%   ORIGINAL: h4/path/okpath__co__ind
% 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/IN__DEF: h4/bool/IN = (\x f. f x)
% Assm: h4/bool/IMP__ANTISYM__AX: !t2 t1. (t1 ==> t2) ==> (t2 ==> t1) ==> (t1 <=> t2)
% Assm: h4/bool/FALSITY: !t. F ==> t
% Assm: h4/bool/FORALL__SIMP: !t. (!x. t) <=> t
% Assm: h4/bool/EXISTS__SIMP: !t. (?x. t) <=> t
% Assm: h4/bool/AND__CLAUSES_c0: !t. T /\ t <=> t
% Assm: h4/bool/AND__CLAUSES_c1: !t. t /\ T <=> t
% Assm: h4/bool/AND__CLAUSES_c2: !t. F /\ t <=> F
% Assm: h4/bool/OR__CLAUSES_c0: !t. T \/ t <=> T
% Assm: h4/bool/OR__CLAUSES_c2: !t. F \/ t <=> t
% Assm: h4/bool/IMP__CLAUSES_c1: !t. t ==> T <=> 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/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/bool/EXISTS__REFL: !a. ?x. x = a
% Assm: h4/bool/UNWIND__THM2: !a P. (?x. x = a /\ P x) <=> P a
% Assm: h4/pair/PAIR__EQ: !y x b a. h4/pair/_2C x y = h4/pair/_2C a b <=> x = a /\ y = b
% Assm: h4/pair/PAIR: !x. h4/pair/_2C (h4/pair/FST x) (h4/pair/SND x) = x
% Assm: h4/pair/UNCURRY__DEF: !y x f. h4/pair/UNCURRY f (h4/pair/_2C x y) = f x y
% Assm: h4/pred__set/GSPECIFICATION: !v f. h4/bool/IN v (h4/pred__set/GSPEC f) <=> (?x. h4/pair/_2C v T = f x)
% Assm: h4/pred__set/IN__UNIV: !x. h4/bool/IN x h4/pred__set/UNIV
% Assm: h4/pred__set/SUBSET__DEF: !t s. h4/pred__set/SUBSET s t <=> (!x. h4/bool/IN x s ==> h4/bool/IN x t)
% Assm: h4/pred__set/IN__UNION: !x t s. h4/bool/IN x (h4/pred__set/UNION s t) <=> h4/bool/IN x s \/ h4/bool/IN x t
% Assm: h4/fixedPoint/gfp__coinduction: !f. h4/fixedPoint/monotone f ==> (!X. h4/pred__set/SUBSET X (f X) ==> h4/pred__set/SUBSET X (h4/fixedPoint/gfp f))
% Assm: h4/path/stopped__at__11: !y x. h4/path/stopped__at x = h4/path/stopped__at y <=> x = y
% Assm: h4/path/pcons__11: !y x s r q p. h4/path/pcons x r p = h4/path/pcons y s q <=> x = y /\ r = s /\ p = q
% Assm: h4/path/stopped__at__not__pcons_c0: !y x r p. ~(h4/path/stopped__at x = h4/path/pcons y r p)
% Assm: h4/path/FORALL__path: !P. (!p. P p) <=> (!x. P (h4/path/stopped__at x)) /\ (!x r p. P (h4/path/pcons x r p))
% Assm: h4/path/okpath__f__def: !X R. h4/path/okpath__f R X = h4/pred__set/UNION (h4/pred__set/GSPEC (\x. h4/pair/_2C (h4/path/stopped__at x) (h4/bool/IN x h4/pred__set/UNIV))) (h4/pred__set/GSPEC (h4/pair/UNCURRY (\x. h4/pair/UNCURRY (\r p. h4/pair/_2C (h4/path/pcons x r p) (R x r (h4/path/first p) /\ h4/bool/IN p X)))))
% Assm: h4/path/okpath__monotone: !R. h4/fixedPoint/monotone (h4/path/okpath__f R)
% Assm: h4/path/okpath__def: !R. h4/path/okpath R = h4/fixedPoint/gfp (h4/path/okpath__f R)
% Goal: !R P. (!x r p. P (h4/path/pcons x r p) ==> R x r (h4/path/first p) /\ P p) ==> (!p. P p ==> h4/path/okpath R p)
%   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_INu_u_DEF]: !x x. h4/bool/IN x x <=> happ x x
% 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_FORALLu_u_SIMP]: !t. (!x. t) <=> t
% Assm [h4s_bools_EXISTSu_u_SIMP]: !t. (?x. t) <=> t
% Assm [h4s_bools_ANDu_u_CLAUSESu_c0]: !t. T /\ t <=> t
% Assm [h4s_bools_ANDu_u_CLAUSESu_c1]: !t. t /\ T <=> t
% Assm [h4s_bools_ANDu_u_CLAUSESu_c2]: !t. F /\ t <=> F
