simp only [redCons_cons_vertex_neq e e' p' c, cons.injEq, exists_eq_right', true_or]
V : Type u
E : Type v
inst✝¹ : DecidableEq V
inst✝ : DecidableEq E
G : Graph V E
u v w' : V
e : EdgeBetween G u v
p : EdgePath G v w'
w w'' : V
e' : EdgeBetween G v w''
p' : EdgePath G w'' w
c : ¬w'' = u
⊢ redCons e (cons e' p') = cons e (cons e' p') ∨
    ∃ t, cons e' p' = cons (EdgeBetween.bar e) t ∧ redCons e (cons e' p') = t
no goals