2 papers
math.GT2026
Two-variable Parity Polynomial for Virtual Knotoids
Siqi Ding, Suo Gao, Fengchun Lei +2
In this paper, we introduce a two-variable parity polynomial invariant for virtual knotoids, defined on oriented virtual knotoid diagrams. The construction is based on the parity o…
math.LO2026
Strong marker sets for arbitrary generating sets
Su Gao, Tianhao Wang
We prove the existence of clopen strong marker sets in for arbitrary finite generating sets. Specifically, for any positive integers and any fi…