% Assm [h4s_bools_ORu_u_CLAUSESu_c0]: !t. T \/ t <=> T
% Assm [h4s_bools_ORu_u_CLAUSESu_c2]: !t. F \/ t <=> t
% Assm [h4s_bools_IMPu_u_CLAUSESu_c1]: !t. t ==> T <=> 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_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_bools_EXISTSu_u_REFL]: !a. ?x. x = a
% Assm [h4s_bools_UNWINDu_u_THM2]: !a P. (?x. x = a /\ happ P x) <=> happ P a
% Assm [h4s_pairs_PAIRu_u_EQ]: !y x b a. h4/pair/_2C x y = h4/pair/_2C a b <=> x = a /\ y = b
% Assm [h4s_pairs_PAIR]: !x. h4/pair/_2C (h4/pair/FST x) (h4/pair/SND x) = x
% Assm [h4s_pairs_UNCURRYu_u_DEF]: !y x f. happ (h4/pair/UNCURRY f) (h4/pair/_2C x y) = happ (happ f x) y
% Assm [h4s_predu_u_sets_GSPECIFICATION]: !v f. h4/bool/IN v (h4/pred__set/GSPEC f) <=> (?x. h4/pair/_2C v T = happ f x)
% Assm [h4s_predu_u_sets_INu_u_UNIV]: !x. h4/bool/IN x h4/pred__set/UNIV
% Assm [h4s_predu_u_sets_SUBSETu_u_DEF]: !t s. h4/pred__set/SUBSET s t <=> (!x. h4/bool/IN x s ==> h4/bool/IN x t)
% Assm [h4s_predu_u_sets_INu_u_UNION]: !x t s. h4/bool/IN x (h4/pred__set/UNION s t) <=> h4/bool/IN x s \/ h4/bool/IN x t
% Assm [h4s_fixedPoints_gfpu_u_coinduction]: !f. h4/fixedPoint/monotone f ==> (!X. h4/pred__set/SUBSET X (happ f X) ==> h4/pred__set/SUBSET X (h4/fixedPoint/gfp f))
% Assm [h4s_paths_stoppedu_u_atu_u_11]: !y x. h4/path/stopped__at x = h4/path/stopped__at y <=> x = y
% Assm [h4s_paths_pconsu_u_11]: !y x s r q p. h4/path/pcons x r p = h4/path/pcons y s q <=> x = y /\ r = s /\ p = q
% Assm [h4s_paths_stoppedu_u_atu_u_notu_u_pconsu_c0]: !y x r p. ~(h4/path/stopped__at x = h4/path/pcons y r p)
% Assm [h4s_paths_FORALLu_u_path]: !P. (!p. happ P p) <=> (!x. happ P (h4/path/stopped__at x)) /\ (!x r p. happ P (h4/path/pcons x r p))
% Assm [h4s_paths_okpathu_u_fu_u_def]: !_3. (!R x r X p. ?v. (v <=> happ (happ (happ R x) r) (h4/path/first p) /\ h4/bool/IN p X) /\ happ (happ (happ (happ (happ _3 R) x) r) X) p = h4/pair/_2C (h4/path/pcons x r p) v) ==> (!_2. (!R x X r. happ (happ (happ (happ _2 R) x) X) r = happ (happ (happ (happ _3 R) x) r) X) ==> (!_1. (!R X x. happ (happ (happ _1 R) X) x = h4/pair/UNCURRY (happ (happ (happ _2 R) x) X)) ==> (!_0. (!x. happ _0 x = h4/pair/_2C (h4/path/stopped__at x) (h4/bool/IN x h4/pred__set/UNIV)) ==> (!X R. happ (h4/path/okpath__f R) X = h4/pred__set/UNION (h4/pred__set/GSPEC _0) (h4/pred__set/GSPEC (h4/pair/UNCURRY (happ (happ _1 R) X)))))))
% Assm [h4s_paths_okpathu_u_monotone]: !R. h4/fixedPoint/monotone (h4/path/okpath__f R)
% Assm [h4s_paths_okpathu_u_def]: !R. h4/path/okpath R = h4/fixedPoint/gfp (h4/path/okpath__f R)
% Goal: !R P. (!x r p. happ P (h4/path/pcons x r p) ==> happ (happ (happ R x) r) (h4/path/first p) /\ happ P p) ==> (!p. happ P p ==> happ (h4/path/okpath R) p)
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_Q143158,TV_Q143154]: ![V_f, V_g]: (![V_x]: s(TV_Q143154,happ(s(t_fun(TV_Q143158,TV_Q143154),V_f),s(TV_Q143158,V_x))) = s(TV_Q143154,happ(s(t_fun(TV_Q143158,TV_Q143154),V_g),s(TV_Q143158,V_x))) => s(t_fun(TV_Q143158,TV_Q143154),V_f) = s(t_fun(TV_Q143158,TV_Q143154),V_g))).
