%   ORIGINAL: h4/Encode/wf__encode__option
% 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/FALSITY: !t. F ==> t
% Assm: h4/bool/AND__CLAUSES_c0: !t. T /\ t <=> t
% Assm: h4/bool/AND__CLAUSES_c2: !t. F /\ t <=> F
% Assm: h4/bool/NOT__CLAUSES_c1: ~T <=> F
% Assm: h4/bool/NOT__CLAUSES_c2: ~F <=> T
% Assm: h4/bool/REFL__CLAUSE: !x. x = x <=> T
% Assm: h4/bool/EQ__SYM__EQ: !y x. x = y <=> y = x
% Assm: h4/bool/EQ__CLAUSES_c0: !t. (T <=> t) <=> t
% Assm: h4/bool/EQ__CLAUSES_c1: !t. (t <=> T) <=> t
% Assm: h4/bool/EQ__CLAUSES_c2: !t. (F <=> t) <=> ~t
% Assm: h4/bool/AND__IMP__INTRO: !t3 t2 t1. t1 ==> t2 ==> t3 <=> t1 /\ t2 ==> t3
% Assm: h4/bool/IMP__CONG: !y_27 y x_27 x. (x <=> x_27) /\ (x_27 ==> (y <=> y_27)) ==> (x ==> y <=> x_27 ==> y_27)
% Assm: h4/option/option__nchotomy: !opt. opt = h4/option/NONE \/ (?x. opt = h4/option/SOME x)
% Assm: h4/option/option__case__def_c0: !v f. h4/option/option__CASE h4/option/NONE v f = v
% Assm: h4/option/option__case__def_c1: !x v f. h4/option/option__CASE (h4/option/SOME x) v f = f x
% Assm: h4/option/SOME__11: !y x. h4/option/SOME x = h4/option/SOME y <=> x = y
% Assm: h4/rich__list/IS__PREFIX_c0: !l. h4/list/isPREFIX h4/list/NIL l <=> T
% Assm: h4/rich__list/IS__PREFIX_c2: !x2 x1 l2 l1. h4/list/isPREFIX (h4/list/CONS x2 l2) (h4/list/CONS x1 l1) <=> x1 = x2 /\ h4/list/isPREFIX l2 l1
% Assm: h4/Encode/wf__encoder__def: !p e. h4/Encode/wf__encoder p e <=> (!x y. p x /\ p y /\ h4/list/isPREFIX (e y) (e x) ==> x = y)
% Assm: h4/Encode/encode__option__def_c0: !xb. h4/Encode/encode__option xb h4/option/NONE = h4/list/CONS F h4/list/NIL
% Assm: h4/Encode/encode__option__def_c1: !xb x. h4/Encode/encode__option xb (h4/option/SOME x) = h4/list/CONS T (xb x)
% Assm: h4/Encode/lift__option__def: !x p. h4/Encode/lift__option p x <=> h4/option/option__CASE x T (\y. p y)
% Goal: !p e. h4/Encode/wf__encoder p e ==> h4/Encode/wf__encoder (h4/Encode/lift__option p) (h4/Encode/encode__option e)
%   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_FALSITY]: !t. F ==> t
% Assm [h4s_bools_ANDu_u_CLAUSESu_c0]: !t. T /\ t <=> t
% Assm [h4s_bools_ANDu_u_CLAUSESu_c2]: !t. F /\ t <=> F
% Assm [h4s_bools_NOTu_u_CLAUSESu_c1]: ~T <=> F
% Assm [h4s_bools_NOTu_u_CLAUSESu_c2]: ~F <=> T
% Assm [h4s_bools_REFLu_u_CLAUSE]: !x. x = x <=> T
% Assm [h4s_bools_EQu_u_SYMu_u_EQ]: !y x. x = y <=> y = x
% Assm [h4s_bools_EQu_u_CLAUSESu_c0]: !t. (T <=> t) <=> t
% Assm [h4s_bools_EQu_u_CLAUSESu_c1]: !t. (t <=> T) <=> t
% Assm [h4s_bools_EQu_u_CLAUSESu_c2]: !t. (F <=> t) <=> ~t
% Assm [h4s_bools_ANDu_u_IMPu_u_INTRO]: !t3 t2 t1. t1 ==> t2 ==> t3 <=> t1 /\ t2 ==> t3
% Assm [h4s_bools_IMPu_u_CONG]: !y_27 y x_27 x. (x <=> x_27) /\ (x_27 ==> (y <=> y_27)) ==> (x ==> y <=> x_27 ==> y_27)
% Assm [h4s_options_optionu_u_nchotomy]: !opt. opt = h4/option/NONE \/ (?x. opt = h4/option/SOME x)
% Assm [h4s_options_optionu_u_caseu_u_defu_c0]: !v f. h4/option/option__CASE h4/option/NONE v f = v
% Assm [h4s_options_optionu_u_caseu_u_defu_c1]: !x v f. h4/option/option__CASE (h4/option/SOME x) v f = happ f x
% Assm [h4s_options_SOMEu_u_11]: !y x. h4/option/SOME x = h4/option/SOME y <=> x = y
% Assm [h4s_richu_u_lists_ISu_u_PREFIXu_c0]: !l. h4/list/isPREFIX h4/list/NIL l <=> T
% Assm [h4s_richu_u_lists_ISu_u_PREFIXu_c2]: !x2 x1 l2 l1. h4/list/isPREFIX (h4/list/CONS x2 l2) (h4/list/CONS x1 l1) <=> x1 = x2 /\ h4/list/isPREFIX l2 l1
% Assm [h4s_Encodes_wfu_u_encoderu_u_def]: !p e. h4/Encode/wf__encoder p e <=> (!x y. happ p x /\ happ p y /\ h4/list/isPREFIX (happ e y) (happ e x) ==> x = y)
% Assm [h4s_Encodes_encodeu_u_optionu_u_defu_c0]: !xb. happ (h4/Encode/encode__option xb) h4/option/NONE = h4/list/CONS F h4/list/NIL
% Assm [h4s_Encodes_encodeu_u_optionu_u_defu_c1]: !xb x. happ (h4/Encode/encode__option xb) (h4/option/SOME x) = h4/list/CONS T (happ xb x)
% Assm [h4s_Encodes_liftu_u_optionu_u_def]: !_0. (!p y. happ (happ _0 p) y <=> happ p y) ==> (!x p. happ (h4/Encode/lift__option p) x <=> h4/option/option__CASE x T (happ _0 p))
% Goal: !p e. h4/Encode/wf__encoder p e ==> h4/Encode/wf__encoder (h4/Encode/lift__option p) (h4/Encode/encode__option e)
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_Q203923,TV_Q203919]: ![V_f, V_g]: (![V_x]: s(TV_Q203919,happ(s(t_fun(TV_Q203923,TV_Q203919),V_f),s(TV_Q203923,V_x))) = s(TV_Q203919,happ(s(t_fun(TV_Q203923,TV_Q203919),V_g),s(TV_Q203923,V_x))) => s(t_fun(TV_Q203923,TV_Q203919),V_f) = s(t_fun(TV_Q203923,TV_Q203919),V_g))).
fof(ah4s_bools_TRUTH, axiom, p(s(t_bool,t))).
fof(ah4s_bools_FALSITY, axiom, ![V_t]: (p(s(t_bool,f)) => p(s(t_bool,V_t)))).
fof(ah4s_bools_ANDu_u_CLAUSESu_c0, axiom, ![V_t]: ((p(s(t_bool,t)) & p(s(t_bool,V_t))) <=> p(s(t_bool,V_t)))).
fof(ah4s_bools_ANDu_u_CLAUSESu_c2, axiom, ![V_t]: ((p(s(t_bool,f)) & p(s(t_bool,V_t))) <=> p(s(t_bool,f)))).
fof(ah4s_bools_NOTu_u_CLAUSESu_c1, axiom, (~ (p(s(t_bool,t))) <=> p(s(t_bool,f)))).
fof(ah4s_bools_NOTu_u_CLAUSESu_c2, axiom, (~ (p(s(t_bool,f))) <=> 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_bools_EQu_u_SYMu_u_EQ, axiom, ![TV_u_27a]: ![V_y, V_x]: (s(TV_u_27a,V_x) = s(TV_u_27a,V_y) <=> s(TV_u_27a,V_y) = s(TV_u_27a,V_x))).
fof(ah4s_bools_EQu_u_CLAUSESu_c0, axiom, ![V_t]: (s(t_bool,t) = s(t_bool,V_t) <=> p(s(t_bool,V_t)))).
fof(ah4s_bools_EQu_u_CLAUSESu_c1, axiom, ![V_t]: (s(t_bool,V_t) = s(t_bool,t) <=> p(s(t_bool,V_t)))).
fof(ah4s_bools_EQu_u_CLAUSESu_c2, axiom, ![V_t]: (s(t_bool,f) = s(t_bool,V_t) <=> ~ (p(s(t_bool,V_t))))).
