2 papers
math.AG2026
Tangent classes of matroids and wonderful compactifications
Ronnie Cheng, Shurui Liu, Guoxiong Gao
For every loopless matroid and every Feichtner--Yuzvinsky building set containing the top flat, we construct an integral tangent class $T_{M,\mathcal{G}}^{\mathbb…
math.NT2026
Higher Period Integrals and Derivatives of L-functions
Shurui Liu, Zeyu Wang
We propose a geometric framework to produce a formula relating higher period integrals to higher central derivatives of -functions over function fields, extending the framework…