Stuck unknot
id:
stuck-unknot-277-13585953
title:
Stuck unknot
text:
In mathematics, a stuck unknot is a closed polygonal chain in three-dimensional space that is topologically equal to the unknot but cannot be deformed to a simple polygon when interpreted as a mechanical linkage, by rigid length-preserving and non-self-intersecting motions of its segments.
Similarly a stuck open chain is an open polygonal chain such that the segments may not be aligned by moving rigidly its segments. Topologically such a chain can be unknotted, but the limitation of using only r
brand slug:
wiki
category slug:
encyclopedia
description:
Type of closed polygonal chain
original url:
https://en.wikipedia.org/wiki/Stuck_unknot
date created:
date modified:
2023-07-17T21:16:31Z
main entity:
{"identifier":"Q7627471","url":"https://www.wikidata.org/entity/Q7627471"}
image:
fields total:
13
integrity:
14