TPTP Problem File: NUM781^2.p
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% File : NUM781^2 : TPTP v9.0.0. Released v5.1.0.
% Domain : Number Theory
% Problem : Landau theorem 79
% Version : Especial.
% English :
% Refs : [Lan30] Landau (1930), Grundlagen der Analysis
% : [Bro09] Brown (2009), Email to Geoff Sutcliffe
% Source : [Bro09]
% Names : tps_0053 [Bro09]
% Status : Theorem
% Rating : 0.00 v6.0.0, 0.14 v5.5.0, 0.17 v5.4.0, 0.20 v5.1.0
% Syntax : Number of formulae : 2 ( 0 unt; 1 typ; 0 def)
% Number of atoms : 2 ( 2 equ; 0 cnn)
% Maximal formula atoms : 2 ( 2 avg)
% Number of connectives : 1 ( 0 ~; 0 |; 0 &; 0 @)
% ( 0 <=>; 1 =>; 0 <=; 0 <~>)
% Maximal formula depth : 4 ( 4 avg)
% Number of types : 1 ( 1 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of symbols : 1 ( 0 usr; 0 con; 2-2 aty)
% Number of variables : 2 ( 0 ^; 2 !; 0 ?; 2 :)
% 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/
% : TPS problem from TTTP-NATS-THMS
% :
% : Renamed from SYO343^5
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thf(a_type,type,
a: $tType ).
thf(cES_eq_,conjecture,
! [A: a,B: a] :
( ( A = B )
=> ( B = A ) ) ).
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