TSTP Solution File: GRP590-1 by Moca---0.1

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Moca---0.1
% Problem  : GRP590-1 : TPTP v8.1.0. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : moca.sh %s

% Computer : n023.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 10:56:29 EDT 2022

% Result   : Unsatisfiable 6.02s 6.18s
% Output   : Proof 6.02s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : GRP590-1 : TPTP v8.1.0. Released v2.6.0.
% 0.11/0.13  % Command  : moca.sh %s
% 0.14/0.34  % Computer : n023.cluster.edu
% 0.14/0.34  % Model    : x86_64 x86_64
% 0.14/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34  % Memory   : 8042.1875MB
% 0.14/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34  % CPULimit : 300
% 0.14/0.34  % WCLimit  : 600
% 0.14/0.34  % DateTime : Mon Jun 13 17:37:06 EDT 2022
% 0.19/0.34  % CPUTime  : 
% 6.02/6.18  % SZS status Unsatisfiable
% 6.02/6.18  % SZS output start Proof
% 6.02/6.18  The input problem is unsatisfiable because
% 6.02/6.18  
% 6.02/6.18  [1] the following set of Horn clauses is unsatisfiable:
% 6.02/6.18  
% 6.02/6.18  	double_divide(inverse(double_divide(double_divide(A, B), inverse(double_divide(A, inverse(C))))), B) = C
% 6.02/6.18  	multiply(A, B) = inverse(double_divide(B, A))
% 6.02/6.18  	multiply(multiply(inverse(b2), b2), a2) = a2 ==> \bottom
% 6.02/6.18  
% 6.02/6.18  This holds because
% 6.02/6.18  
% 6.02/6.18  [2] the following E entails the following G (Claessen-Smallbone's transformation (2018)):
% 6.02/6.18  
% 6.02/6.18  E:
% 6.02/6.18  	double_divide(inverse(double_divide(double_divide(A, B), inverse(double_divide(A, inverse(C))))), B) = C
% 6.02/6.18  	f1(a2) = false__
% 6.02/6.18  	f1(multiply(multiply(inverse(b2), b2), a2)) = true__
% 6.02/6.18  	multiply(A, B) = inverse(double_divide(B, A))
% 6.02/6.18  G:
% 6.02/6.18  	true__ = false__
% 6.02/6.18  
% 6.02/6.18  This holds because
% 6.02/6.18  
% 6.02/6.18  [3] E entails the following ordered TRS and the lhs and rhs of G join by the TRS:
% 6.02/6.18  
% 6.02/6.18  	double_divide(X1, inverse(X1)) = double_divide(Y1, inverse(Y1))
% 6.02/6.18  	double_divide(double_divide(X0, double_divide(double_divide(false__, inverse(false__)), double_divide(false__, inverse(false__)))), X0) = double_divide(Y1, inverse(Y1))
% 6.02/6.18  	double_divide(double_divide(X0, inverse(X0)), double_divide(X1, inverse(X1))) = double_divide(Y1, inverse(Y1))
% 6.02/6.18  	double_divide(double_divide(X0, inverse(X0)), double_divide(X1, inverse(X1))) = double_divide(false__, inverse(false__))
% 6.02/6.18  	double_divide(double_divide(X0, inverse(X0)), double_divide(X1, inverse(X1))) = double_divide(inverse(Y1), inverse(inverse(Y1)))
% 6.02/6.18  	double_divide(double_divide(Y0, inverse(Y0)), X0) = double_divide(X0, double_divide(false__, inverse(false__)))
% 6.02/6.18  	double_divide(double_divide(false__, inverse(false__)), X0) = double_divide(X0, double_divide(false__, inverse(false__)))
% 6.02/6.18  	double_divide(double_divide(false__, inverse(false__)), double_divide(false__, inverse(false__))) = double_divide(Y1, inverse(Y1))
% 6.02/6.18  	double_divide(double_divide(inverse(Y0), inverse(inverse(Y0))), double_divide(X1, inverse(X1))) = double_divide(X0, inverse(X0))
% 6.02/6.18  	double_divide(false__, inverse(false__)) = double_divide(Y1, inverse(Y1))
