diff options
-rw-r--r-- | src/Util/Tuple.v | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/Util/Tuple.v b/src/Util/Tuple.v index b97bfbc49..d1e0177f2 100644 --- a/src/Util/Tuple.v +++ b/src/Util/Tuple.v @@ -392,9 +392,9 @@ Local Notation option_bind | None => None end). Definition lift_option {n A} (xs : tuple (option A) n) : option (tuple A n) - := lift_monad (fun T => option T) option_bind (@Some) xs. + := lift_monad (fun T => option T) option_bind (fun T v => @Some T v) xs. Definition push_option {n A} (xs : option (tuple A n)) : tuple (option A) n - := push_monad (fun T => option T) option_bind (@Some) xs. + := push_monad (fun T => option T) option_bind (fun T v => @Some T v) xs. Lemma lift_push_option {n A} (xs : option (tuple A (S n))) : lift_option (push_option xs) = xs. Proof. |