K-finite decidable objects and finite cardinals in an arbitrary topos

 

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Библиографические подробности
Автор: Acuña Ortega, Osvaldo
Формат: artículo original
Статус:Versión publicada
Дата публикации:2012
Описание:In an elemetary topos ε, we prove that the class of K-finite decidable objects is the same to the class of finite cardinals in E if and only if every K-finite decidable object X such that X → 1 is epic, then 1→ X is split epic.
Страна:Portal de Revistas UCR
Институт:Universidad de Costa Rica
Repositorio:Portal de Revistas UCR
Язык:Español
OAI Identifier:oai:portal.ucr.ac.cr:article/2101
Online-ссылка:https://revistas.ucr.ac.cr/index.php/matematica/article/view/2101
Ключевое слово:Topoi
K-finite objects
decidable objects
Teoría de topos
objetos K-finitos
objetos decidibles