Poisson structures associated with algebras of differential operators

O. V. Lychagina

M. V. Lomonosov Moscow State University

Abstract: For differential operators forming an algebra of a certain class that includes algebras of higher derivatives, a Poisson structure is introduced and the first term of the Hochschild spectral sequence is calculated.

Received: 22.03.1994

 English version: Mathematical Notes, 1995, 58:2, 850–860

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