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math.AG2001★ 22 cited
A Weil-Barsotti formula for Drinfeld modules
Matthew A. Papanikolas, Niranjan Ramachandran
We study the group of extensions in the category of Drinfeld modules and Anderson's t-modules, and we show in certain cases that this group can itself be given the structure of a t…
math.AG2001
From Jacobians to one-motives: exposition of a conjecture of Deligne
Niranjan Ramachandran
Deligne has conjectured that certain mixed Hodge theoretic invariants of complex algebraic invariants are motivic. This conjecture specializes to an algebraic construction of the J…