"Enumeração dos fibrados vetoriais sobre superfícies fechadas" / "Enumeration of vector bundles over closed surfaces"

AUTOR(ES)
DATA DE PUBLICAÇÃO

2005

RESUMO

The aim of this work is enumerate the plane bundles over some surfaces, for example the sphere and the g-torus. Among other tools we used cohomology of the surfaces with local coefficients and also the method developed by Larmore to count homotopy classes of lifting of functions.

ASSUNTO(S)

classes de homotopia fibrados vetoriais fiber bundles fibrados (co)homologia com coeficientes locais cohomology with local coefficients vector bundles homotopy classes

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