Browsing Publicaciones periódicas de la Universidad de Costa Rica by Title
Now showing items 7358-7377 of 14093
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K-finite decidable objects and finite cardinals in an arbitrary topos
(2012-03-08)In an elemetary topos $\varepsilo$, 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 $X \longrightarrow 1$ ... -
K-finite objects and decidability
(2014-01-01)We study the k-finite and decidable objects in an elementary topos. We prove some results concerning k-finite and decidable objects. -
“KARYMAR”: Una etnografía del espacio dancístico
(2013-01-30)The following essay is the result of an ethnographic investigation, which was carried out in dancing hall “Karymar”, in San José, Costa Rica, during 2007. This hall its characterized for been one of the few places in which ... -
Kerosene biodegradation in the grasses’ rizosphere under greenhouse conditions
(2013-12-11)Kerosene affects in a negative way the soil biological activity, also the growth and development of the plant. To examine the aforesaid, this contaminant was evaluated in oats plants (Avena sativa), barley (Hordeum vulgare), ... -
Kinetics of the fischer esterification of palm fatty acids with isopropanol and butyl-cellosolve
(2009-01-13)Fischer esterification of the mixture of palm fatty acids can be achieved in 80% conversion, under conditions of reactive distillation and methanesulphonic acid as catalyst. The volatility of the H2O/alcohol azeotrope ... -
Knowledge portals in contemporary organizations
(2014-01-01)This essay deals with the importance of a knowledge portal as a tool for the systematic management and harmonious growth of an organization, since it is a technical and management tool which contemporary organizations ...