%   ORIGINAL: h4/finite__map/FDOM__FEMPTY
% 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/ETA__AX: !t. (\x. t x) = t
% Assm: h4/bool/TRUTH: T
% Assm: h4/bool/IMP__ANTISYM__AX: !t2 t1. (t1 ==> t2) ==> (t2 ==> t1) ==> (t1 <=> t2)
% Assm: h4/bool/FALSITY: !t. F ==> t
% Assm: h4/bool/ABS__SIMP: !t2 t1. (\x. t1) t2 = t1
% Assm: h4/bool/FORALL__SIMP: !t. (!x. t) <=> t
% Assm: h4/bool/IMP__CLAUSES_c3: !t. t ==> t <=> T
% Assm: h4/bool/NOT__CLAUSES_c2: ~F <=> T
% Assm: h4/bool/EQ__CLAUSES_c1: !t. (t <=> T) <=> t
% Assm: h4/bool/EQ__CLAUSES_c3: !t. (t <=> F) <=> ~t
% Assm: h4/bool/MONO__AND: !z y x w. (x ==> y) /\ (z ==> w) ==> x /\ z ==> y /\ w
% Assm: h4/bool/MONO__OR: !z y x w. (x ==> y) /\ (z ==> w) ==> x \/ z ==> y \/ w
% Assm: h4/bool/MONO__EXISTS: !Q P. (!x. P x ==> Q x) ==> (?x. P x) ==> (?x. Q x)
% Assm: h4/sum/ISL0_c1: !y. ~h4/sum/ISL (h4/sum/INR y)
% Assm: h4/pred__set/SPECIFICATION: !x P. h4/bool/IN x P <=> P x
% Assm: h4/pred__set/EXTENSION: !t s. s = t <=> (!x. h4/bool/IN x s <=> h4/bool/IN x t)
% Assm: h4/pred__set/NOT__IN__EMPTY: !x. ~h4/bool/IN x h4/pred__set/EMPTY
% Assm: h4/finite__map/is__fmap__def: h4/finite__map/is__fmap = (\a0. !is__fmap_27. (!a00. a00 = (\a. h4/sum/INR h4/one/one0) \/ (?f a b. a00 = (\x. h4/bool/COND (x = a) (h4/sum/INL b) (f x)) /\ is__fmap_27 f) ==> is__fmap_27 a00) ==> is__fmap_27 a0)
% Assm: h4/finite__map/fmap__ISO__DEF_c1: !r. h4/finite__map/is__fmap r <=> h4/finite__map/fmap__REP (h4/finite__map/fmap__ABS r) = r
% Assm: h4/finite__map/FEMPTY__DEF: h4/finite__map/FEMPTY = h4/finite__map/fmap__ABS (\a. h4/sum/INR h4/one/one0)
% Assm: h4/finite__map/FDOM__DEF: !x f. h4/finite__map/FDOM f x <=> h4/sum/ISL (h4/finite__map/fmap__REP f x)
% Goal: h4/finite__map/FDOM h4/finite__map/FEMPTY = h4/pred__set/EMPTY
%   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_ETAu_u_AX]: !t x. happ t x = happ t x
% Assm [h4s_bools_TRUTH]: T
% Assm [h4s_bools_IMPu_u_ANTISYMu_u_AX]: !t2 t1. (t1 ==> t2) ==> (t2 ==> t1) ==> (t1 <=> t2)
% Assm [h4s_bools_FALSITY]: !t. F ==> t
% Assm [h4s_bools_ABSu_u_SIMP]: !t2 t1. t1 = t1
% Assm [h4s_bools_FORALLu_u_SIMP]: !t. (!x. t) <=> t
% Assm [h4s_bools_IMPu_u_CLAUSESu_c3]: !t. t ==> t <=> T
% Assm [h4s_bools_NOTu_u_CLAUSESu_c2]: ~F <=> T
% Assm [h4s_bools_EQu_u_CLAUSESu_c1]: !t. (t <=> T) <=> t
% Assm [h4s_bools_EQu_u_CLAUSESu_c3]: !t. (t <=> F) <=> ~t