fof(ah4s_bools_INu_u_DEF, axiom, ![TV_u_27a]: ![V_x, V_x0]: s(t_bool,h4s_bools_in(s(TV_u_27a,V_x),s(t_fun(TV_u_27a,t_bool),V_x0))) = s(t_bool,happ(s(t_fun(TV_u_27a,t_bool),V_x0),s(TV_u_27a,V_x)))).
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_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_EXISTSu_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_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_c1, axiom, ![V_t]: ((p(s(t_bool,V_t)) & p(s(t_bool,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_ORu_u_CLAUSESu_c0, axiom, ![V_t]: ((p(s(t_bool,t)) | p(s(t_bool,V_t))) <=> p(s(t_bool,t)))).
fof(ah4s_bools_ORu_u_CLAUSESu_c2, axiom, ![V_t]: ((p(s(t_bool,f)) | p(s(t_bool,V_t))) <=> p(s(t_bool,V_t)))).
fof(ah4s_bools_IMPu_u_CLAUSESu_c1, axiom, ![V_t]: ((p(s(t_bool,V_t)) => p(s(t_bool,t))) <=> 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_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_bools_EXISTSu_u_REFL, axiom, ![TV_u_27a]: ![V_a]: ?[V_x]: s(TV_u_27a,V_x) = s(TV_u_27a,V_a)).
fof(ah4s_bools_UNWINDu_u_THM2, axiom, ![TV_u_27a]: ![V_a, V_P]: (?[V_x]: (s(TV_u_27a,V_x) = s(TV_u_27a,V_a) & 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_a)))))).
fof(ah4s_pairs_PAIRu_u_EQ, axiom, ![TV_u_27a,TV_u_27b]: ![V_y, V_x, V_b, V_a]: (s(t_h4s_pairs_prod(TV_u_27a,TV_u_27b),h4s_pairs_u_2c(s(TV_u_27a,V_x),s(TV_u_27b,V_y))) = s(t_h4s_pairs_prod(TV_u_27a,TV_u_27b),h4s_pairs_u_2c(s(TV_u_27a,V_a),s(TV_u_27b,V_b))) <=> (s(TV_u_27a,V_x) = s(TV_u_27a,V_a) & s(TV_u_27b,V_y) = s(TV_u_27b,V_b)))).
fof(ah4s_pairs_PAIR, axiom, ![TV_u_27a,TV_u_27b]: ![V_x]: s(t_h4s_pairs_prod(TV_u_27a,TV_u_27b),h4s_pairs_u_2c(s(TV_u_27a,h4s_pairs_fst(s(t_h4s_pairs_prod(TV_u_27a,TV_u_27b),V_x))),s(TV_u_27b,h4s_pairs_snd(s(t_h4s_pairs_prod(TV_u_27a,TV_u_27b),V_x))))) = s(t_h4s_pairs_prod(TV_u_27a,TV_u_27b),V_x)).
