diff options
Diffstat (limited to 'mathcomp/algebra/ssrint.v')
| -rw-r--r-- | mathcomp/algebra/ssrint.v | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mathcomp/algebra/ssrint.v b/mathcomp/algebra/ssrint.v index aa899b2..e234504 100644 --- a/mathcomp/algebra/ssrint.v +++ b/mathcomp/algebra/ssrint.v @@ -410,7 +410,7 @@ Proof. by case: m; first case. Qed. Lemma subz_ge0 m n : lez 0 (n - m) = lez m n. Proof. -case: (intP m); case: (intP n)=> // {m n} m n /=; +case: (intP m); case: (intP n)=> // {}m {}n /=; rewrite ?ltnS -?opprD ?opprB ?subzSS; case: leqP=> // hmn; by [ rewrite subzn // | rewrite -opprB subzn ?(ltnW hmn) //; |