TSTP Solution File: GRP665+1 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : GRP665+1 : TPTP v8.1.2. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% 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  : 300s
% DateTime : Thu Aug 31 01:01:16 EDT 2023

% Result   : Theorem 3.09s 1.09s
% Output   : CNFRefutation 3.09s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   13
%            Number of leaves      :    8
% Syntax   : Number of formulae    :   42 (  29 unt;   0 def)
%            Number of atoms       :   68 (  67 equ)
%            Maximal formula atoms :    6 (   1 avg)
%            Number of connectives :   59 (  33   ~;  19   |;   6   &)
%                                         (   0 <=>;   1  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   3 avg)
%            Maximal term depth    :    4 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   3 con; 0-2 aty)
%            Number of variables   :   67 (   0 sgn;  35   !;   4   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f2,axiom,
    ! [X0,X1] : ld(X1,mult(X1,X0)) = X0,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',f02) ).

fof(f4,axiom,
    ! [X0,X1] : rd(mult(X1,X0),X0) = X1,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',f04) ).

fof(f7,axiom,
    ! [X2,X0,X1] : mult(X1,mult(X0,X2)) = mult(rd(mult(X1,X0),X1),mult(X1,X2)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',f07) ).

fof(f8,axiom,
    ! [X2,X0,X1] : mult(mult(X1,X0),X2) = mult(mult(X1,X2),ld(X2,mult(X0,X2))),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',f08) ).

fof(f9,axiom,
    ! [X1] : mult(op_c,X1) = mult(X1,op_c),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',f09) ).

fof(f10,conjecture,
    ! [X3,X4] :
      ( mult(mult(X3,X4),op_c) = mult(X3,mult(X4,op_c))
      & mult(mult(X3,op_c),X4) = mult(X3,mult(op_c,X4))
      & mult(op_c,mult(X3,X4)) = mult(mult(op_c,X3),X4) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',goals) ).

fof(f11,negated_conjecture,
    ~ ! [X3,X4] :
        ( mult(mult(X3,X4),op_c) = mult(X3,mult(X4,op_c))
        & mult(mult(X3,op_c),X4) = mult(X3,mult(op_c,X4))
        & mult(op_c,mult(X3,X4)) = mult(mult(op_c,X3),X4) ),
    inference(negated_conjecture,[],[f10]) ).

fof(f14,plain,
    ! [X0,X1,X2] : mult(X2,mult(X1,X0)) = mult(rd(mult(X2,X1),X2),mult(X2,X0)),
    inference(rectify,[],[f7]) ).

fof(f15,plain,
    ! [X0,X1,X2] : mult(mult(X2,X1),X0) = mult(mult(X2,X0),ld(X0,mult(X1,X0))),
    inference(rectify,[],[f8]) ).

fof(f16,plain,
    ! [X0] : mult(op_c,X0) = mult(X0,op_c),
    inference(rectify,[],[f9]) ).

fof(f17,plain,
    ~ ! [X0,X1] :
        ( mult(mult(X0,X1),op_c) = mult(X0,mult(X1,op_c))
        & mult(mult(X0,op_c),X1) = mult(X0,mult(op_c,X1))
        & mult(op_c,mult(X0,X1)) = mult(mult(op_c,X0),X1) ),
    inference(rectify,[],[f11]) ).

fof(f18,plain,
    ? [X0,X1] :
      ( mult(mult(X0,X1),op_c) != mult(X0,mult(X1,op_c))
      | mult(mult(X0,op_c),X1) != mult(X0,mult(op_c,X1))
      | mult(op_c,mult(X0,X1)) != mult(mult(op_c,X0),X1) ),
    inference(ennf_transformation,[],[f17]) ).

fof(f19,plain,
    ( ? [X0,X1] :
        ( mult(mult(X0,X1),op_c) != mult(X0,mult(X1,op_c))
        | mult(mult(X0,op_c),X1) != mult(X0,mult(op_c,X1))
        | mult(op_c,mult(X0,X1)) != mult(mult(op_c,X0),X1) )
   => ( mult(mult(sK0,sK1),op_c) != mult(sK0,mult(sK1,op_c))
      | mult(mult(sK0,op_c),sK1) != mult(sK0,mult(op_c,sK1))
      | mult(op_c,mult(sK0,sK1)) != mult(mult(op_c,sK0),sK1) ) ),
    introduced(choice_axiom,[]) ).

fof(f20,plain,
    ( mult(mult(sK0,sK1),op_c) != mult(sK0,mult(sK1,op_c))
    | mult(mult(sK0,op_c),sK1) != mult(sK0,mult(op_c,sK1))
    | mult(op_c,mult(sK0,sK1)) != mult(mult(op_c,sK0),sK1) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1])],[f18,f19]) ).

