fact: Definition extension_C0 (f : R -> V) (a b : Rbar) (x : R) : V := match Rbar_le_dec a x with | left _ => match Rbar_le_dec x b with | left _ => f x | right _ => f (real b) end | right _ => f (real a) end.
imports: Coq(Reals Psatz ssreflect) Rcomplements Rbar Lim_seq Iter Hierarchy Continuity Equiv