From c092788296843c7511cee7a510ca734852be2d09 Mon Sep 17 00:00:00 2001
From: Takafumi Saikawa <tscompor@gmail.com>
Date: Fri, 8 Dec 2023 11:49:32 +0900
Subject: [PATCH] remove unnecessary parentheses

---
 lib/ssr_ext.v | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/ssr_ext.v b/lib/ssr_ext.v
index a1af1396..10d72b64 100644
--- a/lib/ssr_ext.v
+++ b/lib/ssr_ext.v
@@ -704,7 +704,7 @@ Proof.
 subst m n => /=.
 case => /= tv.
 apply eq_from_tnth => i.
-rewrite (tnth_nth (t!_i)) [in X in _ = X](tnth_nth (t!_i)).
+rewrite (tnth_nth t!_i) [in X in _ = X](tnth_nth t!_i).
 by rewrite -(@nth_take k) // -[in X in _ = X](@nth_take k) // tv.
 Qed.