pinching
131Sphere theorem — This article is about sphere theorem for Riemannian manifolds. For a different result by the same name, see Sphere theorem (3 manifolds). In Riemannian geometry, the sphere theorem, also known as the quarter pinched sphere theorem, strongly… …
132Late betting — Past posting redirects here. For first past the post in elections, see Plurality voting system. Late betting or past posting is making a bet after the time when no more bets are to be taken. It is considered cheating because information may have… …
