TPTP Problem File: SYO306^5.p
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% File : SYO306^5 : TPTP v9.0.0. Released v4.0.0.
% Domain : Syntactic
% Problem : TPS problem from BASIC-HO-THMS
% Version : Especial.
% English :
% Refs : [Bro09] Brown (2009), Email to Geoff Sutcliffe
% Source : [Bro09]
% Names : tps_0826 [Bro09]
% Status : Theorem
% Rating : 0.00 v6.2.0, 0.17 v6.1.0, 0.00 v4.0.0
% Syntax : Number of formulae : 3 ( 0 unt; 2 typ; 0 def)
% Number of atoms : 4 ( 0 equ; 0 cnn)
% Maximal formula atoms : 4 ( 4 avg)
% Number of connectives : 11 ( 0 ~; 0 |; 2 &; 6 @)
% ( 0 <=>; 3 =>; 0 <=; 0 <~>)
% Maximal formula depth : 6 ( 6 avg)
% Number of types : 2 ( 0 usr)
% Number of type conns : 3 ( 3 >; 0 *; 0 +; 0 <<)
% Number of symbols : 2 ( 2 usr; 0 con; 1-1 aty)
% Number of variables : 5 ( 0 ^; 5 !; 0 ?; 5 :)
% SPC : TH0_THM_NEQ_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(cT,type,
cT: $i > $o ).
thf(cS,type,
cS: $i > $o ).
thf(cDUP_BUG_2,conjecture,
( ! [P: $i > $o] :
( ! [Xx: $i] : ( P @ Xx )
=> ! [Xx: $i] : ( P @ Xx ) )
=> ( ! [Xx: $i] :
( ( cS @ Xx )
& ( cT @ Xx ) )
=> ! [Xx: $i] :
( ( cS @ Xx )
& ( cT @ Xx ) ) ) ) ).
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