On the existence of certain weak Fano threefolds of Picard number two
Arap, Maxim · Cutrone, Joseph · Marshburn, Nicholas
Original · EN
This article settles the question of existence of smooth weak Fano threefolds of Picard number two with small anti-canonical map and previously classified numerical invariants obtained by blowing up certain curves on smooth Fano threefolds of Picard number 1 with the exception of 12 numerical cases.
English translation
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