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math.AG2007★ 32 cited
Foncteur de Picard d'un champ algébrique
Sylvain Brochard
In this article we study the Picard functor and the Picard stack of an algebraic stack. We give a new and direct proof of the representability of the Picard stack. We prove that it…
math.AG2004★ 1 cited
On subcanonical surfaces of P^4
Ph. Ellia, D. Franco, L. Gruson
We prove that a smooth, subcanonical surface of P^4 (projective space over an algebraically closed field of characteristic zero) is complete intersection if it is contained in a qu…