diff --git a/scaffolds/draft.md b/scaffolds/draft.md
index 6a528a51..57da3df6 100644
--- a/scaffolds/draft.md
+++ b/scaffolds/draft.md
@@ -17,7 +17,6 @@ copyright_author:
 copyright_author_href:
 copyright_url:
 copyright_info:
-mathjax:
 katex:
 aside:
 ---
\ No newline at end of file
diff --git a/scaffolds/page.md b/scaffolds/page.md
index 686ca076..2cc3292d 100644
--- a/scaffolds/page.md
+++ b/scaffolds/page.md
@@ -7,7 +7,6 @@ comments: false
 description:
 keywords:
 top_img:
-mathjax:
 katex:
 aside:
 ---
diff --git a/scaffolds/post.md b/scaffolds/post.md
index 90347534..e30a995e 100644
--- a/scaffolds/post.md
+++ b/scaffolds/post.md
@@ -17,7 +17,6 @@ copyright_author:
 copyright_author_href:
 copyright_url:
 copyright_info:
-mathjax:
 katex:
 aside:
 ---
diff --git a/source/_posts/踩坑日记.md b/source/_posts/踩坑日记.md
index 6a8bdb0f..b45f5138 100644
--- a/source/_posts/踩坑日记.md
+++ b/source/_posts/踩坑日记.md
@@ -35,3 +35,5 @@ aside:
     cvxopt使用了MKL，所以应该使用链接到英特尔数学库的版本：Numpy+MKL 其在Numpy中包含所需的dll。
 
 >未完待续
+
+$ \alpha $