2 papers
math.GT2023
Positive links with arrangements of pseudocircles as shadows
Carolina Medina, Santino Ramirez, Jorge L. Ramirez-Alfonsin +1
An arrangement of pseudocircles is a collection of Jordan curves in the plane that pairwise intersect (transversally) at exactly two points. How many non-equivalent l…
math.GT2022
Regular projections of the link L6n1
Andrea Alba, Santino Ramirez, Gelasio Salazar
Given a link projection and a link , it is natural to ask whether it is possible that is a projection of . Taniyama answered this question for the cases in which …