%   ORIGINAL: h4/extreal/extreal__add__def_c3
% 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/SELECT__AX: !x P. P x ==> P (h4/min/_40 P)
% Assm: h4/bool/EQ__SYM__EQ: !y x. x = y <=> y = x
% Assm: h4/combin/I__THM: !x. h4/combin/I x = x
% Assm: h4/relation/WF__EMPTY__REL: h4/relation/WF h4/relation/EMPTY__REL
% Assm: h4/relation/WFREC__COROLLARY: !f R M. f = h4/relation/WFREC R M ==> h4/relation/WF R ==> (!x. f x = M (h4/relation/RESTRICT f R x) x)
% Assm: h4/pair/pair__case__thm: !y x f. h4/pair/pair__CASE (h4/pair/_2C x y) f = f x y
% Assm: h4/extreal/extreal__case__def_c0: !v1 v f. h4/extreal/extreal__CASE h4/extreal/NegInf v v1 f = v
% Assm: h4/extreal/extreal__case__def_c1: !v1 v f. h4/extreal/extreal__CASE h4/extreal/PosInf v v1 f = v1
% Assm: h4/extreal/extreal__case__def_c2: !v1 v f a. h4/extreal/extreal__CASE (h4/extreal/Normal a) v v1 f = f a
% Assm: h4/extreal/extreal__add__tupled__primitive__def: h4/extreal/extreal__add__tupled = h4/relation/WFREC (h4/min/_40 (\R. h4/relation/WF R)) (\extreal__add__tupled a_27. h4/pair/pair__CASE a_27 (\v a. h4/extreal/extreal__CASE v (h4/extreal/extreal__CASE a (h4/combin/I h4/extreal/NegInf) (h4/combin/I h4/extreal/PosInf) (\v6. h4/combin/I h4/extreal/NegInf)) (h4/combin/I h4/extreal/PosInf) (\x. h4/extreal/extreal__CASE a (h4/combin/I h4/extreal/NegInf) (h4/combin/I h4/extreal/PosInf) (\y. h4/combin/I (h4/extreal/Normal (h4/realax/real__add x y))))))
% Assm: h4/extreal/extreal__add__curried__def: !x1 x. h4/extreal/extreal__add x x1 = h4/extreal/extreal__add__tupled (h4/pair/_2C x x1)
% Goal: !v2. h4/extreal/extreal__add (h4/extreal/Normal v2) h4/extreal/PosInf = h4/extreal/PosInf
%   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_SELECTu_u_AX]: !x P. happ P x ==> happ P (h4/min/_40 P)
% Assm [h4s_bools_EQu_u_SYMu_u_EQ]: !y x. x = y <=> y = x
% Assm [h4s_combins_Iu_u_THM]: !x. h4/combin/I x = x
% Assm [h4s_relations_WFu_u_EMPTYu_u_REL]: h4/relation/WF h4/relation/EMPTY__REL
% Assm [h4s_relations_WFRECu_u_COROLLARY]: !f R M. f = h4/relation/WFREC R M ==> h4/relation/WF R ==> (!x. happ f x = happ (happ M (h4/relation/RESTRICT f R x)) x)
% Assm [h4s_pairs_pairu_u_caseu_u_thm]: !y x f. h4/pair/pair__CASE (h4/pair/_2C x y) f = happ (happ f x) y
% Assm [h4s_extreals_extrealu_u_caseu_u_defu_c0]: !v1 v f. h4/extreal/extreal__CASE h4/extreal/NegInf v v1 f = v
% Assm [h4s_extreals_extrealu_u_caseu_u_defu_c1]: !v1 v f. h4/extreal/extreal__CASE h4/extreal/PosInf v v1 f = v1
% Assm [h4s_extreals_extrealu_u_caseu_u_defu_c2]: !v1 v f a. h4/extreal/extreal__CASE (h4/extreal/Normal a) v v1 f = happ f a
