New posts in Random Walk

Probability of two people meeting in a given square grid.

Random walk with 3 cases.

Simple Random Walk: two questions

Distribution of the Maximum of a (infinite) Random Walk

Drunkards walk on a sphere.

Random solving of a Rubik cube .

How to show $M_n = X_n^2-n$ is a martingale?

Random walk on natural number

Limit value of the product martingale $\exp(uX_n - nu^2 \sigma^2 / 2)$

Probability a random walk is back at the origin