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math.AG2023
Pullback of principal bundles along proper morphisms
Indranil Biswas, Peter O'Sullivan
We study the behaviour of principal bundles under pullback along proper surjective morphisms of either schemes over an algebraically closed field of characteristic 0 or complex ana…
math.AG2009★ 1 cited
Algebraic cycles on an abelian variety
Peter O'Sullivan
It is shown that to every Q-linear cycle \barαmodulo numerical equivalence on an abelian variety A there is canonically associated a Q-linear cycle αmodulo rational equivalence on…