% Assm [h4s_bools_MONOu_u_AND]: !z y x w. (x ==> y) /\ (z ==> w) ==> x /\ z ==> y /\ w
% Assm [h4s_bools_MONOu_u_OR]: !z y x w. (x ==> y) /\ (z ==> w) ==> x \/ z ==> y \/ w
% Assm [h4s_bools_MONOu_u_EXISTS]: !Q P. (!x. happ P x ==> happ Q x) ==> (?x. happ P x) ==> (?x. happ Q x)
% Assm [h4s_sums_ISL0u_c1]: !y. ~h4/sum/ISL (h4/sum/INR y)
% Assm [h4s_predu_u_sets_SPECIFICATION]: !x P. h4/bool/IN x P <=> happ P x
% Assm [h4s_predu_u_sets_EXTENSION]: !t s. s = t <=> (!x. h4/bool/IN x s <=> h4/bool/IN x t)
% Assm [h4s_predu_u_sets_NOTu_u_INu_u_EMPTY]: !x. ~h4/bool/IN x h4/pred__set/EMPTY
% Assm [h4s_finiteu_u_maps_isu_u_fmapu_u_def]: !x. h4/finite__map/is__fmap x <=> (!is__fmap_27. (!a00. (!x. happ a00 x = h4/sum/INR h4/one/one0) \/ (?f a b. (!x. ?v. (v <=> x = a) /\ happ a00 x = h4/bool/COND v (h4/sum/INL b) (happ f x)) /\ happ is__fmap_27 f) ==> happ is__fmap_27 a00) ==> happ is__fmap_27 x)
% Assm [h4s_finiteu_u_maps_fmapu_u_ISOu_u_DEFu_c1]: !r. h4/finite__map/is__fmap r <=> h4/finite__map/fmap__REP (h4/finite__map/fmap__ABS r) = r
% Assm [h4s_finiteu_u_maps_FEMPTYu_u_DEF]: !_0. (!a. happ _0 a = h4/sum/INR h4/one/one0) ==> h4/finite__map/FEMPTY = h4/finite__map/fmap__ABS _0
% Assm [h4s_finiteu_u_maps_FDOMu_u_DEF]: !x f. happ (h4/finite__map/FDOM f) x <=> h4/sum/ISL (happ (h4/finite__map/fmap__REP f) x)
% Goal: h4/finite__map/FDOM h4/finite__map/FEMPTY = h4/pred__set/EMPTY
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_Q72587,TV_Q72583]: ![V_f, V_g]: (![V_x]: s(TV_Q72583,happ(s(t_fun(TV_Q72587,TV_Q72583),V_f),s(TV_Q72587,V_x))) = s(TV_Q72583,happ(s(t_fun(TV_Q72587,TV_Q72583),V_g),s(TV_Q72587,V_x))) => s(t_fun(TV_Q72587,TV_Q72583),V_f) = s(t_fun(TV_Q72587,TV_Q72583),V_g))).
fof(ah4s_bools_ETAu_u_AX, axiom, ![TV_u_27b,TV_u_27a]: ![V_t, V_x]: s(TV_u_27b,happ(s(t_fun(TV_u_27a,TV_u_27b),V_t),s(TV_u_27a,V_x))) = s(TV_u_27b,happ(s(t_fun(TV_u_27a,TV_u_27b),V_t),s(TV_u_27a,V_x)))).
fof(ah4s_bools_TRUTH, axiom, p(s(t_bool,t))).
fof(ah4s_bools_IMPu_u_ANTISYMu_u_AX, axiom, ![V_t2, V_t1]: ((p(s(t_bool,V_t1)) => p(s(t_bool,V_t2))) => ((p(s(t_bool,V_t2)) => p(s(t_bool,V_t1))) => s(t_bool,V_t1) = s(t_bool,V_t2)))).
fof(ah4s_bools_FALSITY, axiom, ![V_t]: (p(s(t_bool,f)) => p(s(t_bool,V_t)))).
fof(ah4s_bools_ABSu_u_SIMP, axiom, ![TV_u_27b,TV_u_27a]: ![V_t2, V_t1]: s(TV_u_27a,V_t1) = s(TV_u_27a,V_t1)).
