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authorGravatar Andres Erbsen <andreser@mit.edu>2017-04-28 20:28:08 -0400
committerGravatar GitHub <noreply@github.com>2017-04-28 20:28:08 -0400
commit08be7fa27881cf4bef5bede9d07feaaa9025b9a4 (patch)
tree18b19422c585001f784ab9066627f66940791494 /src/Algebra/Ring.v
parente7a7d3cf71a9170ce8ce0022a7e1ae46e012b3a6 (diff)
Prove relationship between `xzladderstep` and M.add (#162)
* hopefully all proofs we need about xzladderstep * Better automation in xzproofs * Speed up xzproofs with heuristic clearing * Remove useless hypotheses * XZProofs cleanup * fix "group by isomorphism" proofs, use in XZProofs
Diffstat (limited to 'src/Algebra/Ring.v')
-rw-r--r--src/Algebra/Ring.v2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/Algebra/Ring.v b/src/Algebra/Ring.v
index 406706988..2e3bcba58 100644
--- a/src/Algebra/Ring.v
+++ b/src/Algebra/Ring.v
@@ -205,7 +205,7 @@ Section Isomorphism.
| [ H : field |- _ ] => destruct H; try clear H
| [ H : commutative_ring |- _ ] => destruct H; try clear H
| [ H : ring |- _ ] => destruct H; try clear H
- | [ H : abelian_group |- _ ] => destruct H; try clear H
+ | [ H : commutative_group |- _ ] => destruct H; try clear H
| [ H : group |- _ ] => destruct H; try clear H
| [ H : monoid |- _ ] => destruct H; try clear H
| [ H : is_commutative |- _ ] => destruct H; try clear H