2 papers
math.GT2026
Almost Regular Coverings of the Sphere: Realizability. I. Tetrahedral Case
Nikolai M. Adrianov, Elena M. Kreines
We prove the realizability of genus- branch data of the form and , where , , are…
math.CO2026
Hamiltonian Sets of Polygonal Paths in Assembly Graphs
A. Guterman, N. Jonoska, E. Kreines +2
We provide four equivalent combinatorial conditions for a simple assembly graph (rigid vertex graph where all vertices are of degree 1 or 4) to have the largest number of Hamiltoni…