3D Billiards problem inside a torus
71, the Monster, and c = 24 CFTs
What’s with equivariant homotopy theory over a compact Lie group?
Kodaira-Spencer maps and deformation theory
Solving ODE via contact geometry
Does every Coxeter group arise from a BN-Pair? Does \(PGL_2({\mathbb Z})\)?
Are countable dense subspaces of \({\mathbb R}^n\) homeomorphic to \({\mathbb Q}^n\)?