diff --git a/_posts/2023/11/2023-11-03-6-172-performance.md b/_posts/2023/11/2023-11-03-6-172-performance.md
index 5817b30..e4db1ed 100644
--- a/_posts/2023/11/2023-11-03-6-172-performance.md
+++ b/_posts/2023/11/2023-11-03-6-172-performance.md
@@ -10,7 +10,7 @@ typora-root-url: ../../../
 
 
 
-$$x \le 1$$
+abcd
 
 ## 操作