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| author |  Jason Gross <jgross@mit.edu> | 2018-10-29 16:58:06 -0400 |
|---|---|---|
| committer | Jason Gross <jgross@mit.edu> | 2018-10-29 16:58:06 -0400 |
| commit | 305f85996292b190247c7b25620f85699c30d44b (patch) | |
| tree | a64c3c1753025fbd9ec37768f03e0535889c3c10 /src/Util | |
| parent | ad54fb6c73c305cdd997a313fefc6e2a4dcc2d5d (diff) | |
Add split_contravariant_or
Diffstat (limited to 'src/Util')
| -rw-r--r-- | src/Util/Tactics/SplitInContext.v | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/Util/Tactics/SplitInContext.v b/src/Util/Tactics/SplitInContext.v index dd4e424a3..1c7cefafa 100644 --- a/src/Util/Tactics/SplitInContext.v +++ b/src/Util/Tactics/SplitInContext.v @@ -18,6 +18,8 @@ Ltac split_in_context ident funl funr := Ltac split_iff := split_in_context iff (fun a b : Prop => a -> b) (fun a b : Prop => b -> a). +Ltac split_contravariant_or := split_in_context_by or (fun A B : Prop => A) (fun A B : Prop => B) ltac:(fun H => intros; eauto 100 using H, or_introl, or_intror, ex_intro, exist, existT with nocore). + Ltac split_and' := repeat match goal with | [ H : ?a /\ ?b |- _ ] => let H0 := fresh in let H1 := fresh in |