8 citations · 18 across the 9 of their papers we have counts for
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math.GR2009★ 4 cited
On topological properties of the formal power series substitution group
I. Babenko, S. Bogatyi
Certain topological properties of the group $\J(\k)$ of all formal one-variable power series with coefficients in a topological unitary ring $\k$ are considered. We show, in partic…
math.GT2009★ 4 cited
On multiplicity of mappings between surfaces
Semeon Bogatyi, Jan Fricke, Elena Kudryavtseva
Let M and N be two closed (not necessarily orientable) surfaces, and f a continuous map from M to N. By definition, the minimal multiplicity MMR[f] of the map f denotes the minimal…