TSTP Solution File: SYN079-1 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : SYN079-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%s

% Computer : n027.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 Sep 29 23:53:37 EDT 2022

% Result   : Unsatisfiable 0.20s 0.40s
% Output   : Proof 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    6
%            Number of leaves      :   17
% Syntax   : Number of formulae    :   27 (   8 unt;   5 typ;   0 def)
%            Number of atoms       :   77 (   0 equ)
%            Maximal formula atoms :   12 (   3 avg)
%            Number of connectives :  104 (  50   ~;  46   |;   0   &)
%                                         (   8 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   5 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of FOOLs       :    1 (   1 fml;   0 var)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    4 (   2   >;   2   *;   0   +;   0  <<)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   3 con; 0-2 aty)
%            Number of variables   :   48 (  45   !;   0   ?;  48   :)

% Comments : 
%------------------------------------------------------------------------------
tff(big_f_type,type,
    big_f: ( $i * $i ) > $o ).

tff(f_type,type,
    f: ( $i * $i ) > $i ).

tff(c_type,type,
    c: $i ).

tff(a_type,type,
    a: $i ).

tff(b_type,type,
    b: $i ).

tff(1,plain,
    ( ~ big_f(f(a,b),f(a,c))
  <=> ~ big_f(f(a,b),f(a,c)) ),
    inference(rewrite,[status(thm)],]) ).

tff(2,axiom,
    ~ big_f(f(a,b),f(a,c)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this) ).

tff(3,plain,
    ~ big_f(f(a,b),f(a,c)),
    inference(modus_ponens,[status(thm)],[2,1]) ).

tff(4,plain,
    ( ! [Z: $i,Y: $i,X: $i] :
        ( big_f(X,Z)
        | ~ big_f(Y,Z)
        | ~ big_f(X,Y) )
  <=> ! [Z: $i,Y: $i,X: $i] :
        ( big_f(X,Z)
        | ~ big_f(Y,Z)
        | ~ big_f(X,Y) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(5,plain,
    ( ! [Z: $i,Y: $i,X: $i] :
        ( big_f(X,Z)
        | ~ big_f(Y,Z)
        | ~ big_f(X,Y) )
  <=> ! [Z: $i,Y: $i,X: $i] :
        ( big_f(X,Z)
        | ~ big_f(Y,Z)
        | ~ big_f(X,Y) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(6,plain,
    ^ [Z: $i,Y: $i,X: $i] :
      rewrite(
        ( ( ~ big_f(X,Y)
          | ~ big_f(Y,Z)
          | big_f(X,Z) )
      <=> ( big_f(X,Z)
          | ~ big_f(Y,Z)
          | ~ big_f(X,Y) ) )),
    inference(bind,[status(th)],]) ).

tff(7,plain,
    ( ! [Z: $i,Y: $i,X: $i] :
        ( ~ big_f(X,Y)
        | ~ big_f(Y,Z)
        | big_f(X,Z) )
  <=> ! [Z: $i,Y: $i,X: $i] :
        ( big_f(X,Z)
        | ~ big_f(Y,Z)
        | ~ big_f(X,Y) ) ),
    inference(quant_intro,[status(thm)],[6]) ).

tff(8,axiom,
    ! [Z: $i,Y: $i,X: $i] :
      ( ~ big_f(X,Y)
      | ~ big_f(Y,Z)
      | big_f(X,Z) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause_3) ).

tff(9,plain,
    ! [Z: $i,Y: $i,X: $i] :
      ( big_f(X,Z)
      | ~ big_f(Y,Z)
      | ~ big_f(X,Y) ),
    inference(modus_ponens,[status(thm)],[8,7]) ).

tff(10,plain,
    ! [Z: $i,Y: $i,X: $i] :
      ( big_f(X,Z)
      | ~ big_f(Y,Z)
      | ~ big_f(X,Y) ),
    inference(modus_ponens,[status(thm)],[9,5]) ).

