# SZS status Theorem
# SZS status Theorem
# SZS output start CNFRefutation.
fof(1, conjecture,![X1]:![X2]:~(p(s(t_bool,h4s_bools_in(s(X1,X2),s(t_fun(X1,t_bool),h4s_predu_u_sets_empty))))),file('i/f/pred_set/NOT__IN__EMPTY', ch4s_predu_u_sets_NOTu_u_INu_u_EMPTY)).
fof(3, axiom,~(p(s(t_bool,f))),file('i/f/pred_set/NOT__IN__EMPTY', aHLu_FALSITY)).
fof(7, axiom,![X1]:![X2]:![X8]:s(t_bool,h4s_bools_in(s(X1,X2),s(t_fun(X1,t_bool),X8)))=s(t_bool,happ(s(t_fun(X1,t_bool),X8),s(X1,X2))),file('i/f/pred_set/NOT__IN__EMPTY', ah4s_predu_u_sets_SPECIFICATION)).
fof(8, axiom,![X1]:![X2]:s(t_bool,happ(s(t_fun(X1,t_bool),h4s_predu_u_sets_empty),s(X1,X2)))=s(t_bool,f),file('i/f/pred_set/NOT__IN__EMPTY', ah4s_predu_u_sets_EMPTYu_u_DEF)).
# SZS output end CNFRefutation