fof(ah4s_pairs_UNCURRYu_u_DEF, axiom, ![TV_u_27c,TV_u_27a,TV_u_27b]: ![V_y, V_x, V_f]: s(TV_u_27c,happ(s(t_fun(t_h4s_pairs_prod(TV_u_27a,TV_u_27b),TV_u_27c),h4s_pairs_uncurry(s(t_fun(TV_u_27a,t_fun(TV_u_27b,TV_u_27c)),V_f))),s(t_h4s_pairs_prod(TV_u_27a,TV_u_27b),h4s_pairs_u_2c(s(TV_u_27a,V_x),s(TV_u_27b,V_y))))) = s(TV_u_27c,happ(s(t_fun(TV_u_27b,TV_u_27c),happ(s(t_fun(TV_u_27a,t_fun(TV_u_27b,TV_u_27c)),V_f),s(TV_u_27a,V_x))),s(TV_u_27b,V_y)))).
fof(ah4s_predu_u_sets_GSPECIFICATION, axiom, ![TV_u_27a,TV_u_27b]: ![V_v, V_f]: (p(s(t_bool,h4s_bools_in(s(TV_u_27a,V_v),s(t_fun(TV_u_27a,t_bool),h4s_predu_u_sets_gspec(s(t_fun(TV_u_27b,t_h4s_pairs_prod(TV_u_27a,t_bool)),V_f)))))) <=> ?[V_x]: s(t_h4s_pairs_prod(TV_u_27a,t_bool),h4s_pairs_u_2c(s(TV_u_27a,V_v),s(t_bool,t))) = s(t_h4s_pairs_prod(TV_u_27a,t_bool),happ(s(t_fun(TV_u_27b,t_h4s_pairs_prod(TV_u_27a,t_bool)),V_f),s(TV_u_27b,V_x))))).
fof(ah4s_predu_u_sets_INu_u_UNIV, 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_univ))))).
fof(ah4s_predu_u_sets_SUBSETu_u_DEF, axiom, ![TV_u_27a]: ![V_t, V_s]: (p(s(t_bool,h4s_predu_u_sets_subset(s(t_fun(TV_u_27a,t_bool),V_s),s(t_fun(TV_u_27a,t_bool),V_t)))) <=> ![V_x]: (p(s(t_bool,h4s_bools_in(s(TV_u_27a,V_x),s(t_fun(TV_u_27a,t_bool),V_s)))) => p(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_INu_u_UNION, axiom, ![TV_u_27a]: ![V_x, V_t, V_s]: (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_union(s(t_fun(TV_u_27a,t_bool),V_s),s(t_fun(TV_u_27a,t_bool),V_t)))))) <=> (p(s(t_bool,h4s_bools_in(s(TV_u_27a,V_x),s(t_fun(TV_u_27a,t_bool),V_s)))) | p(s(t_bool,h4s_bools_in(s(TV_u_27a,V_x),s(t_fun(TV_u_27a,t_bool),V_t))))))).
fof(ah4s_fixedPoints_gfpu_u_coinduction, axiom, ![TV_u_27a]: ![V_f]: (p(s(t_bool,h4s_fixedpoints_monotone(s(t_fun(t_fun(TV_u_27a,t_bool),t_fun(TV_u_27a,t_bool)),V_f)))) => ![V_X]: (p(s(t_bool,h4s_predu_u_sets_subset(s(t_fun(TV_u_27a,t_bool),V_X),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_f),s(t_fun(TV_u_27a,t_bool),V_X)))))) => p(s(t_bool,h4s_predu_u_sets_subset(s(t_fun(TV_u_27a,t_bool),V_X),s(t_fun(TV_u_27a,t_bool),h4s_fixedpoints_gfp(s(t_fun(t_fun(TV_u_27a,t_bool),t_fun(TV_u_27a,t_bool)),V_f))))))))).
fof(ah4s_paths_stoppedu_u_atu_u_11, axiom, ![TV_u_27b,TV_u_27a]: ![V_y, V_x]: (s(t_h4s_paths_path(TV_u_27a,TV_u_27b),h4s_paths_stoppedu_u_at(s(TV_u_27a,V_x))) = s(t_h4s_paths_path(TV_u_27a,TV_u_27b),h4s_paths_stoppedu_u_at(s(TV_u_27a,V_y))) <=> s(TV_u_27a,V_x) = s(TV_u_27a,V_y))).
