Pointed set
id:
pointed-set-297-3390570
title:
Pointed set
text:
In mathematics, a pointed set is an ordered pair where X is a set and x 0 is an element of X called the base point, also spelled basepoint. Maps between pointed sets and —called based maps, pointed maps, or point-preserving maps—are functions from X to Y that map one basepoint to another, i.e. maps f : X → Y such that f = y 0 . Based maps are usually denoted f : → . Pointed sets are very simple algebraic structures. In the sense of universal algebra, a pointed set is a set X together with a sing
brand slug:
wiki
category slug:
encyclopedia
description:
Basic concept in set theory
original url:
https://en.wikipedia.org/wiki/Pointed_set
date created:
date modified:
2024-01-31T02:40:06Z
main entity:
{"identifier":"Q3054915","url":"https://www.wikidata.org/entity/Q3054915"}
image:
fields total:
13
integrity:
14