How nice are free completions of categories?
Autoři | |
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Rok publikování | 2020 |
Druh | Článek v odborném periodiku |
Časopis / Zdroj | Topology and its Applications |
Fakulta / Pracoviště MU | |
Citace | |
www | https://doi.org/10.1016/j.topol.2019.106972 |
Doi | http://dx.doi.org/10.1016/j.topol.2019.106972 |
Klíčová slova | completions of categories; cartesian closed categories; toposes |
Popis | Every category has a free completion under colimits and a free completion under coproducts. A number of properties of the category transfer to its completions. We discuss when these completions are cartesian closed, pretoposes, or toposes. |
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