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Tagged with co.combinatorics polynomials
303 questions
11
votes
1
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860
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Counting colored rook configurations in the cube - when is it even?
Informal Statement
In the $n\times n \times n$ grid, we can places rooks (those from chess) such that no two rooks can attack each other. One way to achieve this is to place a rook in position $(i,j,...
- 1,088
2
votes
3
answers
634
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Variant of binomial coefficients
I've recently come across a variant of the binomial polynomials, and I'm curious if anyone has seen these before. If so, I'd love a reference, a name, etc.
First recall the following. If z is a ...
- 2,955
6
votes
1
answer
1k
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Specializations of Schur functions at consecutive integers
Given a partition λ = (λ1, λ2, ..., λn) denote with sλ the associated Schur function.
There exists a nice product formula for the principal specializations:
sλ...
- 1,412