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

 

Bewaard in:
Bibliografische gegevens
Auteur: Acuña Ortega, Osvaldo
Formaat: artículo original
Status:Versión publicada
Publicatiedatum:2012
Omschrijving: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.
Land:Portal de Revistas UCR
Instelling:Universidad de Costa Rica
Repositorio:Portal de Revistas UCR
Taal:Español
OAI Identifier:oai:portal.ucr.ac.cr:article/2101
Online toegang:https://revistas.ucr.ac.cr/index.php/matematica/article/view/2101
Keyword:Topoi
K-finite objects
decidable objects
Teoría de topos
objetos K-finitos
objetos decidibles