List questions from random-walk

Published on 27 Nov 2021 - 15:50

613

Views

Calculate the diffusion coefficient from a random walk with stay.

Published on 02 Apr 2026 - 16:52

533

Views

Does a simple symmetric random walk on $\mathbb{Z^{2}}$ reach each vertex?

Published on 28 Nov 2021 - 7:59

64

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Probability of the first time that a chain on $\mathbb{Z}$ hits a state.

Published on 28 Nov 2021 - 8:26

371

Views

Random walk 1D with a single bound

Published on 30 Nov 2021 - 15:47

125

Views

Symmetric random walk on the integers

Published on 01 Dec 2021 - 20:13

635

Views

Probability of reaching state $b$ before $-a$

Published on 04 Dec 2021 - 23:56

305

Views

Going from 30 to 100 in a coin flip game.

Published on 05 Dec 2021 - 16:06

596

Views

Random walk with stopping time

Published on 01 Apr 2026 - 15:58

1.8k

Views

Expected value of steps taken to hit +1 on a 1D integer random walk given you start from zero?

Published on 07 Apr 2026 - 4:45

28

Views

Ratio of unique co-ordinates visited to total co-ordinate visited in a random walk.

Published on 15 Dec 2021 - 5:06

77

Views

A random step in the $2D$ plane

Published on 16 Dec 2021 - 18:45

736

Views

Is the expectation of the supremum of a random walk with negative drift finite?

Published on 17 Dec 2021 - 23:15

402

Views

Let $S_n$ be a simple symmetric random walk. Show that $P(S_1S_2...S_{2n} \neq 0) = P(S_{2n} = 0)$

Published on 21 Dec 2021 - 20:40

861

Views

Distribution of stopping time for biased random walk using martingales.

Published on 21 Dec 2021 - 22:43

List Question

Random walks on symmetric groups

Calculate the diffusion coefficient from a random walk with stay.

Does a simple symmetric random walk on $\mathbb{Z^{2}}$ reach each vertex?

Probability of the first time that a chain on $\mathbb{Z}$ hits a state.

Random walk 1D with a single bound

Symmetric random walk on the integers

Probability of reaching state $b$ before $-a$

Going from 30 to 100 in a coin flip game.

Random walk with stopping time

Expected value of steps taken to hit +1 on a 1D integer random walk given you start from zero?

Ratio of unique co-ordinates visited to total co-ordinate visited in a random walk.

A random step in the $2D$ plane

Is the expectation of the supremum of a random walk with negative drift finite?

Let $S_n$ be a simple symmetric random walk. Show that $P(S_1S_2...S_{2n} \neq 0) = P(S_{2n} = 0)$

Distribution of stopping time for biased random walk using martingales.

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