diff options
Diffstat (limited to 'theories/Arith/Peano_dec.v')
| -rw-r--r-- | theories/Arith/Peano_dec.v | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/theories/Arith/Peano_dec.v b/theories/Arith/Peano_dec.v index 5a9e980738..42335f98ba 100644 --- a/theories/Arith/Peano_dec.v +++ b/theories/Arith/Peano_dec.v @@ -23,7 +23,7 @@ Defined. Theorem eq_nat_dec : forall n m, {n = m} + {n <> m}. Proof. - induction n; induction m; auto. + induction n; destruct m; auto. elim (IHn m); auto. Defined. |