fof(f22,plain,
    ! [X0,X1] : ld(X1,mult(X1,X0)) = X0,
    inference(cnf_transformation,[],[f2]) ).

fof(f24,plain,
    ! [X0,X1] : rd(mult(X1,X0),X0) = X1,
    inference(cnf_transformation,[],[f4]) ).

fof(f27,plain,
    ! [X2,X0,X1] : mult(X2,mult(X1,X0)) = mult(rd(mult(X2,X1),X2),mult(X2,X0)),
    inference(cnf_transformation,[],[f14]) ).

fof(f28,plain,
    ! [X2,X0,X1] : mult(mult(X2,X1),X0) = mult(mult(X2,X0),ld(X0,mult(X1,X0))),
    inference(cnf_transformation,[],[f15]) ).

fof(f29,plain,
    ! [X0] : mult(op_c,X0) = mult(X0,op_c),
    inference(cnf_transformation,[],[f16]) ).

fof(f30,plain,
    ( mult(mult(sK0,sK1),op_c) != mult(sK0,mult(sK1,op_c))
    | mult(mult(sK0,op_c),sK1) != mult(sK0,mult(op_c,sK1))
    | mult(op_c,mult(sK0,sK1)) != mult(mult(op_c,sK0),sK1) ),
    inference(cnf_transformation,[],[f20]) ).

cnf(c_50,plain,
    ld(X0,mult(X0,X1)) = X1,
    inference(cnf_transformation,[],[f22]) ).

cnf(c_52,plain,
    rd(mult(X0,X1),X1) = X0,
    inference(cnf_transformation,[],[f24]) ).

cnf(c_55,plain,
    mult(rd(mult(X0,X1),X0),mult(X0,X2)) = mult(X0,mult(X1,X2)),
    inference(cnf_transformation,[],[f27]) ).

cnf(c_56,plain,
    mult(mult(X0,X1),ld(X1,mult(X2,X1))) = mult(mult(X0,X2),X1),
    inference(cnf_transformation,[],[f28]) ).

cnf(c_57,plain,
    mult(X0,op_c) = mult(op_c,X0),
    inference(cnf_transformation,[],[f29]) ).

cnf(c_58,negated_conjecture,
    ( mult(mult(op_c,sK0),sK1) != mult(op_c,mult(sK0,sK1))
    | mult(mult(sK0,op_c),sK1) != mult(sK0,mult(op_c,sK1))
    | mult(mult(sK0,sK1),op_c) != mult(sK0,mult(sK1,op_c)) ),
    inference(cnf_transformation,[],[f30]) ).

cnf(c_92,plain,
    ( mult(mult(op_c,sK0),sK1) != mult(op_c,mult(sK0,sK1))
    | mult(mult(op_c,sK0),sK1) != mult(sK0,mult(op_c,sK1))
    | mult(op_c,mult(sK0,sK1)) != mult(sK0,mult(op_c,sK1)) ),
    inference(demodulation,[status(thm)],[c_58,c_57]) ).

cnf(c_102,plain,
    ( X0 != X1
    | X2 != X1
    | X2 = X0 ),
    theory(equality) ).

cnf(c_143,plain,
    ( mult(mult(op_c,sK0),sK1) != mult(sK0,mult(op_c,sK1))
    | mult(op_c,mult(sK0,sK1)) != mult(sK0,mult(op_c,sK1)) ),
    inference(backward_subsumption_resolution,[status(thm)],[c_92,c_102]) ).

cnf(c_154,plain,
    ( mult(mult(op_c,sK0),sK1) != mult(sK0,mult(op_c,sK1))
    | mult(op_c,mult(sK0,sK1)) != mult(sK0,mult(op_c,sK1)) ),
    inference(global_subsumption_just,[status(thm)],[c_92,c_143]) ).

cnf(c_182,plain,
    rd(mult(op_c,X0),op_c) = X0,
    inference(superposition,[status(thm)],[c_57,c_52]) ).

cnf(c_183,plain,
    ld(X0,mult(op_c,X0)) = op_c,
    inference(superposition,[status(thm)],[c_57,c_50]) ).

cnf(c_201,plain,
    mult(rd(mult(op_c,X0),op_c),mult(X1,op_c)) = mult(op_c,mult(X0,X1)),
    inference(superposition,[status(thm)],[c_57,c_55]) ).

cnf(c_210,plain,
    mult(X0,mult(X1,op_c)) = mult(op_c,mult(X0,X1)),
    inference(light_normalisation,[status(thm)],[c_201,c_182]) ).

cnf(c_336,plain,
    mult(mult(X0,X1),op_c) = mult(mult(X0,op_c),X1),
    inference(superposition,[status(thm)],[c_183,c_56]) ).

