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math.SG2011
Sheaves on P^1 x P^1, bigraded resolutions, and coadjoint orbits of loop groups
Roger Bielawski, Lorenz Schwachhöfer
We construct a canonical linear resolution of acyclic 1-dimensional sheaves on P^1 x P^1 and discuss the resulting natural Poisson structure.
math.SG2005
Symplectic connections
Pierre Bieliavsky, Michel Cahen, Simone Gutt +2
This article is an overview of the results obtained in recent years on symplectic connections. We present what is known about preferred connections (critical points of a variationa…