Question

How many solutions does the equation $x+y+z=17$ have where $x,y,z$ are non negative integers?

score 2.8k · Answer 1 · 2026-04-14 11:32:25

2.8k

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How many solutions does the equation $x+y+z=17$ have where $x,y,z$ are non negative integers?

Published on 14 Apr 2026 - 11:32

score 4.9k · Answer 2 · 2026-04-10 22:56:29

4.9k

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Selecting $5$ out of $40$ floppy disks such that at least/at most $1$ is defective

Published on 10 Apr 2026 - 22:56

score 840 · Answer 3 · 2026-04-16 19:06:40

840

Views

Find all left cosets

Published on 16 Apr 2026 - 19:06

score 76 · Answer 4 · 2026-04-13 20:43:52

76

Views

Number of ways to put $n_1$ from $A_1$ and $n_2$ from $A_2$ such that a maximum of $k_1$ and $k_2$ stand together.

Published on 13 Apr 2026 - 20:43

score 301 · Answer 5 · 2026-04-13 17:20:04

301

Views

Bijections as the composition of 2 involutions

Published on 13 Apr 2026 - 17:20

score 64 · Answer 6 · 2026-04-14 15:28:38

64

Views

Can I select the $i$th member of a pseudo-random permutation of $n$ integers in $O(1)$ steps?

Published on 14 Apr 2026 - 15:28

score 217 · Answer 7 · 2026-04-12 14:27:02

217

Views

Quintary Sequences

Published on 12 Apr 2026 - 14:27

score 9.1k · Answer 8 · 2026-04-09 05:24:56

9.1k

Views

Permutation written as product of transpositions

Published on 09 Apr 2026 - 5:24

score 154 · Answer 9 · 2026-04-10 05:31:43

154

Views

Question about homomorphisms between symmetric groups

Published on 10 Apr 2026 - 5:31

score 261 · Answer 10 · 2026-04-10 18:42:01

261

Views

Completing partial permutation

Published on 10 Apr 2026 - 18:42

score 1.1k · Answer 11 · 2026-04-15 17:30:44

1.1k

Views

Cycle decomposition for elements of order 2 in $S_4$

Published on 15 Apr 2026 - 17:30

score 158 · Answer 12 · 2026-04-13 21:09:33

158

Views

Number of Ways to arrange things

Published on 13 Apr 2026 - 21:09

score 390 · Answer 13 · 2026-04-16 05:23:16

390

Views

Probability of seating 26 people at 16 tables and having at least one table empty

Published on 16 Apr 2026 - 5:23

score 122 · Answer 14 · 2026-04-16 02:24:38

122

Views

Permutations: If $3\le m\le n$, Find $\sigma\tau^{-1}$ for the cycles $\sigma=(1\,2\,\ldots,m-1)$ and $\tau=(1\,2\,\ldots,m-1\,m)$

Published on 16 Apr 2026 - 2:24

score 327 · Answer 15 · 2026-04-12 03:54:09

327

Views

How many ways can multiple artworks be displayed?

Published on 12 Apr 2026 - 3:54

List Question

How many solutions does the equation $x+y+z=17$ have where $x,y,z$ are non negative integers?

Selecting $5$ out of $40$ floppy disks such that at least/at most $1$ is defective

Find all left cosets

Number of ways to put $n_1$ from $A_1$ and $n_2$ from $A_2$ such that a maximum of $k_1$ and $k_2$ stand together.

Bijections as the composition of 2 involutions

Can I select the $i$th member of a pseudo-random permutation of $n$ integers in $O(1)$ steps?

Quintary Sequences

Permutation written as product of transpositions

Question about homomorphisms between symmetric groups

Completing partial permutation

Cycle decomposition for elements of order 2 in $S_4$

Number of Ways to arrange things

Probability of seating 26 people at 16 tables and having at least one table empty

Permutations: If $3\le m\le n$, Find $\sigma\tau^{-1}$ for the cycles $\sigma=(1\,2\,\ldots,m-1)$ and $\tau=(1\,2\,\ldots,m-1\,m)$

How many ways can multiple artworks be displayed?

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