TSTP Solution File: BOO013-4 by Vampire---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire---4.8
% Problem  : BOO013-4 : TPTP v8.1.2. Released v1.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --ignore_missing on --mode portfolio/casc [--schedule casc_hol_2020] -p tptp -om szs -t %d %s

% Computer : n018.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 : Wed Aug 30 18:11:51 EDT 2023

% Result   : Unsatisfiable 0.22s 0.43s
% Output   : Refutation 0.22s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :   11
% Syntax   : Number of formulae    :   29 (  29 unt;   0 def)
%            Number of atoms       :   29 (  28 equ)
%            Maximal formula atoms :    1 (   1 avg)
%            Number of connectives :    2 (   2   ~;   0   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    4 (   2 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    8 (   8 usr;   5 con; 0-2 aty)
%            Number of variables   :   17 (;  17   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f173,plain,
    $false,
    inference(subsumption_resolution,[],[f172,f13]) ).

fof(f13,plain,
    b != sF0,
    inference(definition_folding,[],[f11,f12]) ).

fof(f12,plain,
    inverse(a) = sF0,
    introduced(function_definition,[]) ).

fof(f11,axiom,
    b != inverse(a),
    file('/export/starexec/sandbox2/tmp/tmp.aoAYnXAwmA/Vampire---4.8_31033',prove_a_inverse_is_b) ).

fof(f172,plain,
    b = sF0,
    inference(forward_demodulation,[],[f171,f5]) ).

fof(f5,axiom,
    ! [X0] : add(X0,additive_identity) = X0,
    file('/export/starexec/sandbox2/tmp/tmp.aoAYnXAwmA/Vampire---4.8_31033',additive_id1) ).

fof(f171,plain,
    b = add(sF0,additive_identity),
    inference(forward_demodulation,[],[f170,f10]) ).

fof(f10,axiom,
    additive_identity = multiply(a,b),
    file('/export/starexec/sandbox2/tmp/tmp.aoAYnXAwmA/Vampire---4.8_31033',b_an_additive_identity) ).

fof(f170,plain,
    b = add(sF0,multiply(a,b)),
    inference(forward_demodulation,[],[f169,f2]) ).

fof(f2,axiom,
    ! [X0,X1] : multiply(X0,X1) = multiply(X1,X0),
    file('/export/starexec/sandbox2/tmp/tmp.aoAYnXAwmA/Vampire---4.8_31033',commutativity_of_multiply) ).

fof(f169,plain,
    b = add(sF0,multiply(b,a)),
    inference(forward_demodulation,[],[f161,f1]) ).

fof(f1,axiom,
    ! [X0,X1] : add(X0,X1) = add(X1,X0),
    file('/export/starexec/sandbox2/tmp/tmp.aoAYnXAwmA/Vampire---4.8_31033',commutativity_of_add) ).

fof(f161,plain,
    b = add(multiply(b,a),sF0),
    inference(superposition,[],[f57,f97]) ).

fof(f97,plain,
    sF0 = multiply(b,sF0),
    inference(forward_demodulation,[],[f96,f2]) ).

fof(f96,plain,
    sF0 = multiply(sF0,b),
    inference(forward_demodulation,[],[f79,f19]) ).

fof(f19,plain,
    ! [X0] : add(additive_identity,X0) = X0,
    inference(superposition,[],[f1,f5]) ).

fof(f79,plain,
    sF0 = add(additive_identity,multiply(sF0,b)),
    inference(superposition,[],[f63,f18]) ).

fof(f18,plain,
    additive_identity = multiply(a,sF0),
    inference(superposition,[],[f8,f12]) ).

fof(f8,axiom,
    ! [X0] : additive_identity = multiply(X0,inverse(X0)),
    file('/export/starexec/sandbox2/tmp/tmp.aoAYnXAwmA/Vampire---4.8_31033',multiplicative_inverse1) ).

fof(f63,plain,
    ! [X0] : add(multiply(a,X0),multiply(X0,b)) = X0,
    inference(superposition,[],[f56,f2]) ).

fof(f56,plain,
    ! [X0] : add(multiply(X0,a),multiply(X0,b)) = X0,
    inference(forward_demodulation,[],[f43,f6]) ).

fof(f6,axiom,
    ! [X0] : multiply(X0,multiplicative_identity) = X0,
    file('/export/starexec/sandbox2/tmp/tmp.aoAYnXAwmA/Vampire---4.8_31033',multiplicative_id1) ).

fof(f43,plain,
    ! [X0] : multiply(X0,multiplicative_identity) = add(multiply(X0,a),multiply(X0,b)),
    inference(superposition,[],[f4,f9]) ).

