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math.CO2024
Minimal pentagulations of -gons
Mikhail Kabenyuk
A planar graph is called a pentagulation of an -gon ( is an integer) if all faces of are pentagons, except one, which is an -gon. A -connected pentagulation…
math.GR2024
Factorizations of simple groups of order 168 and 360
Mikhail Kabenyuk
A finite group is called -factorizable if for any factorization with there exist subsets of with such that $G=A_1\cdots A_k…