fact: Definition mtry' {A} (t : gtactic A) (f : Exception -> gtactic A) : gtactic A := fun g => M.mtry' (t g) (fun e => f e g).
imports: Strings.String ssrmatching.ssrmatching Mtac2(Logic Datatypes List Utils Logic intf.Sorts) Strings.String NArith.BinNat NArith.BinNatDef