List questions from extremal-combinatorics

Published on 11 Apr 2026 - 13:03

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A method of making a graph bipartite

Published on 15 Apr 2026 - 22:22

541

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Extremal Finite Set Book Recommendation

Published on 08 Apr 2026 - 21:12

364

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Choosing subsets to cover larger sets

Published on 14 Apr 2026 - 6:45

394

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Extremal set theory problem

Published on 09 Apr 2026 - 5:35

76

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Selecting cells so that every $2\times 2$ square is odd, then even

Published on 14 Apr 2026 - 8:31

702

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Least possible number of squares with odd side length

Published on 13 Apr 2026 - 7:24

163

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Every $3\times 3$ square has even number of painted cells

Published on 12 Apr 2026 - 7:55

211

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Collection of subsets with adding one element property

Published on 15 Apr 2026 - 13:39

76

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Maximum number of squares with same number

Published on 15 Apr 2026 - 3:45

81

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Placing non-attacking $2\times 2$ squares

Published on 11 Apr 2026 - 8:10

171

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Bounds on number of nice subsets

Published on 12 Apr 2026 - 4:48

319

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Largest subset with no pair summing to power of two

Published on 11 Apr 2026 - 15:42

122

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Tiling a rectangle with $n$ rectangles to maximize product of areas

Published on 12 Apr 2026 - 18:44

59

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Intersection theorems for a certain type of subsets of integers modulo $N$

Published on 16 Apr 2026 - 7:40

List Question

Sperner family intersection with chains.

A method of making a graph bipartite

Extremal Finite Set Book Recommendation

Choosing subsets to cover larger sets

Extremal set theory problem

Selecting cells so that every $2\times 2$ square is odd, then even

Least possible number of squares with odd side length

Every $3\times 3$ square has even number of painted cells

Collection of subsets with adding one element property

Maximum number of squares with same number

Placing non-attacking $2\times 2$ squares

Bounds on number of nice subsets

Largest subset with no pair summing to power of two

Tiling a rectangle with $n$ rectangles to maximize product of areas

Intersection theorems for a certain type of subsets of integers modulo $N$

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