Some remarks on cones of partially ample divisors

DOI10.2206/KYUSHUJM.70.047zbMATH Open1339.14010arXiv1602.04948OpenAlexW2964039642MaRDI QIDQ2810577

Robert Laterveer

Publication date: 3 June 2016

Published in: Kyushu Journal of Mathematics (Search for Journal in Brave)

Abstract: We study the cones of q-ample divisors on smooth complex varieties. In favourable cases, we identify a part where the closure of this cone and the nef cone have the same boundary. This is especially interesting for Fano (or almost Fano) varieties.

Full work available at URL: https://arxiv.org/abs/1602.04948

zbMATH Keywords

Fano varietiesample and nef conespartially ample divisors

Mathematics Subject Classification ID

Fano varieties (14J45) Minimal model program (Mori theory, extremal rays) (14E30) Divisors, linear systems, invertible sheaves (14C20)

Related Items (2)

On partially ample divisors ⋮ On nef subvarieties

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