# 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(13, axiom,![X18]:![X19]:((p(s(t_bool,X19))=>p(s(t_bool,X18)))=>((p(s(t_bool,X18))=>p(s(t_bool,X19)))=>s(t_bool,X19)=s(t_bool,X18))),file('i/f/relation/INVOL__ONE__ENO', ah4s_bools_IMPu_u_ANTISYMu_u_AX)).
fof(41, axiom,![X10]:![X17]:(~(?[X8]:p(s(t_bool,happ(s(t_fun(X10,t_bool),X17),s(X10,X8)))))<=>![X8]:~(p(s(t_bool,happ(s(t_fun(X10,t_bool),X17),s(X10,X8)))))),file('i/f/relation/INVOL__ONE__ENO', ah4s_bools_NOTu_u_EXISTSu_u_THM)).
fof(51, axiom,![X1]:![X2]:(p(s(t_bool,h4s_relations_invol(s(t_fun(X1,X1),X2))))<=>![X8]:s(X1,happ(s(t_fun(X1,X1),X2),s(X1,happ(s(t_fun(X1,X1),X2),s(X1,X8)))))=s(X1,X8)),file('i/f/relation/INVOL__ONE__ENO', ah4s_relations_INVOL0)).
fof(53, axiom,![X10]:![X8]:s(X10,happ(s(t_fun(X10,X10),h4s_combins_i),s(X10,X8)))=s(X10,X8),file('i/f/relation/INVOL__ONE__ENO', ah4s_combins_Iu_u_THM)).
# SZS output end CNFRefutation
