TPTP Problem File: LCL152-1.p
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%--------------------------------------------------------------------------
% File : LCL152-1 : TPTP v9.0.0. Released v1.0.0.
% Domain : Logic Calculi (Wajsberg Algebra)
% Problem : A theorem in the lattice structure of Wajsberg algebras
% Version : [Bon91] (equality) axioms.
% English :
% Refs : [FRT84] Font et al. (1984), Wajsberg Algebras
% : [Bon91] Bonacina (1991), Problems in Lukasiewicz Logic
% Source : [Bon91]
% Names : Lattice structure theorem 12 [Bon91]
% Status : Unsatisfiable
% Rating : 0.38 v9.0.0, 0.50 v8.1.0, 0.44 v7.5.0, 0.40 v7.4.0, 0.44 v7.2.0, 0.50 v7.1.0, 0.57 v7.0.0, 0.43 v6.3.0, 0.33 v6.1.0, 0.40 v6.0.0, 0.67 v5.5.0, 0.81 v5.4.0, 0.80 v5.3.0, 0.83 v5.2.0, 0.75 v5.1.0, 0.71 v5.0.0, 0.57 v4.1.0, 0.67 v4.0.1, 0.50 v4.0.0, 0.67 v3.5.0, 0.50 v3.3.0, 0.57 v3.1.0, 0.78 v2.7.0, 0.67 v2.6.0, 0.86 v2.5.0, 0.80 v2.4.0, 1.00 v2.0.0
% Syntax : Number of clauses : 9 ( 7 unt; 0 nHn; 3 RR)
% Number of literals : 11 ( 9 equ; 3 neg)
% Maximal clause size : 2 ( 1 avg)
% Maximal term depth : 4 ( 2 avg)
% Number of predicates : 2 ( 1 usr; 0 prp; 2-2 aty)
% Number of functors : 8 ( 8 usr; 4 con; 0-2 aty)
% Number of variables : 16 ( 0 sgn)
% SPC : CNF_UNS_RFO_SEQ_HRN
% Comments :
%--------------------------------------------------------------------------
%----Include Wajsberg algebra axioms
include('Axioms/LCL001-0.ax').
%----Include Wajsberg algebra lattice structure axioms
include('Axioms/LCL001-1.ax').
%--------------------------------------------------------------------------
cnf(prove_wajsberg_theorem,negated_conjecture,
implies(big_hat(x,y),z) != implies(implies(x,y),implies(x,z)) ).
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