2 papers
math.AG2008
Arithmetic infinite Grassmannians and the induced central extensions
Francisco J. Plaza Martin
The construction of families of Sato Grassmannians, their determinant line bundles and the extensions induced by them are given. The base scheme is an arbitrary scheme.
math.AG2007
Equations of the moduli of Higgs pairs and infinite Grassmannian
D. Hernandez-Serrano, J. M. Muñoz Porras, F. J. Plaza Martin
In this paper the moduli space of Higgs pairs over a fixed smooth projective curve with extra formal data is defined and it is endowed with a scheme structure. We introduce a relat…