diff --git a/assets/section_2.2_1686907456219_0.edn b/assets/section_2.2_1686907456219_0.edn
index 28a20aa..81af051 100644
--- a/assets/section_2.2_1686907456219_0.edn
+++ b/assets/section_2.2_1686907456219_0.edn
@@ -97,4 +97,4 @@
                           :page 17},
                :content {:text "A random variable is said to be of discrete type if the number of different values it can take is finite or countably infinite."},
                :properties {:color "yellow"}}],
- :extra {:page 22}}
+ :extra {:page 25}}
diff --git a/pages/总复习2023t1.md b/pages/总复习2023t1.md
index f65dd19..6ebedca 100644
--- a/pages/总复习2023t1.md
+++ b/pages/总复习2023t1.md
@@ -2701,6 +2701,7 @@
 							- ((648c2b26-e92d-43f7-b8e1-60b51a2b5268))
 						- Discrete type
 							- Definition:  ((648c2be0-787e-4e1f-8d0c-b859f0d08383))
+						-
 			- LATER 学积分
 			  :LOGBOOK:
 			  CLOCK: [2023-06-03 Sat 17:05:07]--[2023-06-03 Sat 17:05:08] =>  00:00:01