fof(ah4s_bools_ANDu_u_IMPu_u_INTRO, axiom, ![V_t3, V_t2, V_t1]: ((p(s(t_bool,V_t1)) => (p(s(t_bool,V_t2)) => p(s(t_bool,V_t3)))) <=> ((p(s(t_bool,V_t1)) & p(s(t_bool,V_t2))) => p(s(t_bool,V_t3))))).
fof(ah4s_bools_IMPu_u_CONG, axiom, ![V_yu_27, V_y, V_xu_27, V_x]: ((s(t_bool,V_x) = s(t_bool,V_xu_27) & (p(s(t_bool,V_xu_27)) => s(t_bool,V_y) = s(t_bool,V_yu_27))) => ((p(s(t_bool,V_x)) => p(s(t_bool,V_y))) <=> (p(s(t_bool,V_xu_27)) => p(s(t_bool,V_yu_27)))))).
fof(ah4s_options_optionu_u_nchotomy, axiom, ![TV_u_27a]: ![V_opt]: (s(t_h4s_options_option(TV_u_27a),V_opt) = s(t_h4s_options_option(TV_u_27a),h4s_options_none) | ?[V_x]: s(t_h4s_options_option(TV_u_27a),V_opt) = s(t_h4s_options_option(TV_u_27a),h4s_options_some(s(TV_u_27a,V_x))))).
fof(ah4s_options_optionu_u_caseu_u_defu_c0, axiom, ![TV_u_27a,TV_u_27b]: ![V_v, V_f]: s(TV_u_27b,h4s_options_optionu_u_case(s(t_h4s_options_option(TV_u_27a),h4s_options_none),s(TV_u_27b,V_v),s(t_fun(TV_u_27a,TV_u_27b),V_f))) = s(TV_u_27b,V_v)).
fof(ah4s_options_optionu_u_caseu_u_defu_c1, axiom, ![TV_u_27b,TV_u_27a]: ![V_x, V_v, V_f]: s(TV_u_27b,h4s_options_optionu_u_case(s(t_h4s_options_option(TV_u_27a),h4s_options_some(s(TV_u_27a,V_x))),s(TV_u_27b,V_v),s(t_fun(TV_u_27a,TV_u_27b),V_f))) = s(TV_u_27b,happ(s(t_fun(TV_u_27a,TV_u_27b),V_f),s(TV_u_27a,V_x)))).
fof(ah4s_options_SOMEu_u_11, axiom, ![TV_u_27a]: ![V_y, V_x]: (s(t_h4s_options_option(TV_u_27a),h4s_options_some(s(TV_u_27a,V_x))) = s(t_h4s_options_option(TV_u_27a),h4s_options_some(s(TV_u_27a,V_y))) <=> s(TV_u_27a,V_x) = s(TV_u_27a,V_y))).
fof(ah4s_richu_u_lists_ISu_u_PREFIXu_c0, axiom, ![TV_u_27a]: ![V_l]: s(t_bool,h4s_lists_isprefix(s(t_h4s_lists_list(TV_u_27a),h4s_lists_nil),s(t_h4s_lists_list(TV_u_27a),V_l))) = s(t_bool,t)).
fof(ah4s_richu_u_lists_ISu_u_PREFIXu_c2, axiom, ![TV_u_27a]: ![V_x2, V_x1, V_l2, V_l1]: (p(s(t_bool,h4s_lists_isprefix(s(t_h4s_lists_list(TV_u_27a),h4s_lists_cons(s(TV_u_27a,V_x2),s(t_h4s_lists_list(TV_u_27a),V_l2))),s(t_h4s_lists_list(TV_u_27a),h4s_lists_cons(s(TV_u_27a,V_x1),s(t_h4s_lists_list(TV_u_27a),V_l1)))))) <=> (s(TV_u_27a,V_x1) = s(TV_u_27a,V_x2) & p(s(t_bool,h4s_lists_isprefix(s(t_h4s_lists_list(TV_u_27a),V_l2),s(t_h4s_lists_list(TV_u_27a),V_l1))))))).
