List questions from combinatorial-designs

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How do you create projective plane out of a finite field?

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What algorithm is a good to search a lotto design?

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How many different ways can the signs be chosen so that $\pm 1\pm 2\pm 3 ... \pm (n-1) \pm n = n+1$?

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Number of combinations such that each pair of combinations has at most x elements in common?

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Choosing sets of vectors on a complex sphere

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Decomposing $K_v - K_u$ into Hamilton paths where $v = u^2 - u + 1$.

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the table at the end of Theoretical Computer Science Cheat Sheet

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Symmetries of combinatorial structures.

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France Olympiad Team Selection Test 2005

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How one can combine two covering designs?

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Hypergraph terminology

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Group 32 items into 32 groups of 4 with no 2 items appearing in the same group more than once?

Published on 10 Apr 2017 - 19:20

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Prove that $A_2^n$ can be partitioned into faces of dimensions $k_1, k_2, ...., k_r$.

Published on 12 Apr 2017 - 13:03

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Uniqueness (upto isomorphism) of 2-designs

Published on 23 Apr 2017 - 6:32

List Question

combinatorial design problem

How do you create projective plane out of a finite field?

What algorithm is a good to search a lotto design?

How many different ways can the signs be chosen so that $\pm 1\pm 2\pm 3 ... \pm (n-1) \pm n = n+1$?

Number of combinations such that each pair of combinations has at most x elements in common?

Choosing sets of vectors on a complex sphere

Decomposing $K_v - K_u$ into Hamilton paths where $v = u^2 - u + 1$.

the table at the end of Theoretical Computer Science Cheat Sheet

Symmetries of combinatorial structures.

France Olympiad Team Selection Test 2005

How one can combine two covering designs?

Hypergraph terminology

Group 32 items into 32 groups of 4 with no 2 items appearing in the same group more than once?

Prove that $A_2^n$ can be partitioned into faces of dimensions $k_1, k_2, ...., k_r$.

Uniqueness (upto isomorphism) of 2-designs

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