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math.AG2026
Computing the cohomology of constructible étale sheaves on curves
Christophe Levrat
We present an explicit expression of the cohomology complex of a constructible sheaf of abelian groups on the small étale site of an irreducible curve over an algebraically closed…
math.AG2024
Curves are algebraic : theoretical and practical aspects
Christophe Levrat
We prove that any geometrically connected curve over a field is an algebraic , as soon as its geometric irreducible components have nonzero genus. This means that…