%   ORIGINAL: h4/list/EVERY2__THM_c0
% Assm: HL_TRUTH: T
% Assm: HL_FALSITY: ~F
% Assm: HL_BOOL_CASES: !t. (t <=> T) \/ (t <=> F)
% Assm: HL_EXT: !f g. (!x. f x = g x) ==> f = g
% Assm: h4/bool/TRUTH: T
% Assm: h4/bool/REFL__CLAUSE: !x. x = x <=> T
% Assm: h4/list/LIST__REL__NIL_c0: !x R. h4/list/LIST__REL R h4/list/NIL x <=> x = h4/list/NIL
% Goal: !ys P. h4/list/LIST__REL P h4/list/NIL ys <=> ys = h4/list/NIL
%   PROCESSED
% Assm [HLu_TRUTH]: T
% Assm [HLu_FALSITY]: ~F
% Assm [HLu_BOOLu_CASES]: !t. (t <=> T) \/ (t <=> F)
% Assm [HLu_EXT]: !f g. (!x. happ f x = happ g x) ==> f = g
% Assm [h4s_bools_TRUTH]: T
% Assm [h4s_bools_REFLu_u_CLAUSE]: !x. x = x <=> T
% Assm [h4s_lists_LISTu_u_RELu_u_NILu_c0]: !x R. h4/list/LIST__REL R h4/list/NIL x <=> x = h4/list/NIL
% Goal: !ys P. h4/list/LIST__REL P h4/list/NIL ys <=> ys = h4/list/NIL
fof(aHLu_TRUTH, axiom, p(s(t_bool,t))).
fof(aHLu_FALSITY, axiom, ~ (p(s(t_bool,f)))).
fof(aHLu_BOOLu_CASES, axiom, ![V_t]: (s(t_bool,V_t) = s(t_bool,t) | s(t_bool,V_t) = s(t_bool,f))).
fof(aHLu_EXT, axiom, ![TV_Q248476,TV_Q248472]: ![V_f, V_g]: (![V_x]: s(TV_Q248472,happ(s(t_fun(TV_Q248476,TV_Q248472),V_f),s(TV_Q248476,V_x))) = s(TV_Q248472,happ(s(t_fun(TV_Q248476,TV_Q248472),V_g),s(TV_Q248476,V_x))) => s(t_fun(TV_Q248476,TV_Q248472),V_f) = s(t_fun(TV_Q248476,TV_Q248472),V_g))).
fof(ah4s_bools_TRUTH, axiom, p(s(t_bool,t))).
fof(ah4s_bools_REFLu_u_CLAUSE, axiom, ![TV_u_27a]: ![V_x]: (s(TV_u_27a,V_x) = s(TV_u_27a,V_x) <=> p(s(t_bool,t)))).
fof(ah4s_lists_LISTu_u_RELu_u_NILu_c0, axiom, ![TV_u_27a,TV_u_27b]: ![V_x, V_R]: (p(s(t_bool,h4s_lists_listu_u_rel(s(t_fun(TV_u_27a,t_fun(TV_u_27b,t_bool)),V_R),s(t_h4s_lists_list(TV_u_27a),h4s_lists_nil),s(t_h4s_lists_list(TV_u_27b),V_x)))) <=> s(t_h4s_lists_list(TV_u_27b),V_x) = s(t_h4s_lists_list(TV_u_27b),h4s_lists_nil))).
fof(ch4s_lists_EVERY2u_u_THMu_c0, conjecture, ![TV_u_27a,TV_u_27b]: ![V_ys, V_P]: (p(s(t_bool,h4s_lists_listu_u_rel(s(t_fun(TV_u_27a,t_fun(TV_u_27b,t_bool)),V_P),s(t_h4s_lists_list(TV_u_27a),h4s_lists_nil),s(t_h4s_lists_list(TV_u_27b),V_ys)))) <=> s(t_h4s_lists_list(TV_u_27b),V_ys) = s(t_h4s_lists_list(TV_u_27b),h4s_lists_nil))).
