2 papers
math.DG2004
Visualizing Ricci Flow of Manifolds of Revolution
J. Hyam Rubinstein, Robert Sinclair
We present numerical visualizations of Ricci Flow of surfaces and 3-dimensional manifolds of revolution. Ricci_rot is an educational tool which visualizes surfaces of revolution mo…
math.OA2002
On the stable rank of algebras of operator fields over metric spaces
Ping Wong Ng, Takahiro Sudo
Let G be a finitely generated, torsion-free, two-step nilpotent group. Let C^*(G) be the universal C^*-algebra of G. We show that acsr(C^*(G)) = acsr(C((\hat{G})_1)), where for a u…