2 papers
math.GT2025
Sparse curve systems have intermediate growth type
Sebastian Baader, Jasmin Jörg, Jasmin Jörg +2
A system of simple closed curves on a surface of genus is said to be sparse if their average pairwise intersection number does not exceed one. We show that the maximal size of…
math.GT2025
Systoles on punctured spheres
Sebastian Baader, Jasmin Jörg
We determine the maximal number of systoles among all spheres with punctures endowed with a complete Riemannian metric of finite area.