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Results tagged with topos-theory
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user 24563
A topos is a category that behaves very much like the category of sets and possesses a good notion of localization. Related to topos are: sheaves, presheaves, descent, stacks, localization,...
6
votes
What's an example of a locally presentable category "in nature" that's not $\aleph_0$-locall...
The category of $\Delta$-generated spaces (the full category of the category of general topological spaces which are colimits of simplices) is locally $\lambda$-presentable for a regular cardinal $\la …
- 3,901