fof(ah4s_Encodes_wfu_u_encoderu_u_def, axiom, ![TV_u_27a]: ![V_p, V_e]: (p(s(t_bool,h4s_encodes_wfu_u_encoder(s(t_fun(TV_u_27a,t_bool),V_p),s(t_fun(TV_u_27a,t_h4s_lists_list(t_bool)),V_e)))) <=> ![V_x, V_y]: ((p(s(t_bool,happ(s(t_fun(TV_u_27a,t_bool),V_p),s(TV_u_27a,V_x)))) & (p(s(t_bool,happ(s(t_fun(TV_u_27a,t_bool),V_p),s(TV_u_27a,V_y)))) & p(s(t_bool,h4s_lists_isprefix(s(t_h4s_lists_list(t_bool),happ(s(t_fun(TV_u_27a,t_h4s_lists_list(t_bool)),V_e),s(TV_u_27a,V_y))),s(t_h4s_lists_list(t_bool),happ(s(t_fun(TV_u_27a,t_h4s_lists_list(t_bool)),V_e),s(TV_u_27a,V_x)))))))) => s(TV_u_27a,V_x) = s(TV_u_27a,V_y)))).
fof(ah4s_Encodes_encodeu_u_optionu_u_defu_c0, axiom, ![TV_u_27a]: ![V_xb]: s(t_h4s_lists_list(t_bool),happ(s(t_fun(t_h4s_options_option(TV_u_27a),t_h4s_lists_list(t_bool)),h4s_encodes_encodeu_u_option(s(t_fun(TV_u_27a,t_h4s_lists_list(t_bool)),V_xb))),s(t_h4s_options_option(TV_u_27a),h4s_options_none))) = s(t_h4s_lists_list(t_bool),h4s_lists_cons(s(t_bool,f),s(t_h4s_lists_list(t_bool),h4s_lists_nil)))).
fof(ah4s_Encodes_encodeu_u_optionu_u_defu_c1, axiom, ![TV_u_27a]: ![V_xb, V_x]: s(t_h4s_lists_list(t_bool),happ(s(t_fun(t_h4s_options_option(TV_u_27a),t_h4s_lists_list(t_bool)),h4s_encodes_encodeu_u_option(s(t_fun(TV_u_27a,t_h4s_lists_list(t_bool)),V_xb))),s(t_h4s_options_option(TV_u_27a),h4s_options_some(s(TV_u_27a,V_x))))) = s(t_h4s_lists_list(t_bool),h4s_lists_cons(s(t_bool,t),s(t_h4s_lists_list(t_bool),happ(s(t_fun(TV_u_27a,t_h4s_lists_list(t_bool)),V_xb),s(TV_u_27a,V_x)))))).
fof(ah4s_Encodes_liftu_u_optionu_u_def, axiom, ![TV_u_27a]: ![V_uu_0]: (![V_p, V_y]: s(t_bool,happ(s(t_fun(TV_u_27a,t_bool),happ(s(t_fun(t_fun(TV_u_27a,t_bool),t_fun(TV_u_27a,t_bool)),V_uu_0),s(t_fun(TV_u_27a,t_bool),V_p))),s(TV_u_27a,V_y))) = s(t_bool,happ(s(t_fun(TV_u_27a,t_bool),V_p),s(TV_u_27a,V_y))) => ![V_x, V_p]: s(t_bool,happ(s(t_fun(t_h4s_options_option(TV_u_27a),t_bool),h4s_encodes_liftu_u_option(s(t_fun(TV_u_27a,t_bool),V_p))),s(t_h4s_options_option(TV_u_27a),V_x))) = s(t_bool,h4s_options_optionu_u_case(s(t_h4s_options_option(TV_u_27a),V_x),s(t_bool,t),s(t_fun(TV_u_27a,t_bool),happ(s(t_fun(t_fun(TV_u_27a,t_bool),t_fun(TV_u_27a,t_bool)),V_uu_0),s(t_fun(TV_u_27a,t_bool),V_p))))))).
fof(ch4s_Encodes_wfu_u_encodeu_u_option, conjecture, ![TV_u_27a]: ![V_p, V_e]: (p(s(t_bool,h4s_encodes_wfu_u_encoder(s(t_fun(TV_u_27a,t_bool),V_p),s(t_fun(TV_u_27a,t_h4s_lists_list(t_bool)),V_e)))) => p(s(t_bool,h4s_encodes_wfu_u_encoder(s(t_fun(t_h4s_options_option(TV_u_27a),t_bool),h4s_encodes_liftu_u_option(s(t_fun(TV_u_27a,t_bool),V_p))),s(t_fun(t_h4s_options_option(TV_u_27a),t_h4s_lists_list(t_bool)),h4s_encodes_encodeu_u_option(s(t_fun(TV_u_27a,t_h4s_lists_list(t_bool)),V_e)))))))).
