Category:Definitions/Category of Open Sets

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This category contains definitions related to Category of Open Sets.
Related results can be found in Category:Category of Open Sets.


The category of open sets of a topological space $T = \left({S, \tau}\right)$ is the small category with:

Objects:         open sets of $T$
Morphisms: inclusion mappings between subsets, none otherwise
Composition: composition of mappings
Identity morphisms: identity mappings

Pages in category "Definitions/Category of Open Sets"

The following 3 pages are in this category, out of 3 total.