Category theory/Related Articles: Difference between revisions

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imported>Peter Lyall Easthope
m (→‎Examples of categories: Added the category 2)
imported>Peter Lyall Easthope
m (→‎Examples of categories: Moved Top into 2nd place in the list as in the original list of examples in the main article.)
Line 14: Line 14:
===Examples of categories===
===Examples of categories===
{{r|Category of sets|'''Set'''}}
{{r|Category of sets|'''Set'''}}
{{r|Category of topological spaces|'''Top'''}}
{{r|http://carnot.yi.org/Category2.xhtml|'''Category 2'''}}
{{r|http://carnot.yi.org/Category2.xhtml|'''Category 2'''}}
{{r|Category of topological spaces|'''Top'''}}
{{r|Category of functors|'''Funct'''}}
{{r|Category of functors|'''Funct'''}}
{{r|Category of schemes|'''Scheme'''}}
{{r|Category of schemes|'''Scheme'''}}

Revision as of 10:24, 4 December 2008

This article is a stub and thus not approved.
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A list of Citizendium articles, and planned articles, about Category theory.
See also changes related to Category theory, or pages that link to Category theory or to this page or whose text contains "Category theory".

Parent topics

  • Abstract algebra [r]: Branch of mathematics that studies structures such as groups, rings, and fields. [e]

Subtopics

Examples of categories

  • Set [r]: Category whose objects are sets and whose morphisms are functions between those sets. [e]
  • Top [r]: Category whose objects are topological spaces and whose morphisms are continuous functions. [e]
  • Category 2 [r]: Sets of cardinality < 2. [e]
  • Funct [r]: Category whose objects are functors in another category and whose morphisms are natural transformations. [e]
  • Scheme [r]: Add brief definition or description

Other related topics

Related fields

People