Yury Kochetkov

activity

20072025

most citedCatalog of dessins d'enfants with \le 4 edges

34 citations · 42 across the 31 of their papers we have counts for

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math.CO2025

On the construction of frieze patterns from partitions of convex polygons by nonintersecting diagonals

Yury Kochetkov

We demonstrate in an elementary way how to construct a frieze pattern of width $m - 3$ from a partition of a convex $m$ -gon by not intersecting diagonals.

math.CO2025

On one property of Catalan numbers

Yury Kochetkov

We give a new proof of the following statement: the Catalan number $C_{n}$ is divisible by $n + 2$ , if $n$ is odd and $n \neq \equiv 1 mod 3$ .