Browsing Department of Pure Mathematics and Mathematical Statistics (DPMMS) by Subject "Algebraic Geometry"
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The topology of terminal quartic 3folds
(University of Cambridge, 20070620)Let Y be a quartic hypersurface in P^4 with terminal singularities. The GrothendieckLefschetz theorem states that any Cartier divisor on Y is the restriction of a Cartier divisor on P^4 . However, no such result holds ...