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Proving the size of the intersect of two balanced incomplete block designs cannot be equal to (v - 1)

score 35 · Answer 1 · 2026-03-25 06:04:17

35

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Proving the size of the intersect of two balanced incomplete block designs cannot be equal to (v - 1)

Published on 25 Mar 2026 - 6:04

score 111 · Answer 2 · 2026-04-14 07:14:47

111

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Which of the graphs are isomorphic (GRE math subject test)

Published on 14 Apr 2026 - 7:14

score 2.9k · Answer 3 · 2026-04-14 08:36:46

2.9k

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How to prove that number of unlabelled binary trees $n$ nodes is given by Catalan number

Published on 14 Apr 2026 - 8:36

score 197 · Answer 4 · 2026-04-13 04:36:27

197

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Counting the number of biregular bipartite graph

Published on 13 Apr 2026 - 4:36

score 65 · Answer 5 · 2026-04-13 11:33:19

65

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Adding a value to edges in my graph, so that a shortest path algorithm chooses path according to my formula

Published on 13 Apr 2026 - 11:33

score 404 · Answer 6 · 2026-04-14 12:58:08

404

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System of ODEs on a graph

Published on 14 Apr 2026 - 12:58

score 180 · Answer 7 · 2026-04-17 03:13:53

180

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Why graphs / graph based algorithms?

Published on 17 Apr 2026 - 3:13

score 59 · Answer 8 · 2026-04-08 08:20:24

59

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Possible paths between points in network

Published on 08 Apr 2026 - 8:20

score 473 · Answer 9 · 2026-04-16 18:38:27

473

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Line Graph Doubt

Published on 16 Apr 2026 - 18:38

score 84 · Answer 10 · 2026-04-15 02:10:36

84

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Name of a property in Graph Theory

Published on 15 Apr 2026 - 2:10

score 3.3k · Answer 11 · 2026-04-16 11:31:21

3.3k

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Does a graph with $6$ vertices where each vertex degree is $4$ have to be planar?

Published on 16 Apr 2026 - 11:31

score 1.1k · Answer 12 · 2026-03-25 07:45:33

1.1k

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Is the set of edges a graph a subset of that graph?

Published on 25 Mar 2026 - 7:45

score 518 · Answer 13 · 2026-04-15 04:26:23

518

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Probability that graph with $6$ vertices and $5$ edges has a triangle.

Published on 15 Apr 2026 - 4:26

score 71 · Answer 14 · 2026-04-15 22:45:01

71

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Complete weighted graph where every cycle is null-length

Published on 15 Apr 2026 - 22:45

score 513 · Answer 15 · 2026-03-25 16:06:15

513

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Question regarding Cayley graph generated in GAP software

Published on 25 Mar 2026 - 16:06

List Question

Proving the size of the intersect of two balanced incomplete block designs cannot be equal to (v - 1)

Which of the graphs are isomorphic (GRE math subject test)

How to prove that number of unlabelled binary trees $n$ nodes is given by Catalan number

Counting the number of biregular bipartite graph

Adding a value to edges in my graph, so that a shortest path algorithm chooses path according to my formula

System of ODEs on a graph

Why graphs / graph based algorithms?

Possible paths between points in network

Line Graph Doubt

Name of a property in Graph Theory

Does a graph with $6$ vertices where each vertex degree is $4$ have to be planar?

Is the set of edges a graph a subset of that graph?

Probability that graph with $6$ vertices and $5$ edges has a triangle.

Complete weighted graph where every cycle is null-length

Question regarding Cayley graph generated in GAP software

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