diff --git a/assets/section_2.5_1686968005870_0.edn b/assets/section_2.5_1686968005870_0.edn
index 7c4352d..5607746 100644
--- a/assets/section_2.5_1686968005870_0.edn
+++ b/assets/section_2.5_1686968005870_0.edn
@@ -70,4 +70,4 @@
                           :page 18},
                :content {:text "[:span]", :image 1686972103740},
                :properties {:color "yellow"}}],
- :extra {:page 20}}
+ :extra {:page 21}}
diff --git a/pages/总复习2023t1.md b/pages/总复习2023t1.md
index 3935a37..2a5fe6a 100644
--- a/pages/总复习2023t1.md
+++ b/pages/总复习2023t1.md
@@ -2817,6 +2817,8 @@
 									- Mean, variance :-> ((648d25a0-12d9-47c5-b9ca-f7cafdf15d89))
 									- Memory-less #flashcard
 										- ((648d26c8-0292-4c02-8d6e-2b4f5cb10385))
+								- LATER Example
+									-
 						- Normal Distribution
 			- LATER 学积分
 			  :LOGBOOK: