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math.AT2025
The cheap embedding principle: Dynamical upper bounds for homology growth
Kevin Li, Clara Loeh, Marco Moraschini +2
We provide upper bounds for logarithmic torsion homology growth and Betti number growth of groups, phrased in the language of measured group theory.
math.AT2025
Combination of open covers with -constraints
Pietro Capovilla, Kevin Li, Clara Loeh
Let~ be a group and let~ be a family of subgroups of~. The generalised Lusternik--Schnirelmann category~ is the minimal cardin…