fof(ah4s_paths_pconsu_u_11, axiom, ![TV_u_27a,TV_u_27b]: ![V_y, V_x, V_s, V_r, V_q, V_p]: (s(t_h4s_paths_path(TV_u_27a,TV_u_27b),h4s_paths_pcons(s(TV_u_27a,V_x),s(TV_u_27b,V_r),s(t_h4s_paths_path(TV_u_27a,TV_u_27b),V_p))) = s(t_h4s_paths_path(TV_u_27a,TV_u_27b),h4s_paths_pcons(s(TV_u_27a,V_y),s(TV_u_27b,V_s),s(t_h4s_paths_path(TV_u_27a,TV_u_27b),V_q))) <=> (s(TV_u_27a,V_x) = s(TV_u_27a,V_y) & (s(TV_u_27b,V_r) = s(TV_u_27b,V_s) & s(t_h4s_paths_path(TV_u_27a,TV_u_27b),V_p) = s(t_h4s_paths_path(TV_u_27a,TV_u_27b),V_q))))).
fof(ah4s_paths_stoppedu_u_atu_u_notu_u_pconsu_c0, axiom, ![TV_u_27a,TV_u_27b]: ![V_y, V_x, V_r, V_p]: ~ (s(t_h4s_paths_path(TV_u_27a,TV_u_27b),h4s_paths_stoppedu_u_at(s(TV_u_27a,V_x))) = s(t_h4s_paths_path(TV_u_27a,TV_u_27b),h4s_paths_pcons(s(TV_u_27a,V_y),s(TV_u_27b,V_r),s(t_h4s_paths_path(TV_u_27a,TV_u_27b),V_p))))).
fof(ah4s_paths_FORALLu_u_path, axiom, ![TV_u_27a,TV_u_27b]: ![V_P]: (![V_p]: p(s(t_bool,happ(s(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),V_P),s(t_h4s_paths_path(TV_u_27a,TV_u_27b),V_p)))) <=> (![V_x]: p(s(t_bool,happ(s(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),V_P),s(t_h4s_paths_path(TV_u_27a,TV_u_27b),h4s_paths_stoppedu_u_at(s(TV_u_27a,V_x)))))) & ![V_x, V_r, V_p]: p(s(t_bool,happ(s(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),V_P),s(t_h4s_paths_path(TV_u_27a,TV_u_27b),h4s_paths_pcons(s(TV_u_27a,V_x),s(TV_u_27b,V_r),s(t_h4s_paths_path(TV_u_27a,TV_u_27b),V_p))))))))).
fof(ah4s_paths_okpathu_u_fu_u_def, axiom, ![TV_u_27a,TV_u_27b]: ![V_uu_3]: (![V_R, V_x, V_r, V_X, V_p]: ?[V_v]: ((p(s(t_bool,V_v)) <=> (p(s(t_bool,happ(s(t_fun(TV_u_27a,t_bool),happ(s(t_fun(TV_u_27b,t_fun(TV_u_27a,t_bool)),happ(s(t_fun(TV_u_27a,t_fun(TV_u_27b,t_fun(TV_u_27a,t_bool))),V_R),s(TV_u_27a,V_x))),s(TV_u_27b,V_r))),s(TV_u_27a,h4s_paths_first(s(t_h4s_paths_path(TV_u_27a,TV_u_27b),V_p)))))) & p(s(t_bool,h4s_bools_in(s(t_h4s_paths_path(TV_u_27a,TV_u_27b),V_p),s(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),V_X)))))) & s(t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),happ(s(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool)),happ(s(t_fun(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool))),happ(s(t_fun(TV_u_27b,t_fun(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool)))),happ(s(t_fun(TV_u_27a,t_fun(TV_u_27b,t_fun(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool))))),happ(s(t_fun(t_fun(TV_u_27a,t_fun(TV_u_27b,t_fun(TV_u_27a,t_bool))),t_fun(TV_u_27a,t_fun(TV_u_27b,t_fun(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool)))))),V_uu_3),s(t_fun(TV_u_27a,t_fun(TV_u_27b,t_fun(TV_u_27a,t_bool))),V_R))),s(TV_u_27a,V_x))),s(TV_u_27b,V_r))),s(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),V_X))),s(t_h4s_paths_path(TV_u_27a,TV_u_27b),V_p))) = s(t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),h4s_pairs_u_2c(s(t_h4s_paths_path(TV_u_27a,TV_u_27b),h4s_paths_pcons(s(TV_u_27a,V_x),s(TV_u_27b,V_r),s(t_h4s_paths_path(TV_u_27a,TV_u_27b),V_p))),s(t_bool,V_v)))) => ![V_uu_2]: (![V_R, V_x, V_X, V_r]: