Proofview.Notations
val (>>=) : 'a tactic -> ('a -> 'b tactic) -> 'b tactic
tclBIND
val (<*>) : unit tactic -> 'a tactic -> 'a tactic
tclTHEN
val (<+>) : 'a tactic -> 'a tactic -> 'a tactic
tclOR: t1+t2 = tclOR t1 (fun _ -> t2).
tclOR
t1+t2
tclOR t1 (fun _ -> t2)