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authorChristian Doczkal2020-09-10 18:15:25 +0200
committerChristian Doczkal2020-09-29 11:10:31 +0200
commit5b31a9e767694ce134fdff4461a876411eba0f2d (patch)
tree3cccd5964f214d314aca7f77a1742b9d57245ef0 /mathcomp/solvable/center.v
parent298830c5a3860c7a645df6effe7d1cc228d56150 (diff)
rename mem_imset2 to imset2_f (with deprecation)
Diffstat (limited to 'mathcomp/solvable/center.v')
-rw-r--r--mathcomp/solvable/center.v2
1 files changed, 1 insertions, 1 deletions
diff --git a/mathcomp/solvable/center.v b/mathcomp/solvable/center.v
index 615e0ac..7b1aed7 100644
--- a/mathcomp/solvable/center.v
+++ b/mathcomp/solvable/center.v
@@ -200,7 +200,7 @@ Proof.
move=> cHK; apply/setP=> z; rewrite {3}/center centM !inE.
have cKH: H \subset 'C(K) by rewrite centsC.
apply/imset2P/and3P=> [[x y /setIP[Hx cHx] /setIP[Ky cKy] ->{z}]| []].
- by rewrite mem_imset2 ?groupM // ?(subsetP cHK) ?(subsetP cKH).
+ by rewrite imset2_f ?groupM // ?(subsetP cHK) ?(subsetP cKH).
case/imset2P=> x y Hx Ky ->{z}.
rewrite groupMr => [cHx|]; last exact: subsetP Ky.
rewrite groupMl => [cKy|]; last exact: subsetP Hx.