s(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool)),happ(s(t_fun(TV_u_27b,t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool))),happ(s(t_fun(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),t_fun(TV_u_27b,t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool)))),happ(s(t_fun(TV_u_27a,t_fun(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),t_fun(TV_u_27b,t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool))))),happ(s(t_fun(t_fun(TV_u_27a,t_fun(TV_u_27b,t_fun(TV_u_27a,t_bool))),t_fun(TV_u_27a,t_fun(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),t_fun(TV_u_27b,t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool)))))),V_uu_2),s(t_fun(TV_u_27a,t_fun(TV_u_27b,t_fun(TV_u_27a,t_bool))),V_R))),s(TV_u_27a,V_x))),s(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),V_X))),s(TV_u_27b,V_r))) = s(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool)),happ(s(t_fun(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool))),happ(s(t_fun(TV_u_27b,t_fun(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool)))),happ(s(t_fun(TV_u_27a,t_fun(TV_u_27b,t_fun(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool))))),happ(s(t_fun(t_fun(TV_u_27a,t_fun(TV_u_27b,t_fun(TV_u_27a,t_bool))),t_fun(TV_u_27a,t_fun(TV_u_27b,t_fun(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool)))))),V_uu_3),s(t_fun(TV_u_27a,t_fun(TV_u_27b,t_fun(TV_u_27a,t_bool))),V_R))),s(TV_u_27a,V_x))),s(TV_u_27b,V_r))),s(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),V_X))) => ![V_uu_1]: (![V_R, V_X, V_x]: s(t_fun(t_h4s_pairs_prod(TV_u_27b,t_h4s_paths_path(TV_u_27a,TV_u_27b)),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool)),happ(s(t_fun(TV_u_27a,t_fun(t_h4s_pairs_prod(TV_u_27b,t_h4s_paths_path(TV_u_27a,TV_u_27b)),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool))),happ(s(t_fun(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),t_fun(TV_u_27a,t_fun(t_h4s_pairs_prod(TV_u_27b,t_h4s_paths_path(TV_u_27a,TV_u_27b)),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool)))),happ(s(t_fun(t_fun(TV_u_27a,t_fun(TV_u_27b,t_fun(TV_u_27a,t_bool))),t_fun(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),t_fun(TV_u_27a,t_fun(t_h4s_pairs_prod(TV_u_27b,t_h4s_paths_path(TV_u_27a,TV_u_27b)),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool))))),V_uu_1),s(t_fun(TV_u_27a,t_fun(TV_u_27b,t_fun(TV_u_27a,t_bool))),V_R))),s(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),V_X))),s(TV_u_27a,V_x))) = s(t_fun(t_h4s_pairs_prod(TV_u_27b,t_h4s_paths_path(TV_u_27a,TV_u_27b)),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool)),h4s_pairs_uncurry(s(t_fun(TV_u_27b,t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool))),happ(s(t_fun(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),t_fun(TV_u_27b,t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool)))),happ(s(t_fun(TV_u_27a,t_fun(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),t_fun(TV_u_27b,t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool))))),happ(s(t_fun(t_fun(TV_u_27a,t_fun(TV_u_27b,t_fun(TV_u_27a,t_bool))),t_fun(TV_u_27a,t_fun(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),t_fun(TV_u_27b,t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool)))))),V_uu_2),s(t_fun(TV_u_27a,t_fun(TV_u_27b,t_fun(TV_u_27a,t_bool))),V_R))),s(TV_u_27a,V_x))),s(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),V_X))))) => ![V_uu_0]: (![V_x]: s(t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),happ(s(t_fun(TV_u_27a,t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool)),V_uu_0),s(TV_u_27a,V_x))) = s(t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),h4s_pairs_u_2c(s(t_h4s_paths_path(TV_u_27a,TV_u_27b),h4s_paths_stoppedu_u_at(s(TV_u_27a,V_x))),s(t_bool,h4s_bools_in(s(TV_u_27a,V_x),s(t_fun(TV_u_27a,t_bool),h4s_predu_u_sets_univ))))) => ![V_X, V_R]: