On the field of rational pseudo-differential operators

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In this paper we study some properties of the field of rational pseudo-differential operators on a field and some other related rings. As an application we reconstruct the Kac co-cycle on the Lie algebra of differential operators on a circle.
13 pages

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Rings and Algebras

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http://salesiana.dossiersoluciones.com/handle/123456789/120974

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/math/0701073
 http://arxiv.org/abs/math/0701073

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arXiv