cnf(c_451,plain,
    mult(X0,mult(op_c,X1)) = mult(op_c,mult(X0,X1)),
    inference(superposition,[status(thm)],[c_57,c_210]) ).

cnf(c_479,plain,
    ( mult(mult(op_c,sK0),sK1) != mult(op_c,mult(sK0,sK1))
    | mult(op_c,mult(sK0,sK1)) != mult(op_c,mult(sK0,sK1)) ),
    inference(demodulation,[status(thm)],[c_154,c_451]) ).

cnf(c_480,plain,
    mult(mult(op_c,sK0),sK1) != mult(op_c,mult(sK0,sK1)),
    inference(equality_resolution_simp,[status(thm)],[c_479]) ).

cnf(c_513,plain,
    mult(mult(X0,op_c),X1) = mult(op_c,mult(X0,X1)),
    inference(demodulation,[status(thm)],[c_336,c_57]) ).

cnf(c_520,plain,
    mult(mult(op_c,X0),X1) = mult(op_c,mult(X0,X1)),
    inference(superposition,[status(thm)],[c_57,c_513]) ).

cnf(c_650,plain,
    mult(op_c,mult(sK0,sK1)) != mult(op_c,mult(sK0,sK1)),
    inference(demodulation,[status(thm)],[c_480,c_520]) ).

cnf(c_651,plain,
    $false,
    inference(equality_resolution_simp,[status(thm)],[c_650]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.11  % Problem  : GRP665+1 : TPTP v8.1.2. Released v4.0.0.
% 0.00/0.12  % Command  : run_iprover %s %d THM
% 0.12/0.32  % Computer : n014.cluster.edu
% 0.12/0.32  % Model    : x86_64 x86_64
% 0.12/0.32  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.32  % Memory   : 8042.1875MB
% 0.12/0.32  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.32  % CPULimit : 300
% 0.12/0.32  % WCLimit  : 300
% 0.12/0.32  % DateTime : Mon Aug 28 23:49:00 EDT 2023
% 0.12/0.33  % CPUTime  : 
% 0.17/0.45  Running first-order theorem proving
% 0.17/0.45  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 3.09/1.09  % SZS status Started for theBenchmark.p
% 3.09/1.09  % SZS status Theorem for theBenchmark.p
% 3.09/1.09  
% 3.09/1.09  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 3.09/1.09  
% 3.09/1.09  ------  iProver source info
% 3.09/1.09  
% 3.09/1.09  git: date: 2023-05-31 18:12:56 +0000
% 3.09/1.09  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 3.09/1.09  git: non_committed_changes: false
% 3.09/1.09  git: last_make_outside_of_git: false
% 3.09/1.09  
% 3.09/1.09  ------ Parsing...
% 3.09/1.09  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 3.09/1.09  
% 3.09/1.09  ------ Preprocessing... sup_sim: 1  sf_s  rm: 0 0s  sf_e  pe_s  pe_e 
% 3.09/1.09  
% 3.09/1.09  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 3.09/1.09  
% 3.09/1.09  ------ Preprocessing... sf_s  rm: 0 0s  sf_e 
% 3.09/1.09  ------ Proving...
% 3.09/1.09  ------ Problem Properties 
% 3.09/1.09  
% 3.09/1.09  
% 3.09/1.09  clauses                                 10
% 3.09/1.09  conjectures                             0
% 3.09/1.09  EPR                                     0
% 3.09/1.09  Horn                                    10
% 3.09/1.09  unary                                   9
% 3.09/1.09  binary                                  0
% 3.09/1.09  lits                                    12
% 3.09/1.09  lits eq                                 12
% 3.09/1.09  fd_pure                                 0
% 3.09/1.09  fd_pseudo                               0
% 3.09/1.09  fd_cond                                 0
% 3.09/1.09  fd_pseudo_cond                          0
% 3.09/1.09  AC symbols                              0
% 3.09/1.09  
% 3.09/1.09  ------ Schedule dynamic 5 is on 
% 3.09/1.09  
% 3.09/1.09  ------ no conjectures: strip conj schedule 
% 3.09/1.09  
% 3.09/1.09  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" stripped conjectures Time Limit: 10.
% 3.09/1.09  
% 3.09/1.09  
% 3.09/1.09  ------ 
% 3.09/1.09  Current options:
% 3.09/1.09  ------ 
% 3.09/1.09  
% 3.09/1.09  
% 3.09/1.09  
% 3.09/1.09  
% 3.09/1.09  ------ Proving...
% 3.09/1.09  
% 3.09/1.09  
% 3.09/1.09  % SZS status Theorem for theBenchmark.p
% 3.09/1.09  
% 3.09/1.09  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 3.09/1.09  
% 3.09/1.09  
%------------------------------------------------------------------------------