s(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),happ(s(t_fun(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool)),h4s_paths_okpathu_u_f(s(t_fun(TV_u_27a,t_fun(TV_u_27b,t_fun(TV_u_27a,t_bool))),V_R))),s(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),V_X))) = s(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),h4s_predu_u_sets_union(s(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),h4s_predu_u_sets_gspec(s(t_fun(TV_u_27a,t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool)),V_uu_0))),s(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),h4s_predu_u_sets_gspec(s(t_fun(t_h4s_pairs_prod(TV_u_27a,t_h4s_pairs_prod(TV_u_27b,t_h4s_paths_path(TV_u_27a,TV_u_27b))),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool)),h4s_pairs_uncurry(s(t_fun(TV_u_27a,t_fun(t_h4s_pairs_prod(TV_u_27b,t_h4s_paths_path(TV_u_27a,TV_u_27b)),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool))),happ(s(t_fun(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),t_fun(TV_u_27a,t_fun(t_h4s_pairs_prod(TV_u_27b,t_h4s_paths_path(TV_u_27a,TV_u_27b)),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool)))),happ(s(t_fun(t_fun(TV_u_27a,t_fun(TV_u_27b,t_fun(TV_u_27a,t_bool))),t_fun(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),t_fun(TV_u_27a,t_fun(t_h4s_pairs_prod(TV_u_27b,t_h4s_paths_path(TV_u_27a,TV_u_27b)),t_h4s_pairs_prod(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool))))),V_uu_1),s(t_fun(TV_u_27a,t_fun(TV_u_27b,t_fun(TV_u_27a,t_bool))),V_R))),s(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),V_X)))))))))))))).
fof(ah4s_paths_okpathu_u_monotone, axiom, ![TV_u_27b,TV_u_27a]: ![V_R]: p(s(t_bool,h4s_fixedpoints_monotone(s(t_fun(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool)),h4s_paths_okpathu_u_f(s(t_fun(TV_u_27a,t_fun(TV_u_27b,t_fun(TV_u_27a,t_bool))),V_R))))))).
fof(ah4s_paths_okpathu_u_def, axiom, ![TV_u_27b,TV_u_27a]: ![V_R]: s(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),h4s_paths_okpath(s(t_fun(TV_u_27a,t_fun(TV_u_27b,t_fun(TV_u_27a,t_bool))),V_R))) = s(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),h4s_fixedpoints_gfp(s(t_fun(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool)),h4s_paths_okpathu_u_f(s(t_fun(TV_u_27a,t_fun(TV_u_27b,t_fun(TV_u_27a,t_bool))),V_R)))))).
fof(ch4s_paths_okpathu_u_cou_u_ind, conjecture, ![TV_u_27a,TV_u_27b]: ![V_R, V_P]: (![V_x, V_r, V_p]: (p(s(t_bool,happ(s(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),V_P),s(t_h4s_paths_path(TV_u_27a,TV_u_27b),h4s_paths_pcons(s(TV_u_27a,V_x),s(TV_u_27b,V_r),s(t_h4s_paths_path(TV_u_27a,TV_u_27b),V_p)))))) => (p(s(t_bool,happ(s(t_fun(TV_u_27a,t_bool),happ(s(t_fun(TV_u_27b,t_fun(TV_u_27a,t_bool)),happ(s(t_fun(TV_u_27a,t_fun(TV_u_27b,t_fun(TV_u_27a,t_bool))),V_R),s(TV_u_27a,V_x))),s(TV_u_27b,V_r))),s(TV_u_27a,h4s_paths_first(s(t_h4s_paths_path(TV_u_27a,TV_u_27b),V_p)))))) & p(s(t_bool,happ(s(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),V_P),s(t_h4s_paths_path(TV_u_27a,TV_u_27b),V_p)))))) => ![V_p]: (p(s(t_bool,happ(s(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),V_P),s(t_h4s_paths_path(TV_u_27a,TV_u_27b),V_p)))) => p(s(t_bool,happ(s(t_fun(t_h4s_paths_path(TV_u_27a,TV_u_27b),t_bool),h4s_paths_okpath(s(t_fun(TV_u_27a,t_fun(TV_u_27b,t_fun(TV_u_27a,t_bool))),V_R))),s(t_h4s_paths_path(TV_u_27a,TV_u_27b),V_p))))))).