% Assm [h4s_extreals_extrealu_u_addu_u_tupledu_u_primitiveu_u_def]: !_7. (!x y. happ (happ _7 x) y = h4/combin/I (h4/extreal/Normal (h4/realax/real__add x y))) ==> (!_6. (!a x. happ (happ _6 a) x = h4/extreal/extreal__CASE a (h4/combin/I h4/extreal/NegInf) (h4/combin/I h4/extreal/PosInf) (happ _7 x)) ==> (!_5. (!v6. happ _5 v6 = h4/combin/I h4/extreal/NegInf) ==> (!_4. (!v a. happ (happ _4 v) a = h4/extreal/extreal__CASE v (h4/extreal/extreal__CASE a (h4/combin/I h4/extreal/NegInf) (h4/combin/I h4/extreal/PosInf) _5) (h4/combin/I h4/extreal/PosInf) (happ _6 a)) ==> (!_3. (!v. happ _3 v = happ _4 v) ==> (!_2. (!a_27. happ _2 a_27 = h4/pair/pair__CASE a_27 _3) ==> (!_1. (!extreal__add__tupled. happ _1 extreal__add__tupled = _2) ==> (!_0. (!R. happ _0 R <=> h4/relation/WF R) ==> h4/extreal/extreal__add__tupled = h4/relation/WFREC (h4/min/_40 _0) _1)))))))
% Assm [h4s_extreals_extrealu_u_addu_u_curriedu_u_def]: !x1 x. h4/extreal/extreal__add x x1 = happ h4/extreal/extreal__add__tupled (h4/pair/_2C x x1)
% Goal: !v2. h4/extreal/extreal__add (h4/extreal/Normal v2) h4/extreal/PosInf = h4/extreal/PosInf
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_Q172740,TV_Q172736]: ![V_f, V_g]: (![V_x]: s(TV_Q172736,happ(s(t_fun(TV_Q172740,TV_Q172736),V_f),s(TV_Q172740,V_x))) = s(TV_Q172736,happ(s(t_fun(TV_Q172740,TV_Q172736),V_g),s(TV_Q172740,V_x))) => s(t_fun(TV_Q172740,TV_Q172736),V_f) = s(t_fun(TV_Q172740,TV_Q172736),V_g))).
fof(ah4s_bools_SELECTu_u_AX, axiom, ![TV_u_27a]: ![V_x, V_P]: (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,h4s_mins_u_40(s(t_fun(TV_u_27a,t_bool),V_P)))))))).
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_combins_Iu_u_THM, axiom, ![TV_u_27a]: ![V_x]: s(TV_u_27a,h4s_combins_i(s(TV_u_27a,V_x))) = s(TV_u_27a,V_x)).
fof(ah4s_relations_WFu_u_EMPTYu_u_REL, axiom, ![TV_u_27a]: p(s(t_bool,h4s_relations_wf(s(t_fun(TV_u_27a,t_fun(TV_u_27a,t_bool)),h4s_relations_emptyu_u_rel))))).
fof(ah4s_relations_WFRECu_u_COROLLARY, axiom, ![TV_u_27b,TV_u_27a]: ![V_f, V_R, V_M]: (s(t_fun(TV_u_27a,TV_u_27b),V_f) = s(t_fun(TV_u_27a,TV_u_27b),h4s_relations_wfrec(s(t_fun(TV_u_27a,t_fun(TV_u_27a,t_bool)),V_R),s(t_fun(t_fun(TV_u_27a,TV_u_27b),t_fun(TV_u_27a,TV_u_27b)),V_M))) => (p(s(t_bool,h4s_relations_wf(s(t_fun(TV_u_27a,t_fun(TV_u_27a,t_bool)),V_R)))) => ![V_x]: s(TV_u_27b,happ(s(t_fun(TV_u_27a,TV_u_27b),V_f),s(TV_u_27a,V_x))) = s(TV_u_27b,happ(s(t_fun(TV_u_27a,TV_u_27b),happ(s(t_fun(t_fun(TV_u_27a,TV_u_27b),t_fun(TV_u_27a,TV_u_27b)),V_M),s(t_fun(TV_u_27a,TV_u_27b),h4s_relations_restrict(s(t_fun(TV_u_27a,TV_u_27b),V_f),s(t_fun(TV_u_27a,t_fun(TV_u_27a,t_bool)),V_R),s(TV_u_27a,V_x))))),s(TV_u_27a,V_x)))))).
