Videos

Recent progress on geometric analysis and Riemannian geometry: Ricci Curvature, Fundamental Groups, and Milnor Conjecture

Presenter
October 23, 2024
Keywords:
  • mean curvature flow
  • Ricci flow
  • fully nonlinear flows
  • general relativity
  • mass
  • Ricci curvature
  • scalar curvature
  • sectional curvature
  • symmetry
  • Riemannian geometry
  • groups actions
  • minimal surfaces
  • stability
MSC:
  • 35-XX - Partial differential equations
  • 49-XX - Calculus of variations and optimal control
  • optimization
  • 53-XX - Differential geometry
  • 58-XX - Global analysis
  • analysis on manifolds
  • 83-XX - Relativity and gravitational theory
Abstract
This seminar will examine the structure of fundamental groups on manifolds with Ricci curvature bounded below. A central focus will be Milnor's famous 1968 conjecture and the recent counterexample developed in collaboration with Naber and Semola.