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When K+(n-4)L fails to be nef |
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| Authors: | M L Fania |
| Institution: | (1) Dipartimento di Matematica, Università di L'Aquila, Via Vetoio Loc. Coppito, I-67100 L'Aquila, Italy |
| Abstract: | Let X be a smooth complex projective variety of dimension n and let L be an ample line bundle on X. We study polarized pairs (X,L) for which K+(n−3)L is nef but K+(n−4)L fails to be nef. Supported by MURST funds |
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