fof(ah4s_pairs_pairu_u_caseu_u_thm, axiom, ![TV_u_27a,TV_u_27b,TV_u_27c]: ![V_y, V_x, V_f]: s(TV_u_27a,h4s_pairs_pairu_u_case(s(t_h4s_pairs_prod(TV_u_27b,TV_u_27c),h4s_pairs_u_2c(s(TV_u_27b,V_x),s(TV_u_27c,V_y))),s(t_fun(TV_u_27b,t_fun(TV_u_27c,TV_u_27a)),V_f))) = s(TV_u_27a,happ(s(t_fun(TV_u_27c,TV_u_27a),happ(s(t_fun(TV_u_27b,t_fun(TV_u_27c,TV_u_27a)),V_f),s(TV_u_27b,V_x))),s(TV_u_27c,V_y)))).
fof(ah4s_extreals_extrealu_u_caseu_u_defu_c0, axiom, ![TV_u_27a]: ![V_v1, V_v, V_f]: s(TV_u_27a,h4s_extreals_extrealu_u_case(s(t_h4s_extreals_extreal,h4s_extreals_neginf),s(TV_u_27a,V_v),s(TV_u_27a,V_v1),s(t_fun(t_h4s_realaxs_real,TV_u_27a),V_f))) = s(TV_u_27a,V_v)).
fof(ah4s_extreals_extrealu_u_caseu_u_defu_c1, axiom, ![TV_u_27a]: ![V_v1, V_v, V_f]: s(TV_u_27a,h4s_extreals_extrealu_u_case(s(t_h4s_extreals_extreal,h4s_extreals_posinf),s(TV_u_27a,V_v),s(TV_u_27a,V_v1),s(t_fun(t_h4s_realaxs_real,TV_u_27a),V_f))) = s(TV_u_27a,V_v1)).
fof(ah4s_extreals_extrealu_u_caseu_u_defu_c2, axiom, ![TV_u_27a]: ![V_v1, V_v, V_f, V_a]: s(TV_u_27a,h4s_extreals_extrealu_u_case(s(t_h4s_extreals_extreal,h4s_extreals_normal(s(t_h4s_realaxs_real,V_a))),s(TV_u_27a,V_v),s(TV_u_27a,V_v1),s(t_fun(t_h4s_realaxs_real,TV_u_27a),V_f))) = s(TV_u_27a,happ(s(t_fun(t_h4s_realaxs_real,TV_u_27a),V_f),s(t_h4s_realaxs_real,V_a)))).
fof(ah4s_extreals_extrealu_u_addu_u_tupledu_u_primitiveu_u_def, axiom, ![V_uu_7]: (![V_x, V_y]: s(t_h4s_extreals_extreal,happ(s(t_fun(t_h4s_realaxs_real,t_h4s_extreals_extreal),happ(s(t_fun(t_h4s_realaxs_real,t_fun(t_h4s_realaxs_real,t_h4s_extreals_extreal)),V_uu_7),s(t_h4s_realaxs_real,V_x))),s(t_h4s_realaxs_real,V_y))) = s(t_h4s_extreals_extreal,h4s_combins_i(s(t_h4s_extreals_extreal,h4s_extreals_normal(s(t_h4s_realaxs_real,h4s_realaxs_realu_u_add(s(t_h4s_realaxs_real,V_x),s(t_h4s_realaxs_real,V_y))))))) => ![V_uu_6]: (![V_a, V_x]: s(t_h4s_extreals_extreal,happ(s(t_fun(t_h4s_realaxs_real,t_h4s_extreals_extreal),happ(s(t_fun(t_h4s_extreals_extreal,t_fun(t_h4s_realaxs_real,t_h4s_extreals_extreal)),V_uu_6),s(t_h4s_extreals_extreal,V_a))),s(t_h4s_realaxs_real,V_x))) = s(t_h4s_extreals_extreal,h4s_extreals_extrealu_u_case(s(t_h4s_extreals_extreal,V_a),s(t_h4s_extreals_extreal,h4s_combins_i(s(t_h4s_extreals_extreal,h4s_extreals_neginf))),s(t_h4s_extreals_extreal,h4s_combins_i(s(t_h4s_extreals_extreal,h4s_extreals_posinf))),s(t_fun(t_h4s_realaxs_real,t_h4s_extreals_extreal),happ(s(t_fun(t_h4s_realaxs_real,t_fun(t_h4s_realaxs_real,t_h4s_extreals_extreal)),V_uu_7),s(t_h4s_realaxs_real,V_x))))) => ![V_uu_5]: (![V_v6]: s(t_h4s_extreals_extreal,happ(s(t_fun(t_h4s_realaxs_real,t_h4s_extreals_extreal),V_uu_5),s(t_h4s_realaxs_real,V_v6))) = s(t_h4s_extreals_extreal,h4s_combins_i(s(t_h4s_extreals_extreal,h4s_extreals_neginf))) => ![V_uu_4]: (![V_v, V_a]: s(t_h4s_extreals_extreal,happ(s(t_fun(t_h4s_extreals_extreal,t_h4s_extreals_extreal),happ(s(t_fun(t_h4s_extreals_extreal,t_fun(t_h4s_extreals_extreal,t_h4s_extreals_extreal)),V_uu_4),s(t_h4s_extreals_extreal,V_v))),s(t_h4s_extreals_extreal,V_a))) = s(t_h4s_extreals_extreal,h4s_extreals_extrealu_u_case(s(t_h4s_extreals_extreal,V_v),s(t_h4s_extreals_extreal,h4s_extreals_extrealu_u_case(s(t_h4s_extreals_extreal,V_a),s(t_h4s_extreals_extreal,h4s_combins_i(s(t_h4s_extreals_extreal,h4s_extreals_neginf))),s(t_h4s_extreals_extreal,h4s_combins_i(s(t_h4s_extreals_extreal,h4s_extreals_posinf))),s(t_fun(t_h4s_realaxs_real,t_h4s_extreals_extreal),V_uu_5))),s(t_h4s_extreals_extreal,h4s_combins_i(s(t_h4s_extreals_extreal,h4s_extreals_posinf))),s(t_fun(t_h4s_realaxs_real,t_h4s_extreals_extreal),happ(s(t_fun(t_h4s_extreals_extreal,t_fun(t_h4s_realaxs_real,t_h4s_extreals_extreal)),V_uu_6),s(t_h4s_extreals_extreal,V_a))))) => ![V_uu_3]: (![V_v]: s(t_fun(t_h4s_extreals_extreal,t_h4s_extreals_extreal),happ(s(t_fun(t_h4s_extreals_extreal,t_fun(t_h4s_extreals_extreal,t_h4s_extreals_extreal)),V_uu_3),s(t_h4s_extreals_extreal,V_v))) = s(t_fun(t_h4s_extreals_extreal,t_h4s_extreals_extreal),happ(s(t_fun(t_h4s_extreals_extreal,t_fun(t_h4s_extreals_extreal,t_h4s_extreals_extreal)),V_uu_4),s(t_h4s_extreals_extreal,V_v))) => ![V_uu_2]: (![V_au_27]: s(t_h4s_extreals_extreal,happ(s(t_fun(t_h4s_pairs_prod(t_h4s_extreals_extreal,t_h4s_extreals_extreal),t_h4s_extreals_extreal),V_uu_2),s(t_h4s_pairs_prod(t_h4s_extreals_extreal,t_h4s_extreals_extreal),V_au_27))) = s(t_h4s_extreals_extreal,h4s_pairs_pairu_u_case(s(t_h4s_pairs_prod(t_h4s_extreals_extreal,t_h4s_extreals_extreal),V_au_27),s(t_fun(t_h4s_extreals_extreal,t_fun(t_h4s_extreals_extreal,t_h4s_extreals_extreal)),V_uu_3))) => ![V_uu_1]: (![V_extrealu_u_addu_u_tupled]: s(t_fun(t_h4s_pairs_prod(t_h4s_extreals_extreal,t_h4s_extreals_extreal),t_h4s_extreals_extreal),happ(s(t_fun(t_fun(t_h4s_pairs_prod(t_h4s_extreals_extreal,t_h4s_extreals_extreal),t_h4s_extreals_extreal),t_fun(t_h4s_pairs_prod(t_h4s_extreals_extreal,t_h4s_extreals_extreal),t_h4s_extreals_extreal)),V_uu_1),s(t_fun(t_h4s_pairs_prod(t_h4s_extreals_extreal,t_h4s_extreals_extreal),t_h4s_extreals_extreal),V_extrealu_u_addu_u_tupled))) = s(t_fun(t_h4s_pairs_prod(t_h4s_extreals_extreal,t_h4s_extreals_extreal),t_h4s_extreals_extreal),V_uu_2) => ![V_uu_0]: (![V_R]: s(t_bool,happ(s(t_fun(t_fun(t_h4s_pairs_prod(t_h4s_extreals_extreal,t_h4s_extreals_extreal),t_fun(t_h4s_pairs_prod(t_h4s_extreals_extreal,t_h4s_extreals_extreal),t_bool)),t_bool),V_uu_0),s(t_fun(t_h4s_pairs_prod(t_h4s_extreals_extreal,t_h4s_extreals_extreal),t_fun(t_h4s_pairs_prod(t_h4s_extreals_extreal,t_h4s_extreals_extreal),t_bool)),V_R))) = s(t_bool,h4s_relations_wf(s(t_fun(t_h4s_pairs_prod(t_h4s_extreals_extreal,t_h4s_extreals_extreal),t_fun(t_h4s_pairs_prod(t_h4s_extreals_extreal,t_h4s_extreals_extreal),t_bool)),V_R))) => s(t_fun(t_h4s_pairs_prod(t_h4s_extreals_extreal,t_h4s_extreals_extreal),t_h4s_extreals_extreal),h4s_extreals_extrealu_u_addu_u_tupled) = s(t_fun(t_h4s_pairs_prod(t_h4s_extreals_extreal,t_h4s_extreals_extreal),t_h4s_extreals_extreal),h4s_relations_wfrec(s(t_fun(t_h4s_pairs_prod(t_h4s_extreals_extreal,t_h4s_extreals_extreal),t_fun(t_h4s_pairs_prod(t_h4s_extreals_extreal,t_h4s_extreals_extreal),t_bool)),h4s_mins_u_40(s(t_fun(t_fun(t_h4s_pairs_prod(t_h4s_extreals_extreal,t_h4s_extreals_extreal),t_fun(t_h4s_pairs_prod(t_h4s_extreals_extreal,t_h4s_extreals_extreal),t_bool)),t_bool),V_uu_0))),s(t_fun(t_fun(t_h4s_pairs_prod(t_h4s_extreals_extreal,t_h4s_extreals_extreal),t_h4s_extreals_extreal),t_fun(t_h4s_pairs_prod(t_h4s_extreals_extreal,t_h4s_extreals_extreal),t_h4s_extreals_extreal)),V_uu_1)))))))))))).
fof(ah4s_extreals_extrealu_u_addu_u_curriedu_u_def, axiom, ![V_x1, V_x]: s(t_h4s_extreals_extreal,h4s_extreals_extrealu_u_add(s(t_h4s_extreals_extreal,V_x),s(t_h4s_extreals_extreal,V_x1))) = s(t_h4s_extreals_extreal,happ(s(t_fun(t_h4s_pairs_prod(t_h4s_extreals_extreal,t_h4s_extreals_extreal),t_h4s_extreals_extreal),h4s_extreals_extrealu_u_addu_u_tupled),s(t_h4s_pairs_prod(t_h4s_extreals_extreal,t_h4s_extreals_extreal),h4s_pairs_u_2c(s(t_h4s_extreals_extreal,V_x),s(t_h4s_extreals_extreal,V_x1)))))).
fof(ch4s_extreals_extrealu_u_addu_u_defu_c3, conjecture, ![V_v2]: s(t_h4s_extreals_extreal,h4s_extreals_extrealu_u_add(s(t_h4s_extreals_extreal,h4s_extreals_normal(s(t_h4s_realaxs_real,V_v2))),s(t_h4s_extreals_extreal,h4s_extreals_posinf))) = s(t_h4s_extreals_extreal,h4s_extreals_posinf)).