fof(ah4s_bools_FORALLu_u_SIMP, axiom, ![TV_u_27a]: ![V_t]: (![V_x]: p(s(t_bool,V_t)) <=> p(s(t_bool,V_t)))).
fof(ah4s_bools_IMPu_u_CLAUSESu_c3, axiom, ![V_t]: ((p(s(t_bool,V_t)) => p(s(t_bool,V_t))) <=> p(s(t_bool,t)))).
fof(ah4s_bools_NOTu_u_CLAUSESu_c2, axiom, (~ (p(s(t_bool,f))) <=> p(s(t_bool,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_c3, axiom, ![V_t]: (s(t_bool,V_t) = s(t_bool,f) <=> ~ (p(s(t_bool,V_t))))).
fof(ah4s_bools_MONOu_u_AND, axiom, ![V_z, V_y, V_x, V_w]: (((p(s(t_bool,V_x)) => p(s(t_bool,V_y))) & (p(s(t_bool,V_z)) => p(s(t_bool,V_w)))) => ((p(s(t_bool,V_x)) & p(s(t_bool,V_z))) => (p(s(t_bool,V_y)) & p(s(t_bool,V_w)))))).
fof(ah4s_bools_MONOu_u_OR, axiom, ![V_z, V_y, V_x, V_w]: (((p(s(t_bool,V_x)) => p(s(t_bool,V_y))) & (p(s(t_bool,V_z)) => p(s(t_bool,V_w)))) => ((p(s(t_bool,V_x)) | p(s(t_bool,V_z))) => (p(s(t_bool,V_y)) | p(s(t_bool,V_w)))))).
fof(ah4s_bools_MONOu_u_EXISTS, axiom, ![TV_u_27a]: ![V_Q, V_P]: (![V_x]: (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_Q),s(TV_u_27a,V_x))))) => (?[V_x]: p(s(t_bool,happ(s(t_fun(TV_u_27a,t_bool),V_P),s(TV_u_27a,V_x)))) => ?[V_x]: p(s(t_bool,happ(s(t_fun(TV_u_27a,t_bool),V_Q),s(TV_u_27a,V_x))))))).
fof(ah4s_sums_ISL0u_c1, axiom, ![TV_u_27a,TV_u_27b]: ![V_y]: ~ (p(s(t_bool,h4s_sums_isl(s(t_h4s_sums_sum(TV_u_27a,TV_u_27b),h4s_sums_inr(s(TV_u_27b,V_y)))))))).
fof(ah4s_predu_u_sets_SPECIFICATION, axiom, ![TV_u_27a]: ![V_x, V_P]: s(t_bool,h4s_bools_in(s(TV_u_27a,V_x),s(t_fun(TV_u_27a,t_bool),V_P))) = s(t_bool,happ(s(t_fun(TV_u_27a,t_bool),V_P),s(TV_u_27a,V_x)))).
fof(ah4s_predu_u_sets_EXTENSION, axiom, ![TV_u_27a]: ![V_t, V_s]: (s(t_fun(TV_u_27a,t_bool),V_s) = s(t_fun(TV_u_27a,t_bool),V_t) <=> ![V_x]: s(t_bool,h4s_bools_in(s(TV_u_27a,V_x),s(t_fun(TV_u_27a,t_bool),V_s))) = s(t_bool,h4s_bools_in(s(TV_u_27a,V_x),s(t_fun(TV_u_27a,t_bool),V_t))))).
fof(ah4s_predu_u_sets_NOTu_u_INu_u_EMPTY, axiom, ![TV_u_27a]: ![V_x]: ~ (p(s(t_bool,h4s_bools_in(s(TV_u_27a,V_x),s(t_fun(TV_u_27a,t_bool),h4s_predu_u_sets_empty)))))).
