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The bi-Hamiltonian cohomology of a scalar Poisson pencil.

Authors :
Carlet, Guido
Posthuma, Hessel
Shadrin, Sergey
Source :
Bulletin of the London Mathematical Society; Aug2016, Vol. 48 Issue 4, p617-627, 11p
Publication Year :
2016

Abstract

We compute the bi-Hamiltonian cohomology of an arbitrary dispersionless Poisson pencil in a single dependent variable using a spectral sequence method. As in the Korteweg-de Vries case, we obtain that BH<superscript>p</superscript><subscript>d</subscript>(F,d<subscript>1</subscript>, d<subscript>2</subscript>) is isomorphic to R for (p,d)=(0,0), to C<superscript>8</superscript>(R) for (p,d)=(1,1), (2,1), (2,3), (3,3), and vanishes otherwise. [ABSTRACT FROM AUTHOR]

Details

Language :
English
ISSN :
00246093
Volume :
48
Issue :
4
Database :
Complementary Index
Journal :
Bulletin of the London Mathematical Society
Publication Type :
Academic Journal
Accession number :
116952619
Full Text :
https://doi.org/10.1112/blms/bdw017