# SZS status Theorem
# SZS status Theorem
# SZS output start CNFRefutation.
fof(1, conjecture,![X1]:![X2]:(p(s(t_bool,h4s_relations_invol(s(t_fun(X1,X1),X2))))=>![X3]:![X4]:(s(X1,happ(s(t_fun(X1,X1),X2),s(X1,X3)))=s(X1,X4)<=>s(X1,X3)=s(X1,happ(s(t_fun(X1,X1),X2),s(X1,X4))))),file('i/f/relation/INVOL__ONE__ENO', ch4s_relations_INVOLu_u_ONEu_u_ENO)).
fof(2, axiom,p(s(t_bool,t)),file('i/f/relation/INVOL__ONE__ENO', aHLu_TRUTH)).
fof(3, axiom,~(p(s(t_bool,f0))),file('i/f/relation/INVOL__ONE__ENO', aHLu_FALSITY)).
fof(4, axiom,![X5]:(s(t_bool,X5)=s(t_bool,t)|s(t_bool,X5)=s(t_bool,f0)),file('i/f/relation/INVOL__ONE__ENO', aHLu_BOOLu_CASES)).
fof(45, axiom,![X1]:![X2]:(p(s(t_bool,h4s_relations_invol(s(t_fun(X1,X1),X2))))<=>![X9]:s(X1,happ(s(t_fun(X1,X1),X2),s(X1,happ(s(t_fun(X1,X1),X2),s(X1,X9)))))=s(X1,X9)),file('i/f/relation/INVOL__ONE__ENO', ah4s_relations_INVOL0)).
# SZS output end CNFRefutation
