diff --git a/assets/section_3.4_1686989774901_0.edn b/assets/section_3.4_1686989774901_0.edn
index 2288684..521bbef 100644
--- a/assets/section_3.4_1686989774901_0.edn
+++ b/assets/section_3.4_1686989774901_0.edn
@@ -87,4 +87,4 @@
                           :page 16},
                :content {:text "[:span]", :image 1686991327483},
                :properties {:color "yellow"}}],
- :extra {:page 19}}
+ :extra {:page 13}}
diff --git a/pages/总复习2023t1.md b/pages/总复习2023t1.md
index c9bb5a7..17eed9c 100644
--- a/pages/总复习2023t1.md
+++ b/pages/总复习2023t1.md
@@ -2952,6 +2952,8 @@
 								- Can be written as: #flashcard
 									- ((648d71bc-ca55-46f9-a7d4-22a339a7f9c0))
 									- Also: ((648d71dd-ce78-49c5-a12c-58dea53bd4cc))
+									- Examples
+										-
 							- $min(X,Y)$
 								-
 							- $max(X, Y)$