diff options
Diffstat (limited to 'plugins/micromega/EnvRing.v')
| -rw-r--r-- | plugins/micromega/EnvRing.v | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/plugins/micromega/EnvRing.v b/plugins/micromega/EnvRing.v index e1424bb10..fd23d874f 100644 --- a/plugins/micromega/EnvRing.v +++ b/plugins/micromega/EnvRing.v @@ -1043,7 +1043,7 @@ Section POWER. | None, None => (norm_aux pe1) ++ (norm_aux pe2) end. Proof. - unfold norm_aux at 1; fold norm_aux. + simpl (norm_aux (PEadd _ _)). destruct pe1; [ | | | | | reflexivity | ]; destruct pe2; simpl get_PEopp; reflexivity. Qed. |