Zdroj: |
Andrews, Ben - Hopper, Christopher: The Ricci flow in Riemannian geometry : a complete proof of the differentiable 1/4-pinching sphere theorem, c2011 NLA, cit. 5. 4. 2018 LC (Names), cit. 5. 4. 2018 www(Australian National University), cit. 5. 4. 2018 www(Wikipedia, the free encyclopedia), cit. 5. 4. 2018 |