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-rw-r--r--theories/Arith/Factorial.v2
1 files changed, 1 insertions, 1 deletions
diff --git a/theories/Arith/Factorial.v b/theories/Arith/Factorial.v
index 0871c4af67..f87d7e810a 100644
--- a/theories/Arith/Factorial.v
+++ b/theories/Arith/Factorial.v
@@ -33,7 +33,7 @@ Qed.
Lemma fact_le n m : n <= m -> fact n <= fact m.
Proof.
- induction 1.
+ induction 1 as [|m ?].
- apply le_n.
- simpl. transitivity (fact m). trivial. apply Nat.le_add_r.
Qed.