English

Optimal transport and Perelman's reduced volume

Differential Geometry 2009-01-09 v2

Abstract

We show that a certain entropy-like function is convex, under an optimal transport problem that is adapted to Ricci flow. We use this to reprove the monotonicity of Perelman's reduced volume.

Keywords

Cite

@article{arxiv.0804.0343,
  title  = {Optimal transport and Perelman's reduced volume},
  author = {John Lott},
  journal= {arXiv preprint arXiv:0804.0343},
  year   = {2009}
}

Comments

final version

R2 v1 2026-06-21T10:26:57.928Z