Leray–Schauder degree
id:
leray-schauder-degree-322-12641024
title:
Leray–Schauder degree
text:
In mathematics, the Leray–Schauder degree is an extension of the degree of a base point preserving continuous map between spheres → or equivalently to a boundary sphere preserving continuous maps between balls → to boundary sphere preserving maps between balls in a Banach space f : → , assuming that the map is of the form f = i d − C where i d is the identity map and C is some compact map. The degree was invented by Jean Leray and Juliusz Schauder to prove existence results for partial different
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wiki
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encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Leray%E2%80%93Schauder_degree
date created:
date modified:
2023-08-14T05:55:46Z
main entity:
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