diff options
Diffstat (limited to 'etc/coq')
| -rw-r--r-- | etc/coq/nested.v | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/etc/coq/nested.v b/etc/coq/nested.v index 31d7c256..0ddff83c 100644 --- a/etc/coq/nested.v +++ b/etc/coq/nested.v @@ -66,7 +66,7 @@ Require Omega. (* 7 This needs "Back 1" to be retracted. *) Save. Save. (* 8 "Back 1" or "Reset t2". *) Intros. (* 9 "Undo": example of retraction 9->6: Undo 2. Back 3. *) - Fixpoint f [n:nat] : nat := Cases n of O => O | (S m)=> (f m) end. (*7*) + Fixpoint g [n:nat] : nat := Cases n of O => O | (S m)=> (g m) end. (*7*) Lemma t3 : O=O. Auto. Save. (* 10 "Back 1" or "Reset t3" *) EAuto. (* 11 "Undo" *) Save. (* 12 *) |