Mathematical Colloquium: Christian Bär (Universität Potsdam)
22 januari 2025 14:00 till 15:00 | Övrigt TitleCounterintuitive approximationsAbstractOne of the oldest questions in differential geometry is whether every curved space arises as a subspace of Euclidean space ℝⁿ. More precisely, does every Riemannian manifold admit an isometric (i.e. length preserving) smooth embedding into ℝⁿ? Nash showed that the answer is yes but the dimension n of the Euclidea
https://www.lu.se/evenemang/mathematical-colloquium-christian-bar-universitat-potsdam - 2025-02-20