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Preprints, Working Papers, ... Year : 2022

A simple eversion of the 2-sphere with a unique quadruple point

Abstract

We give an example of an eversion of the 2-sphere in the Euclidean 3-space, inspired by Morse theory, with a unique quadruple point. No homotopical tool is used.
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Dates and versions

hal-03768205 , version 1 (02-09-2022)

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Denis Sauvaget. A simple eversion of the 2-sphere with a unique quadruple point. 2022. ⟨hal-03768205⟩
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