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What is the optimal number of dice to roll a Yahtzee in one roll?

Feb 6, 2020

What is the closed form of the $f$ with $f(1)=1$, $f(2)=7$ and $f(n)=7f(n-1)-12f(n-2)$ ($n\ge 3$)?

Jul 14, 2019

Is there a generating function for any finite sequence of random numbers?

Apr 7, 2020

Can we arrange $\{1,...,16\}$ in $4\times 4$-grid so {products of rows} = {products of columns}?

Jan 22, 2020

Number of ways to label die with opposing faces summing to 7

Jan 1, 2020

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Drawing constraint sets in standard form

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Show inequality involving capacities of the union and intersection of cuts.

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Determine the minimal tiling, allowing for both overhang and overlap, from a small shape to a larger one.

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How to prove the sum of squares degrees $d^2_{1}+d^2_{2}+\cdots+d^2_{95}\le 300000$ in a graph

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