Browsing Publicaciones periódicas de la Universidad de Costa Rica by Procedence
Now showing items 1-3 of 3
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A brief survey of Higgs bundles
(2019-06)Considering a compact Riemann surface of genus greater or equal than two, a Higgs bundle is a pair composed of a holomorphic bundle over the Riemann surface, joint with an auxiliar vector field, so-called Higgs field. This ... -
Simplificación del gradiente de la función de máxima verosimilitud del análisis factorial confirmatorio
(2016-08-04)En este artículo se presenta el proceso de simplificación del gradiente de la función de máxima verosimilitud, utilizada en la estimación del Análisis Factorial Confirmatorio. El gradiente obtenido se presenta en función ... -
The role of short-term immigration on disease dynamics: An SIR model with age-structure
(2019-02-18)We formulate an age-structured nonlinear partial differential equation model that features short-term immigration effects in a population. Individuals can immigrate into the population as any of the three stages in the ...