Poincaré–Birkhoff theorem
id:
poincar-birkhoff-theorem-307-12671697
title:
Poincaré–Birkhoff theorem
text:
In symplectic topology and dynamical systems, Poincaré–Birkhoff theorem states that every area-preserving, orientation-preserving homeomorphism of an annulus that rotates the two boundaries in opposite directions has at least two fixed points.
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wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Poincar%C3%A9%E2%80%93Birkhoff_theorem
date created:
date modified:
2024-01-14T05:51:44Z
main entity:
{"identifier":"Q3527140","url":"https://www.wikidata.org/entity/Q3527140"}
image:
fields total:
13
integrity:
13