y0
% 4.23/4.30  	mult(mult(Y0, Y2), Y0) -> mult(Y0, mult(Y2, Y0))
% 4.23/4.30  	mult(mult(Y0, ld(Y1, ld(X1, X1))), Y1) -> Y0
% 4.23/4.30  	mult(mult(Y0, ld(Y1, ld(false__, false__))), Y1) -> Y0
% 4.23/4.30  	mult(mult(Y0, rd(ld(false__, false__), X0)), X0) -> Y0
% 4.23/4.30  	mult(mult(Y1, X1), ld(X1, ld(false__, false__))) -> Y1
% 4.23/4.30  	mult(mult(Y1, mult(X1, Y1)), ld(Y1, ld(false__, false__))) -> mult(Y1, X1)
% 4.23/4.30  	mult(mult(ld(X0, ld(X1, X1)), X0), Y1) -> Y1
% 4.23/4.30  	mult(mult(ld(Y1, false__), ld(false__, ld(false__, false__))), Y1) -> ld(false__, false__)
% 4.23/4.30  	mult(mult(ld(mult(Y1, ld(X1, ld(false__, false__))), false__), ld(false__, ld(false__, false__))), Y1) -> X1
% 4.23/4.30  	mult(mult(mult(A, mult(B, C)), A), B) -> mult(mult(A, B), mult(C, mult(A, B)))
% 4.23/4.30  	mult(mult(mult(Y0, Y1), Y0), Y1) -> mult(mult(Y0, Y1), mult(Y0, Y1))
% 4.23/4.30  	mult(rd(A, B), B) -> A
% 4.23/4.30  	mult(unit, A) -> A
% 4.23/4.30  	rd(X0, Y1) -> mult(X0, ld(Y1, ld(false__, false__)))
% 4.23/4.30  	rd(X1, ld(Y0, X1)) -> Y0
% 4.23/4.30  	rd(X1, mult(X0, X1)) -> ld(X0, ld(false__, false__))
% 4.23/4.30  	rd(Y0, ld(X0, X0)) -> Y0
% 4.23/4.30  	rd(Y0, ld(false__, false__)) -> Y0
% 4.23/4.30  	rd(Y0, unit) -> Y0
% 4.23/4.30  	rd(ld(false__, false__), X0) -> ld(X0, ld(false__, false__))
% 4.23/4.30  	rd(ld(false__, false__), rd(ld(false__, false__), Y1)) -> Y1
% 4.23/4.30  	rd(mult(A, B), B) -> A
% 4.23/4.30  	true__ -> false__
% 4.23/4.30  with the LPO induced by
% 4.23/4.30  	b > a > f1 > i > unit > rd > ld > mult > true__ > false__
% 4.23/4.30  
% 4.23/4.30  % SZS output end Proof
% 4.23/4.30  
%------------------------------------------------------------------------------