
arXiv: math/0606041
We propose a categorical setting for the study of the combinatorics of rational numbers. We find combinatorial interpretation for the Bernoulli and Euler numbers and polynomials.
Adv. in Appl. Math. (2007), doi:10.1016/j.aam.2006.12.006
groupoids, Applied Mathematics, Special categories, categories, Mathematics - Category Theory, Categories, Groupoids, Combinatorics, combinatorics, FOS: Mathematics, Mathematics - Combinatorics, Category Theory (math.CT), Combinatorics (math.CO), Bernoulli and Euler numbers and polynomials, General theory of categories and functors, Enumerative combinatorics
groupoids, Applied Mathematics, Special categories, categories, Mathematics - Category Theory, Categories, Groupoids, Combinatorics, combinatorics, FOS: Mathematics, Mathematics - Combinatorics, Category Theory (math.CT), Combinatorics (math.CO), Bernoulli and Euler numbers and polynomials, General theory of categories and functors, Enumerative combinatorics
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