fof(ah4s_finiteu_u_maps_isu_u_fmapu_u_def, axiom, ![TV_u_27a,TV_u_27b]: ![V_x]: (p(s(t_bool,h4s_finiteu_u_maps_isu_u_fmap(s(t_fun(TV_u_27a,t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one)),V_x)))) <=> ![V_isu_u_fmapu_27]: (![V_a00]: ((![V_x0]: s(t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one),happ(s(t_fun(TV_u_27a,t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one)),V_a00),s(TV_u_27a,V_x0))) = s(t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one),h4s_sums_inr(s(t_h4s_ones_one,h4s_ones_one0))) | ?[V_f, V_a, V_b]: (![V_x0]: ?[V_v]: ((p(s(t_bool,V_v)) <=> s(TV_u_27a,V_x0) = s(TV_u_27a,V_a)) & s(t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one),happ(s(t_fun(TV_u_27a,t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one)),V_a00),s(TV_u_27a,V_x0))) = s(t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one),h4s_bools_cond(s(t_bool,V_v),s(t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one),h4s_sums_inl(s(TV_u_27b,V_b))),s(t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one),happ(s(t_fun(TV_u_27a,t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one)),V_f),s(TV_u_27a,V_x0)))))) & p(s(t_bool,happ(s(t_fun(t_fun(TV_u_27a,t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one)),t_bool),V_isu_u_fmapu_27),s(t_fun(TV_u_27a,t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one)),V_f)))))) => p(s(t_bool,happ(s(t_fun(t_fun(TV_u_27a,t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one)),t_bool),V_isu_u_fmapu_27),s(t_fun(TV_u_27a,t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one)),V_a00))))) => p(s(t_bool,happ(s(t_fun(t_fun(TV_u_27a,t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one)),t_bool),V_isu_u_fmapu_27),s(t_fun(TV_u_27a,t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one)),V_x))))))).
fof(ah4s_finiteu_u_maps_fmapu_u_ISOu_u_DEFu_c1, axiom, ![TV_u_27a,TV_u_27b]: ![V_r]: (p(s(t_bool,h4s_finiteu_u_maps_isu_u_fmap(s(t_fun(TV_u_27a,t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one)),V_r)))) <=> s(t_fun(TV_u_27a,t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one)),h4s_finiteu_u_maps_fmapu_u_rep(s(t_h4s_finiteu_u_maps_fmap(TV_u_27a,TV_u_27b),h4s_finiteu_u_maps_fmapu_u_abs(s(t_fun(TV_u_27a,t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one)),V_r))))) = s(t_fun(TV_u_27a,t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one)),V_r))).
fof(ah4s_finiteu_u_maps_FEMPTYu_u_DEF, axiom, ![TV_u_27a,TV_u_27b]: ![V_uu_0]: (![V_a]: s(t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one),happ(s(t_fun(TV_u_27a,t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one)),V_uu_0),s(TV_u_27a,V_a))) = s(t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one),h4s_sums_inr(s(t_h4s_ones_one,h4s_ones_one0))) => s(t_h4s_finiteu_u_maps_fmap(TV_u_27a,TV_u_27b),h4s_finiteu_u_maps_fempty) = s(t_h4s_finiteu_u_maps_fmap(TV_u_27a,TV_u_27b),h4s_finiteu_u_maps_fmapu_u_abs(s(t_fun(TV_u_27a,t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one)),V_uu_0))))).
fof(ah4s_finiteu_u_maps_FDOMu_u_DEF, axiom, ![TV_u_27b,TV_u_27a]: ![V_x, V_f]: s(t_bool,happ(s(t_fun(TV_u_27a,t_bool),h4s_finiteu_u_maps_fdom(s(t_h4s_finiteu_u_maps_fmap(TV_u_27a,TV_u_27b),V_f))),s(TV_u_27a,V_x))) = s(t_bool,h4s_sums_isl(s(t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one),happ(s(t_fun(TV_u_27a,t_h4s_sums_sum(TV_u_27b,t_h4s_ones_one)),h4s_finiteu_u_maps_fmapu_u_rep(s(t_h4s_finiteu_u_maps_fmap(TV_u_27a,TV_u_27b),V_f))),s(TV_u_27a,V_x)))))).
fof(ch4s_finiteu_u_maps_FDOMu_u_FEMPTY, conjecture, ![TV_u_27b,TV_u_27a]: s(t_fun(TV_u_27a,t_bool),h4s_finiteu_u_maps_fdom(s(t_h4s_finiteu_u_maps_fmap(TV_u_27a,TV_u_27b),h4s_finiteu_u_maps_fempty))) = s(t_fun(TV_u_27a,t_bool),h4s_predu_u_sets_empty)).
