Galluzzi, Federica:
A geometric description of Hazama's exceptional classes
Bollettino dell'Unione Matematica Italiana Serie 8 3-B (2000), fasc. n.3, p. 727-737, Unione Matematica Italiana (English)
pdf (257 Kb), djvu (144 Kb). | MR1801607 | Zbl 1004.14002
Sunto
Sia $X$ una varietà abeliana complessa di tipo Mumford. In queste note daremo una descrizione esplicita delle classi eccezionali in $B^{2}(X \times X)$ trovate da Hazama in [Ha] e le descriveremo geometricamente usando la grassmaniana delle rette di $\mathbb{P}^{7}$.
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Con il contributo del Ministero per i Beni e le Attività Culturali