Question

Give an example of 2 non isomorphic regular tournament of the same order

score 1k · Answer 1 · 2026-04-16 09:20:22

1k

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Give an example of 2 non isomorphic regular tournament of the same order

Published on 16 Apr 2026 - 9:20

score 587 · Answer 2 · 2026-04-12 09:28:22

587

Views

Maximum size of a clique

Published on 12 Apr 2026 - 9:28

score 101 · Answer 3 · 2026-04-15 14:04:42

101

Views

Does a colouring of a graph on two colours always have certain kinda of triangles

Published on 15 Apr 2026 - 14:04

score 3.7k · Answer 4 · 2026-04-16 08:05:24

3.7k

Views

Maximum number of isomorphic graphs

Published on 16 Apr 2026 - 8:05

score 777 · Answer 5 · 2026-04-16 22:52:53

777

Views

Show that any connected graph $G$ satisfies $\lvert E(G)\rvert \geq \lvert V(G)\rvert -1 $

Published on 16 Apr 2026 - 22:52

score 93 · Answer 6 · 2026-04-14 14:47:18

93

Views

Choosing a committee from two people who are not sitting beside each other.

Published on 14 Apr 2026 - 14:47

score 198 · Answer 7 · 2026-04-16 04:43:37

198

Views

Chromatic Index Proof

Published on 16 Apr 2026 - 4:43

score 760 · Answer 8 · 2026-04-17 07:03:03

760

Views

A simple $n$-regular graph with no cycles of length $>3$ has at least $2n$ vertices

Published on 17 Apr 2026 - 7:03

score 1.9k · Answer 9 · 2026-04-13 02:10:57

1.9k

Views

If each pair of cities has exactly one direct one-way road between them, there is a path which visits each exactly once

Published on 13 Apr 2026 - 2:10

score 190 · Answer 10 · 2026-04-15 02:46:27

190

Views

prove that the only solution for the equation $L(G)=H \square K$ is $K=K_n$ ,$H=K_m$ and $G=K_{m,n}$.

Published on 15 Apr 2026 - 2:46

score 60 · Answer 11 · 2026-04-16 18:34:31

60

Views

A discrete, linear graph at 45 degrees, where the N points add up to 1

Published on 16 Apr 2026 - 18:34

score 65 · Answer 12 · 2026-04-10 20:50:07

65

Views

confudes with Dijkstra's algorithm.

Published on 10 Apr 2026 - 20:50

score 290 · Answer 13 · 2026-04-17 14:27:02

290

Views

Number of spanning trees of this graph

Published on 17 Apr 2026 - 14:27

score 255 · Answer 14 · 2026-04-12 04:31:08

255

Views

Use of model theory in flag algebras

Published on 12 Apr 2026 - 4:31

score 512 · Answer 15 · 2026-04-13 18:52:03

512

Views

Number of spanning trees for these 2 figures

Published on 13 Apr 2026 - 18:52

List Question

Give an example of 2 non isomorphic regular tournament of the same order

Maximum size of a clique

Does a colouring of a graph on two colours always have certain kinda of triangles

Maximum number of isomorphic graphs

Show that any connected graph $G$ satisfies $\lvert E(G)\rvert \geq \lvert V(G)\rvert -1 $

Choosing a committee from two people who are not sitting beside each other.

Chromatic Index Proof

A simple $n$-regular graph with no cycles of length $>3$ has at least $2n$ vertices

If each pair of cities has exactly one direct one-way road between them, there is a path which visits each exactly once

prove that the only solution for the equation $L(G)=H \square K$ is $K=K_n$ ,$H=K_m$ and $G=K_{m,n}$.

A discrete, linear graph at 45 degrees, where the N points add up to 1

confudes with Dijkstra's algorithm.

Number of spanning trees of this graph

Use of model theory in flag algebras

Number of spanning trees for these 2 figures

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