% 6.02/6.18  	double_divide(inverse(Y0), inverse(inverse(Y0))) = inverse(double_divide(X0, inverse(X0)))
% 6.02/6.18  	double_divide(inverse(double_divide(Y0, double_divide(X1, inverse(X1)))), inverse(Y0)) = double_divide(X0, inverse(X0))
% 6.02/6.18  	double_divide(inverse(double_divide(double_divide(inverse(Y1), Y2), inverse(Y1))), Y2) = inverse(double_divide(X0, inverse(X0)))
% 6.02/6.18  	inverse(double_divide(Y1, inverse(Y1))) = double_divide(X0, inverse(X0))
% 6.02/6.18  	inverse(double_divide(double_divide(X0, inverse(X0)), double_divide(X1, inverse(X1)))) = double_divide(Y1, inverse(Y1))
% 6.02/6.18  	inverse(inverse(double_divide(Y1, inverse(Y1)))) = double_divide(X0, inverse(X0))
% 6.02/6.18  	double_divide(double_divide(X0, double_divide(double_divide(false__, inverse(false__)), double_divide(false__, inverse(false__)))), X0) -> double_divide(false__, inverse(false__))
% 6.02/6.18  	double_divide(double_divide(X1, inverse(X1)), inverse(Y1)) -> Y1
% 6.02/6.18  	double_divide(double_divide(double_divide(X0, inverse(X0)), double_divide(X1, inverse(X1))), inverse(Y1)) -> Y1
% 6.02/6.18  	double_divide(double_divide(false__, inverse(false__)), double_divide(false__, inverse(false__))) -> double_divide(false__, inverse(false__))
% 6.02/6.18  	double_divide(inverse(X1), inverse(inverse(double_divide(Y1, inverse(X1))))) -> Y1
% 6.02/6.18  	double_divide(inverse(X2), inverse(inverse(double_divide(double_divide(X0, inverse(Y1)), inverse(double_divide(X0, inverse(X2))))))) -> Y1
% 6.02/6.18  	double_divide(inverse(Y0), inverse(inverse(inverse(inverse(double_divide(X0, inverse(X0))))))) -> Y0
% 6.02/6.18  	double_divide(inverse(Y1), double_divide(X1, inverse(X1))) -> Y1
% 6.02/6.18  	double_divide(inverse(Y1), double_divide(false__, inverse(false__))) -> Y1
% 6.02/6.18  	double_divide(inverse(Y1), inverse(inverse(double_divide(X0, inverse(X0))))) -> Y1
% 6.02/6.18  	double_divide(inverse(Y1), inverse(inverse(inverse(double_divide(X0, inverse(X0)))))) -> Y1
% 6.02/6.18  	double_divide(inverse(double_divide(X1, inverse(Y2))), inverse(X1)) -> Y2
% 6.02/6.18  	double_divide(inverse(double_divide(X2, inverse(double_divide(inverse(double_divide(double_divide(X0, Y1), inverse(double_divide(X0, inverse(X2))))), inverse(Y2))))), Y1) -> Y2
% 6.02/6.18  	double_divide(inverse(double_divide(Y0, inverse(Y0))), inverse(Y3)) -> Y3
% 6.02/6.18  	double_divide(inverse(double_divide(Y0, inverse(double_divide(inverse(double_divide(X1, inverse(Y0))), inverse(Y3))))), inverse(X1)) -> Y3
% 6.02/6.18  	double_divide(inverse(double_divide(Y0, inverse(double_divide(inverse(double_divide(X2, inverse(double_divide(inverse(double_divide(double_divide(X0, Y2), inverse(double_divide(X0, inverse(X2))))), inverse(Y0))))), inverse(Y3))))), Y2) -> Y3
% 6.02/6.18  	double_divide(inverse(double_divide(Y0, inverse(double_divide(inverse(double_divide(X3, inverse(double_divide(inverse(double_divide(X0, inverse(double_divide(inverse(double_divide(double_divide(X1, Y2), inverse(double_divide(X1, inverse(X0))))), inverse(X3))))), inverse(Y0))))), inverse(Y3))))), Y2) -> Y3
% 6.02/6.18  	double_divide(inverse(double_divide(Y0, inverse(double_divide(inverse(double_divide(double_divide(inverse(double_divide(X0, inverse(X0))), Y2), inverse(Y0))), inverse(Y3))))), Y2) -> Y3