tff(11,plain,
    ! [Z: $i,Y: $i,X: $i] :
      ( big_f(X,Z)
      | ~ big_f(Y,Z)
      | ~ big_f(X,Y) ),
    inference(skolemize,[status(sab)],[10]) ).

tff(12,plain,
    ! [Z: $i,Y: $i,X: $i] :
      ( big_f(X,Z)
      | ~ big_f(Y,Z)
      | ~ big_f(X,Y) ),
    inference(modus_ponens,[status(thm)],[11,4]) ).

tff(13,plain,
    ( big_f(f(b,c),f(a,c))
  <=> big_f(f(b,c),f(a,c)) ),
    inference(rewrite,[status(thm)],]) ).

tff(14,axiom,
    big_f(f(b,c),f(a,c)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause_2) ).

tff(15,plain,
    big_f(f(b,c),f(a,c)),
    inference(modus_ponens,[status(thm)],[14,13]) ).

tff(16,plain,
    ( big_f(f(a,b),f(b,c))
  <=> big_f(f(a,b),f(b,c)) ),
    inference(rewrite,[status(thm)],]) ).

tff(17,axiom,
    big_f(f(a,b),f(b,c)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause_1) ).

tff(18,plain,
    big_f(f(a,b),f(b,c)),
    inference(modus_ponens,[status(thm)],[17,16]) ).

tff(19,plain,
    ( ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( big_f(X,Z)
            | ~ big_f(Y,Z)
            | ~ big_f(X,Y) )
      | big_f(f(a,b),f(a,c))
      | ~ big_f(f(b,c),f(a,c))
      | ~ big_f(f(a,b),f(b,c)) )
  <=> ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( big_f(X,Z)
            | ~ big_f(Y,Z)
            | ~ big_f(X,Y) )
      | big_f(f(a,b),f(a,c))
      | ~ big_f(f(b,c),f(a,c))
      | ~ big_f(f(a,b),f(b,c)) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(20,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] :
          ( big_f(X,Z)
          | ~ big_f(Y,Z)
          | ~ big_f(X,Y) )
    | big_f(f(a,b),f(a,c))
    | ~ big_f(f(b,c),f(a,c))
    | ~ big_f(f(a,b),f(b,c)) ),
    inference(quant_inst,[status(thm)],]) ).

tff(21,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] :
          ( big_f(X,Z)
          | ~ big_f(Y,Z)
          | ~ big_f(X,Y) )
    | big_f(f(a,b),f(a,c))
    | ~ big_f(f(b,c),f(a,c))
    | ~ big_f(f(a,b),f(b,c)) ),
    inference(modus_ponens,[status(thm)],[20,19]) ).

tff(22,plain,
    $false,
    inference(unit_resolution,[status(thm)],[21,18,15,12,3]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.13  % Problem  : SYN079-1 : TPTP v8.1.0. Released v1.0.0.
% 0.03/0.14  % Command  : z3_tptp -proof -model -t:%d -file:%s
% 0.13/0.35  % Computer : n027.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 300
% 0.13/0.35  % DateTime : Mon Sep  5 01:54:07 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.13/0.36  Z3tptp [4.8.9.0] (c) 2006-20**. Microsoft Corp.
% 0.13/0.36  Usage: tptp [options] [-file:]file
% 0.13/0.36    -h, -?       prints this message.
% 0.13/0.36    -smt2        print SMT-LIB2 benchmark.
% 0.13/0.36    -m, -model   generate model.
% 0.13/0.36    -p, -proof   generate proof.
% 0.13/0.36    -c, -core    generate unsat core of named formulas.
% 0.13/0.36    -st, -statistics display statistics.
% 0.13/0.36    -t:timeout   set timeout (in second).
% 0.13/0.36    -smt2status  display status in smt2 format instead of SZS.
% 0.13/0.36    -check_status check the status produced by Z3 against annotation in benchmark.
% 0.13/0.36    -<param>:<value> configuration parameter and value.
% 0.13/0.36    -o:<output-file> file to place output in.
% 0.20/0.40  % SZS status Unsatisfiable
% 0.20/0.40  % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------