diff options
Diffstat (limited to 'plugins/setoid_ring/ArithRing.v')
| -rw-r--r-- | plugins/setoid_ring/ArithRing.v | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/plugins/setoid_ring/ArithRing.v b/plugins/setoid_ring/ArithRing.v index 0d4b86b62f..06822ae164 100644 --- a/plugins/setoid_ring/ArithRing.v +++ b/plugins/setoid_ring/ArithRing.v @@ -21,12 +21,12 @@ Lemma natSRth : semi_ring_theory O (S O) plus mult (@eq nat). Lemma nat_morph_N : semi_morph 0 1 plus mult (eq (A:=nat)) - 0%N 1%N Nplus Nmult Neq_bool nat_of_N. + 0%N 1%N N.add N.mul N.eqb nat_of_N. Proof. constructor;trivial. exact nat_of_Nplus. exact nat_of_Nmult. - intros x y H;rewrite (Neq_bool_ok _ _ H);trivial. + intros x y H. apply N.eqb_eq in H. now subst. Qed. Ltac natcst t := |