TPTP Problem File: LAT266-1.p
View Solutions
- Solve Problem
%------------------------------------------------------------------------------
% File : LAT266-1 : TPTP v9.0.0. Released v3.2.0.
% Domain : Analysis
% Problem : Problem about Tarski's fixed point theorem
% Version : [Pau06] axioms : Especial.
% English :
% Refs : [Pau06] Paulson (2006), Email to G. Sutcliffe
% Source : [Pau06]
% Names : Tarski__glb_lower_3 [Pau06]
% Status : Unsatisfiable
% Rating : 0.20 v8.2.0, 0.14 v8.1.0, 0.16 v7.5.0, 0.21 v7.4.0, 0.24 v7.3.0, 0.17 v7.1.0, 0.08 v7.0.0, 0.27 v6.4.0, 0.20 v6.3.0, 0.00 v6.2.0, 0.30 v6.1.0, 0.43 v6.0.0, 0.20 v5.5.0, 0.35 v5.4.0, 0.40 v5.3.0, 0.39 v5.2.0, 0.38 v5.1.0, 0.41 v5.0.0, 0.36 v4.1.0, 0.31 v4.0.1, 0.27 v3.7.0, 0.30 v3.5.0, 0.36 v3.4.0, 0.42 v3.3.0, 0.43 v3.2.0
% Syntax : Number of clauses : 2752 ( 660 unt; 248 nHn;1975 RR)
% Number of literals : 6025 (1293 equ;3084 neg)
% Maximal clause size : 7 ( 2 avg)
% Maximal term depth : 8 ( 1 avg)
% Number of predicates : 89 ( 88 usr; 0 prp; 1-3 aty)
% Number of functors : 251 ( 251 usr; 52 con; 0-18 aty)
% Number of variables : 5750 (1174 sgn)
% SPC : CNF_UNS_RFO_SEQ_NHN
% Comments : The problems in the [Pau06] collection each have very many axioms,
% of which only a small selection are required for the refutation.
% The mission is to find those few axioms, after which a refutation
% can be quite easily found.
%------------------------------------------------------------------------------
include('Axioms/LAT006-1.ax').
include('Axioms/LAT006-0.ax').
include('Axioms/MSC001-1.ax').
include('Axioms/MSC001-0.ax').
%------------------------------------------------------------------------------
cnf(cls_conjecture_0,negated_conjecture,
c_lessequals(v_S,c_Tarski_Opotype_Opset(v_cl,t_a,tc_Product__Type_Ounit),tc_set(t_a)) ).
cnf(cls_conjecture_1,negated_conjecture,
c_in(v_x,v_S,t_a) ).
cnf(cls_conjecture_2,negated_conjecture,
~ c_lessequals(v_S,c_Tarski_Opotype_Opset(c_Tarski_Odual(v_cl,t_a),t_a,tc_Product__Type_Ounit),tc_set(t_a)) ).
%------------------------------------------------------------------------------