% 6.02/6.18  	double_divide(inverse(double_divide(Y0, inverse(double_divide(inverse(double_divide(double_divide(inverse(double_divide(X0, inverse(double_divide(inverse(double_divide(double_divide(X1, inverse(Y0)), inverse(double_divide(X1, inverse(X0))))), inverse(X3))))), Y2), inverse(X3))), inverse(Y3))))), Y2) -> Y3
% 6.02/6.18  	double_divide(inverse(double_divide(Y0, inverse(double_divide(inverse(double_divide(double_divide(inverse(double_divide(double_divide(X0, inverse(Y0)), inverse(double_divide(X0, inverse(X2))))), Y2), inverse(X2))), inverse(Y3))))), Y2) -> Y3
% 6.02/6.18  	double_divide(inverse(double_divide(double_divide(A, B), inverse(double_divide(A, inverse(C))))), B) -> C
% 6.02/6.18  	double_divide(inverse(double_divide(double_divide(X0, inverse(X0)), double_divide(X1, inverse(X1)))), inverse(Y1)) -> Y1
% 6.02/6.18  	double_divide(inverse(double_divide(double_divide(inverse(double_divide(X0, inverse(X0))), Y1), inverse(Y2))), Y1) -> Y2
% 6.02/6.18  	double_divide(inverse(double_divide(double_divide(inverse(double_divide(X0, inverse(double_divide(inverse(double_divide(double_divide(X1, inverse(Y2)), inverse(double_divide(X1, inverse(X0))))), inverse(X3))))), Y1), inverse(X3))), Y1) -> Y2
% 6.02/6.18  	double_divide(inverse(double_divide(double_divide(inverse(double_divide(Y1, inverse(Y2))), Y3), inverse(Y2))), Y3) -> Y1
% 6.02/6.18  	double_divide(inverse(double_divide(double_divide(inverse(double_divide(double_divide(X0, inverse(Y2)), inverse(double_divide(X0, inverse(X2))))), Y1), inverse(X2))), Y1) -> Y2
% 6.02/6.18  	double_divide(inverse(double_divide(double_divide(inverse(double_divide(double_divide(inverse(double_divide(double_divide(X0, inverse(Y2)), inverse(double_divide(X0, inverse(X2))))), inverse(Y1)), inverse(X2))), Y3), inverse(Y2))), Y3) -> Y1
% 6.02/6.18  	double_divide(inverse(double_divide(double_divide(inverse(inverse(double_divide(X0, inverse(X0)))), Y1), inverse(Y2))), Y1) -> Y2
% 6.02/6.18  	double_divide(inverse(double_divide(inverse(double_divide(double_divide(Y1, Y2), inverse(double_divide(Y1, inverse(inverse(double_divide(X0, inverse(X0)))))))), inverse(Y3))), Y2) -> Y3
% 6.02/6.18  	double_divide(inverse(inverse(double_divide(X0, inverse(X0)))), inverse(Y1)) -> Y1
% 6.02/6.18  	double_divide(inverse(inverse(inverse(double_divide(X0, inverse(X0))))), inverse(Y1)) -> Y1
% 6.02/6.18  	double_divide(inverse(inverse(inverse(inverse(double_divide(X0, inverse(X0)))))), inverse(Y1)) -> Y1
% 6.02/6.18  	f1(a2) -> false__
% 6.02/6.18  	f1(inverse(double_divide(a2, inverse(double_divide(b2, inverse(b2)))))) -> true__
% 6.02/6.18  	f1(multiply(multiply(inverse(b2), b2), a2)) -> true__
% 6.02/6.18  	inverse(double_divide(Y0, double_divide(X1, inverse(X1)))) -> Y0
% 6.02/6.18  	inverse(double_divide(Y0, inverse(X1))) -> double_divide(inverse(Y0), inverse(inverse(X1)))
% 6.02/6.18  	inverse(double_divide(Y1, inverse(double_divide(X0, inverse(X0))))) -> Y1
% 6.02/6.18  	multiply(A, B) -> inverse(double_divide(B, A))
% 6.02/6.18  	true__ -> false__
% 6.02/6.18  with the LPO induced by
% 6.02/6.18  	b2 > a2 > f1 > multiply > inverse > double_divide > true__ > false__
% 6.02/6.18  
% 6.02/6.18  % SZS output end Proof
% 6.02/6.18  
%------------------------------------------------------------------------------