TPTP Problem File: ARI184_1.p
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% File : ARI184_1 : TPTP v9.0.0. Released v5.0.0.
% Domain : Arithmetic
% Problem : Integer: Monotonic function formula 2
% Version : Especial.
% English :
% Refs : [PW06] Prevosto & Waldmann (2006), SPASS+T
% : [Wal10] Waldmann (2010), Email to Geoff Sutcliffe
% Source : [Wal10]
% Names : (19) [PW06]
% Status : Theorem
% Rating : 0.60 v9.0.0, 0.50 v7.5.0, 0.40 v7.4.0, 0.17 v7.3.0, 0.25 v7.1.0, 0.17 v7.0.0, 0.33 v6.4.0, 0.67 v6.3.0, 0.50 v6.2.0, 0.80 v6.1.0, 0.89 v6.0.0, 0.88 v5.4.0, 1.00 v5.3.0, 0.86 v5.2.0, 0.80 v5.1.0, 0.75 v5.0.0
% Syntax : Number of formulae : 2 ( 0 unt; 1 typ; 0 def)
% Number of atoms : 3 ( 0 equ)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 2 ( 0 ~; 0 |; 0 &)
% ( 0 <=>; 2 =>; 0 <=; 0 <~>)
% Maximal formula depth : 5 ( 5 avg)
% Maximal term depth : 4 ( 2 avg)
% Number arithmetic : 10 ( 3 atm; 2 fun; 2 num; 3 var)
% Number of types : 1 ( 0 usr; 1 ari)
% Number of type conns : 1 ( 1 >; 0 *; 0 +; 0 <<)
% Number of predicates : 2 ( 0 usr; 0 prp; 2-2 aty)
% Number of functors : 4 ( 1 usr; 2 con; 0-2 aty)
% Number of variables : 3 ( 3 !; 0 ?; 3 :)
% SPC : TF0_THM_NEQ_ARI
% Comments :
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tff(f_type,type,
f: $int > $int ).
tff(co1,conjecture,
( ! [U: $int,V: $int] :
( $less(U,V)
=> $less(f(U),f(V)) )
=> ! [W: $int] : $greater(f($sum(f(W),2)),$sum(f(f(W)),1)) ) ).
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