zzm math talk to frontpage

Author: Daniel-42-z

index.md

@@ -7,7 +7,7 @@ title: Home
 
 Pinghe Math Club.
 
-[Math Talk: Euler's Line and Nine-Point Circle](/math-talks/eulers-line-and-9-point-circle/)
+[Math Talk: Probability and Discrete Random Variables](/math-talks/probability-and-discrete-random-variables/)
 
 [2025 O-Week Innovation Challenge: Problems and Solutions](https://typst.app/project/rioBf276MxFRDK4nvXO6kk)
 

math-talks.md

@@ -10,3 +10,4 @@ title: Math Talks
 - [Introduction to 2-Dimensional Vectors and Matrices and Results in Geometry and Trigonometry (2025-09-15)](/math-talks/2d-vectors-and-geometry/)
 - [More Things about Sets (2025-09-29)](/math-talks/more-things-about-sets/)
 - [Euler's Line and Nine-Point Circle (2025-10-13)](/math-talks/eulers-line-and-9-point-circle/)
+- [Probability and Discrete Random Variables (2025-10-20)](/math-talks/probability-and-discrete-random-variables/)