From 00e03a1945539d3c67692dc1252dc9bd1b134f83 Mon Sep 17 00:00:00 2001
From: balibabu <cike8899@users.noreply.github.com>
Date: Thu, 30 Apr 2026 16:12:13 +0800
Subject: [PATCH] Fix: LaTeX formulas cannot be displayed on the chat page.
 (#14531)

### What problem does this PR solve?

Fix: LaTeX formulas cannot be displayed on the chat page.

### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)
---
 web/src/utils/chat.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/web/src/utils/chat.ts b/web/src/utils/chat.ts
index e620ba3eab..cc00249502 100644
--- a/web/src/utils/chat.ts
+++ b/web/src/utils/chat.ts
@@ -52,8 +52,8 @@ export const buildMessageUuidWithRole = (
 // the last valid delimiter and avoid cutting at the first \] or \) inside the
 // equation (e.g. \frac{1}{|y|} or \right]).
 
-const BLOCK_MATH_RE = /\\\[([\s\S]*)(?<![a-zA-Z])\\\]/g;
-const INLINE_MATH_RE = /\\\(([\s\S]*)(?<![a-zA-Z])\\\)/g;
+const BLOCK_MATH_RE = /\\\[([\s\S]*?)(?<![a-zA-Z])\\\]/g;
+const INLINE_MATH_RE = /\\\(([\s\S]*?)(?<![a-zA-Z])\\\)/g;
 
 export const preprocessLaTeX = (content: string) => {
   const blockProcessedContent = content.replace(