TPTP Problem File: SYN317+1.p
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% File : SYN317+1 : TPTP v9.0.0. Released v2.0.0.
% Domain : Syntactic
% Problem : Church problem 46.2 (3)
% Version : Especial.
% English :
% Refs : [Chu56] Church (1956), Introduction to Mathematical Logic I
% Source : [Chu56]
% Names : 46.2 (3) [Chu56]
% Status : Theorem
% Rating : 0.00 v4.1.0, 0.06 v4.0.1, 0.05 v3.7.0, 0.33 v3.5.0, 0.12 v3.4.0, 0.08 v3.3.0, 0.00 v3.2.0, 0.11 v3.1.0, 0.00 v2.5.0, 0.33 v2.4.0, 0.33 v2.2.1, 0.00 v2.1.0
% Syntax : Number of formulae : 1 ( 0 unt; 0 def)
% Number of atoms : 4 ( 0 equ)
% Maximal formula atoms : 4 ( 4 avg)
% Number of connectives : 3 ( 0 ~; 0 |; 0 &)
% ( 1 <=>; 2 =>; 0 <=; 0 <~>)
% Maximal formula depth : 5 ( 5 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 2 ( 2 usr; 0 prp; 1-1 aty)
% Number of functors : 0 ( 0 usr; 0 con; --- aty)
% Number of variables : 3 ( 0 !; 3 ?)
% SPC : FOF_THM_EPR_NEQ
% Comments :
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fof(church_46_2_3,conjecture,
( ? [X] :
( big_f(X)
=> big_g(X) )
<=> ? [X,Y] :
( big_f(X)
=> big_g(Y) ) ) ).
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