TPTP Problem File: SYN989^2.p
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% File : SYN989^2 : TPTP v8.2.0. Released v3.7.0.
% Domain : Syntactic
% Problem : All things are true or false
% Version : Especial.
% English :
% Refs :
% Source : [TPTP]
% Names :
% Status : Satisfiable
% Rating : 0.00 v3.7.0
% Syntax : Number of formulae : 1 ( 0 unt; 0 typ; 0 def)
% Number of atoms : 0 ( 0 equ; 0 cnn)
% Maximal formula atoms : 0 ( 0 avg)
% Number of connectives : 2 ( 1 ~; 1 |; 0 &; 0 @)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 4 ( 4 avg)
% Number of types : 1 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of symbols : 0 ( 0 usr; 0 con; --- aty)
% Number of variables : 1 ( 0 ^; 1 !; 0 ?; 1 :)
% SPC : TH0_SAT_NEQ_NAR
% Comments :
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thf(thm,axiom,
! [X: $o] :
( X
| ~ X ) ).
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