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Results tagged with co.combinatorics
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user 5267
Enumerative combinatorics, graph theory, order theory, posets, matroids, designs and other discrete structures. It also includes algebraic, analytic and probabilistic combinatorics.
4
votes
Lotteries, Turan's problem, and minimization of risk
This is not a real "answer" but an observation. Each 6-tuple has ${6 \choose 4}$ 4-tuples, so it stands to reason that once $N$ is some smallish multiple $m$ of ${50\choose 4}/{6\choose 4}$ then Bob's …
- 2,704
7
votes
Does War have infinite expected length?
Sorry to make this an answer, but the formatting needs specification.
Here is a stupid 8-card version of your rules, top player going first.
AD KH KS AC
KD AH AS KC
If I read your rules correctly, …
- 2,704