fof(f9,axiom,
    multiplicative_identity = add(a,b),
    file('/export/starexec/sandbox2/tmp/tmp.aoAYnXAwmA/Vampire---4.8_31033',b_a_multiplicative_identity) ).

fof(f4,axiom,
    ! [X2,X0,X1] : multiply(X0,add(X1,X2)) = add(multiply(X0,X1),multiply(X0,X2)),
    file('/export/starexec/sandbox2/tmp/tmp.aoAYnXAwmA/Vampire---4.8_31033',distributivity2) ).

fof(f57,plain,
    ! [X1] : add(multiply(X1,a),multiply(X1,sF0)) = X1,
    inference(forward_demodulation,[],[f44,f6]) ).

fof(f44,plain,
    ! [X1] : multiply(X1,multiplicative_identity) = add(multiply(X1,a),multiply(X1,sF0)),
    inference(superposition,[],[f4,f17]) ).

fof(f17,plain,
    multiplicative_identity = add(a,sF0),
    inference(superposition,[],[f7,f12]) ).

fof(f7,axiom,
    ! [X0] : multiplicative_identity = add(X0,inverse(X0)),
    file('/export/starexec/sandbox2/tmp/tmp.aoAYnXAwmA/Vampire---4.8_31033',additive_inverse1) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.13  % Problem    : BOO013-4 : TPTP v8.1.2. Released v1.1.0.
% 0.00/0.15  % Command    : vampire --ignore_missing on --mode portfolio/casc [--schedule casc_hol_2020] -p tptp -om szs -t %d %s
% 0.15/0.36  % Computer : n018.cluster.edu
% 0.15/0.36  % Model    : x86_64 x86_64
% 0.15/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.36  % Memory   : 8042.1875MB
% 0.15/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.36  % CPULimit   : 300
% 0.15/0.36  % WCLimit    : 300
% 0.15/0.36  % DateTime   : Sun Aug 27 07:58:16 EDT 2023
% 0.15/0.36  % CPUTime    : 
% 0.15/0.36  This is a CNF_UNS_RFO_PEQ_UEQ problem
% 0.15/0.36  Running vampire_casc2023 --mode casc -m 16384 --cores 7 -t 300 /export/starexec/sandbox2/tmp/tmp.aoAYnXAwmA/Vampire---4.8_31033
% 0.15/0.36  % (31140)Running in auto input_syntax mode. Trying TPTP
% 0.22/0.42  % (31143)ott+10_11_av=off:bd=off:drc=off:fde=none:nwc=1.2:to=lpo:tgt=ground_1200 on Vampire---4 for (1200ds/0Mi)
% 0.22/0.42  % (31146)dis+10_7_av=off:drc=off:nwc=1.5:sims=off:sp=scramble:tgt=ground_485 on Vampire---4 for (485ds/0Mi)
% 0.22/0.42  % (31145)ott+10_4_av=off:drc=off:fde=none:nwc=1.2:sims=off:to=lpo:tgt=ground_606 on Vampire---4 for (606ds/0Mi)
% 0.22/0.42  % (31144)ott+10_32_av=off:drc=off:fde=none:nwc=5.0:sp=reverse_weighted_frequency:tgt=full_1200 on Vampire---4 for (1200ds/0Mi)
% 0.22/0.42  % (31142)ott+10_14_av=off:bd=preordered:drc=off:sp=weighted_frequency_1200 on Vampire---4 for (1200ds/0Mi)
% 0.22/0.42  % (31147)lrs+10_50_av=off:bd=off:drc=off:sp=reverse_arity:tgt=ground:stl=62_361 on Vampire---4 for (361ds/0Mi)
% 0.22/0.43  % (31143)First to succeed.
% 0.22/0.43  % (31143)Refutation found. Thanks to Tanya!
% 0.22/0.43  % SZS status Unsatisfiable for Vampire---4
% 0.22/0.43  % SZS output start Proof for Vampire---4
% See solution above
% 0.22/0.43  % (31143)------------------------------
% 0.22/0.43  % (31143)Version: Vampire 4.7 (commit 05ef610bd on 2023-06-21 19:03:17 +0100)
% 0.22/0.43  % (31143)Linked with Z3 4.9.1.0 6ed071b44407cf6623b8d3c0dceb2a8fb7040cee z3-4.8.4-6427-g6ed071b44
% 0.22/0.43  % (31143)Termination reason: Refutation
% 0.22/0.43  
% 0.22/0.43  % (31143)Memory used [KB]: 895
% 0.22/0.43  % (31143)Time elapsed: 0.007 s
% 0.22/0.43  % (31143)------------------------------
% 0.22/0.43  % (31143)------------------------------
% 0.22/0.43  % (31140)Success in time 0.065 s
% 0.22/0.43  % Vampire---4.8 exiting
%------------------------------------------------------------------------------