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Simplification of formulas for the number of maps on surfaces

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Abstract

Two combinatorial identities obtained by the author are used to simplify formulas for the number of general rooted cubic planar maps, for the number of g-essential maps on surfaces of small genus, and also for rooted Eulerian maps on the projective plane. Besides, an asymptotics for the number of maps with a large number of vertices is obtained.

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Original Russian Text © V. A. Voblyi, 2008, published in Matematicheskie Zametki, 2008, Vol. 83, No. 1, pp. 14–23.

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Voblyi, V.A. Simplification of formulas for the number of maps on surfaces. Math Notes 83, 14–22 (2008). https://doi.org/10.1134/S0001434608010021

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