TSTP Solution File: NUM027-1 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : NUM027-1 : TPTP v8.1.0. Bugfixed v4.0.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n016.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 : Mon Jul 18 14:23:45 EDT 2022

% Result   : Unsatisfiable 0.19s 0.49s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : -

% Comments : 
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%----WARNING: Could not form TPTP format derivation
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%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : NUM027-1 : TPTP v8.1.0. Bugfixed v4.0.0.
% 0.06/0.13  % Command  : run_spass %d %s
% 0.12/0.33  % Computer : n016.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 : Wed Jul  6 14:10:35 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.19/0.49  
% 0.19/0.49  SPASS V 3.9 
% 0.19/0.49  SPASS beiseite: Proof found.
% 0.19/0.49  % SZS status Theorem
% 0.19/0.49  Problem: /export/starexec/sandbox/benchmark/theBenchmark.p 
% 0.19/0.49  SPASS derived 667 clauses, backtracked 0 clauses, performed 0 splits and kept 415 clauses.
% 0.19/0.49  SPASS allocated 63658 KBytes.
% 0.19/0.49  SPASS spent	0:00:00.14 on the problem.
% 0.19/0.49  		0:00:00.04 for the input.
% 0.19/0.49  		0:00:00.00 for the FLOTTER CNF translation.
% 0.19/0.49  		0:00:00.02 for inferences.
% 0.19/0.49  		0:00:00.00 for the backtracking.
% 0.19/0.49  		0:00:00.06 for the reduction.
% 0.19/0.49  
% 0.19/0.49  
% 0.19/0.49  Here is a proof with depth 2, length 17 :
% 0.19/0.49  % SZS output start Refutation
% 0.19/0.49  4[0:Inp] || equalish(u,v) -> equalish(multiply(u,w),multiply(v,w))*.
% 0.19/0.49  5[0:Inp] || equalish(u,v) less(u,v)* -> .
% 0.19/0.49  6[0:Inp] ||  -> less(u,v)* equalish(u,v) less(v,u)*.
% 0.19/0.49  7[0:Inp] || less(u,u)* -> .
% 0.19/0.49  9[0:Inp] || less(u,v) -> equalish(w,n0) less(multiply(u,w),multiply(v,w))*.
% 0.19/0.49  10[0:Inp] || less(b,a)*l -> .
% 0.19/0.49  11[0:Inp] ||  -> less(multiply(b,c),multiply(a,c))*l.
% 0.19/0.49  12[0:Inp] || equalish(c,n0)*r -> .
% 0.19/0.49  19[0:Inp] || less(u,v)* less(v,w)* -> less(u,w)*.
% 0.19/0.49  51[0:Res:11.0,5.1] || equalish(multiply(b,c),multiply(a,c))*l -> .
% 0.19/0.49  188[0:Res:4.1,51.0] || equalish(b,a)*l -> .
% 0.19/0.49  255[0:Res:6.0,10.0] ||  -> equalish(b,a) less(a,b)*r.
% 0.19/0.49  300[0:MRR:255.0,188.0] ||  -> less(a,b)*r.
% 0.19/0.49  333[0:OCh:19.1,19.0,9.2,11.0] || less(u,b) -> equalish(c,n0) less(multiply(u,c),multiply(a,c))*.
% 0.19/0.49  339[0:MRR:333.1,12.0] || less(u,b) -> less(multiply(u,c),multiply(a,c))*.
% 0.19/0.49  686[0:Res:339.1,7.0] || less(a,b)*r -> .
% 0.19/0.49  700[0:MRR:686.0,300.0] ||  -> .
% 0.19/0.49  % SZS output end Refutation
% 0.19/0.49  Formulae used in the proof : equality_preserved_over_times not_less_and_equal numbers_either_less_or_equal number_not_less_than_itself multiply_lemma b_not_less_than_a b_times_c_less_than_a_times_c prove_c_is_0 transitivity_of_less
% 0.19/0.49  
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