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cs.LG2026
Tracking Representation Dynamics in Large Language Models with Persistent Homology
Naman Malhotra, Jay Ambadkar, Abhinav Gupta +4
Large language models are commonly aligned through supervised fine-tuning, yet little is known about how their internal representations evolve during this process. We study alignme…
math.CO2026
Counting symmetric unimodular triangulations
Kamillo Ferry, Michael Joswig, Jörg Rambau
The objects of study are triangulations of the dilated standard triangle in the plane. Motivated by work on T-curves (Geiselmann et al., 2026), the focus lies on unimodular triangu…