TPTP Problem File: SEU955^5.p
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% File : SEU955^5 : TPTP v8.2.0. Released v4.0.0.
% Domain : Set Theory (Functions)
% Problem : TPS problem from FUNCTION-THMS
% Version : Especial.
% English :
% Refs : [Bro09] Brown (2009), Email to Geoff Sutcliffe
% Source : [Bro09]
% Names : tps_0864 [Bro09]
% Status : Theorem
% Rating : 1.00 v5.2.0, 0.80 v4.1.0, 0.67 v4.0.0
% Syntax : Number of formulae : 3 ( 0 unt; 2 typ; 0 def)
% Number of atoms : 2 ( 2 equ; 0 cnn)
% Maximal formula atoms : 2 ( 2 avg)
% Number of connectives : 8 ( 0 ~; 1 |; 0 &; 5 @)
% ( 0 <=>; 2 =>; 0 <=; 0 <~>)
% Maximal formula depth : 7 ( 7 avg)
% Number of types : 3 ( 2 usr)
% Number of type conns : 5 ( 5 >; 0 *; 0 +; 0 <<)
% Number of symbols : 1 ( 0 usr; 0 con; 2-2 aty)
% Number of variables : 9 ( 0 ^; 3 !; 6 ?; 9 :)
% SPC : TH0_THM_EQU_NAR
% Comments : This problem is from the TPS library. Copyright (c) 2009 The TPS
% project in the Department of Mathematical Sciences at Carnegie
% Mellon University. Distributed under the Creative Commons copyleft
% license: http://creativecommons.org/licenses/by-sa/3.0/
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thf(a_type,type,
a: $tType ).
thf(b_type,type,
b: $tType ).
thf(cTHM609_pme,conjecture,
( ? [Xc: ( a > $o ) > a] :
! [X: a > $o] :
( ? [Xt: a] : ( X @ Xt )
=> ( X @ ( Xc @ X ) ) )
=> ( ? [Xg: a > b] :
! [Y: b] :
? [X: a] :
( ( Xg @ X )
= Y )
| ? [Xf: b > a] :
! [Y: a] :
? [X: b] :
( ( Xf @ X )
= Y ) ) ) ).
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