diff options
Diffstat (limited to 'mathcomp')
| -rw-r--r-- | mathcomp/ssreflect/seq.v | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/mathcomp/ssreflect/seq.v b/mathcomp/ssreflect/seq.v index b202dd0..dec68a3 100644 --- a/mathcomp/ssreflect/seq.v +++ b/mathcomp/ssreflect/seq.v @@ -2011,6 +2011,9 @@ Proof. by case/subseqP=> m _ -> Us2; apply: mask_uniq. Qed. Lemma take_uniq s n : uniq s -> uniq (take n s). Proof. exact/subseq_uniq/take_subseq. Qed. +Lemma drop_uniq s n : uniq s -> uniq (drop n s). +Proof. exact/subseq_uniq/drop_subseq. Qed. + End Subseq. Prenex Implicits subseq. |