2 papers
math.GT2025
The -norm of the Euler class for Foliations on closed irreducible Riemannian 3-Manifolds
Dmitry V. Bolotov
An upper bound for the - norm of the Euler class of an arbitrary transversally orientable foliation of codimension one, defined on a three-dimensional clo…
math.GT2024
On 2-convex non-orientable surfaces in four-dimensional Euclidean space
Dmitry V. Bolotov
We prove that a 2-convex closed surface in the four-dimensional Euclidean space , which is either -smooth or polyhedral, provided that each vertex is incid…