# SZS status Theorem
# SZS status Theorem
# SZS output start CNFRefutation.
fof(1, conjecture,![X1]:![X2]:(![X3]:![X4]:![X5]:![X6]:s(t_h4s_lists_list(X1),happ(s(t_fun(t_h4s_nums_num,t_h4s_lists_list(X1)),happ(s(t_fun(t_h4s_lists_list(X1),t_fun(t_h4s_nums_num,t_h4s_lists_list(X1))),happ(s(t_fun(t_h4s_nums_num,t_fun(t_h4s_lists_list(X1),t_fun(t_h4s_nums_num,t_h4s_lists_list(X1)))),happ(s(t_fun(t_bool,t_fun(t_h4s_nums_num,t_fun(t_h4s_lists_list(X1),t_fun(t_h4s_nums_num,t_h4s_lists_list(X1))))),X2),s(t_bool,X3))),s(t_h4s_nums_num,X4))),s(t_h4s_lists_list(X1),X5))),s(t_h4s_nums_num,X6)))=s(t_h4s_lists_list(X1),h4s_bools_cond(s(t_bool,h4s_arithmetics_u_3cu_3d(s(t_h4s_nums_num,X4),s(t_h4s_nums_num,X6))),s(t_h4s_lists_list(X1),h4s_lists_drop(s(t_h4s_nums_num,h4s_arithmetics_u_2d(s(t_h4s_nums_num,X6),s(t_h4s_nums_num,X4))),s(t_h4s_lists_list(X1),X5))),s(t_h4s_lists_list(X1),happ(s(t_fun(t_h4s_lists_list(X1),t_h4s_lists_list(X1)),happ(s(t_fun(t_h4s_nums_num,t_fun(t_h4s_lists_list(X1),t_h4s_lists_list(X1))),h4s_combins_fail(s(t_fun(t_h4s_nums_num,t_fun(t_h4s_lists_list(X1),t_h4s_lists_list(X1))),h4s_richu_u_lists_lastn),s(t_bool,X3))),s(t_h4s_nums_num,X4))),s(t_h4s_lists_list(X1),X5)))))=>![X4]:![X3]:![X5]:s(t_h4s_lists_list(X1),happ(s(t_fun(t_h4s_lists_list(X1),t_h4s_lists_list(X1)),happ(s(t_fun(t_h4s_nums_num,t_fun(t_h4s_lists_list(X1),t_h4s_lists_list(X1))),h4s_richu_u_lists_lastn),s(t_h4s_nums_num,X4))),s(t_h4s_lists_list(X1),X5)))=s(t_h4s_lists_list(X1),h4s_bools_let(s(t_fun(t_h4s_nums_num,t_h4s_lists_list(X1)),happ(s(t_fun(t_h4s_lists_list(X1),t_fun(t_h4s_nums_num,t_h4s_lists_list(X1))),happ(s(t_fun(t_h4s_nums_num,t_fun(t_h4s_lists_list(X1),t_fun(t_h4s_nums_num,t_h4s_lists_list(X1)))),happ(s(t_fun(t_bool,t_fun(t_h4s_nums_num,t_fun(t_h4s_lists_list(X1),t_fun(t_h4s_nums_num,t_h4s_lists_list(X1))))),X2),s(t_bool,X3))),s(t_h4s_nums_num,X4))),s(t_h4s_lists_list(X1),X5))),s(t_h4s_nums_num,h4s_lists_length(s(t_h4s_lists_list(X1),X5)))))),file('i/f/rich_list/LASTN__compute', ch4s_richu_u_lists_LASTNu_u_compute)).
fof(2, axiom,p(s(t_bool,t)),file('i/f/rich_list/LASTN__compute', aHLu_TRUTH)).
fof(4, axiom,![X7]:(s(t_bool,X7)=s(t_bool,t)|s(t_bool,X7)=s(t_bool,f)),file('i/f/rich_list/LASTN__compute', aHLu_BOOLu_CASES)).
fof(13, axiom,![X1]:![X13]:![X14]:s(X1,h4s_bools_cond(s(t_bool,t),s(X1,X14),s(X1,X13)))=s(X1,X14),file('i/f/rich_list/LASTN__compute', ah4s_bools_CONDu_u_CLAUSESu_c0)).
fof(14, axiom,![X1]:![X13]:![X14]:s(X1,h4s_bools_cond(s(t_bool,f),s(X1,X14),s(X1,X13)))=s(X1,X13),file('i/f/rich_list/LASTN__compute', ah4s_bools_CONDu_u_CLAUSESu_c1)).
fof(17, axiom,![X21]:![X1]:![X12]:![X10]:s(X21,h4s_bools_let(s(t_fun(X1,X21),X10),s(X1,X12)))=s(X21,happ(s(t_fun(X1,X21),X10),s(X1,X12))),file('i/f/rich_list/LASTN__compute', ah4s_bools_LETu_u_THM)).
fof(18, axiom,![X1]:![X4]:![X5]:(p(s(t_bool,h4s_arithmetics_u_3cu_3d(s(t_h4s_nums_num,X4),s(t_h4s_nums_num,h4s_lists_length(s(t_h4s_lists_list(X1),X5))))))=>s(t_h4s_lists_list(X1),happ(s(t_fun(t_h4s_lists_list(X1),t_h4s_lists_list(X1)),happ(s(t_fun(t_h4s_nums_num,t_fun(t_h4s_lists_list(X1),t_h4s_lists_list(X1))),h4s_richu_u_lists_lastn),s(t_h4s_nums_num,X4))),s(t_h4s_lists_list(X1),X5)))=s(t_h4s_lists_list(X1),h4s_lists_drop(s(t_h4s_nums_num,h4s_arithmetics_u_2d(s(t_h4s_nums_num,h4s_lists_length(s(t_h4s_lists_list(X1),X5))),s(t_h4s_nums_num,X4))),s(t_h4s_lists_list(X1),X5)))),file('i/f/rich_list/LASTN__compute', ah4s_richu_u_lists_LASTNu_u_DROP)).
fof(19, axiom,![X21]:![X1]:![X12]:![X22]:s(X1,h4s_combins_fail(s(X1,X12),s(X21,X22)))=s(X1,X12),file('i/f/rich_list/LASTN__compute', ah4s_combins_FAILu_u_DEF)).
# SZS output end CNFRefutation
