Vector bundles on Hirzebruch surfaces whose twists by a non-ample line bundle have natural cohomology

Edoardo Ballico; Francesco Malaspina

Open Mathematics (2008)

  • Volume: 6, Issue: 1, page 143-148
  • ISSN: 2391-5455

Abstract

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Here we study vector bundles E on the Hirzebruch surface F e such that their twists by a spanned, but not ample, line bundle M = 𝒪 Fe(h + ef) have natural cohomology, i.e. h 0(F e, E(tM)) > 0 implies h 1(F e, E(tM)) = 0.

How to cite

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Edoardo Ballico, and Francesco Malaspina. "Vector bundles on Hirzebruch surfaces whose twists by a non-ample line bundle have natural cohomology." Open Mathematics 6.1 (2008): 143-148. <http://eudml.org/doc/269182>.

@article{EdoardoBallico2008,
abstract = {Here we study vector bundles E on the Hirzebruch surface F e such that their twists by a spanned, but not ample, line bundle M = \[ \mathcal \{O\} \] Fe(h + ef) have natural cohomology, i.e. h 0(F e, E(tM)) > 0 implies h 1(F e, E(tM)) = 0.},
author = {Edoardo Ballico, Francesco Malaspina},
journal = {Open Mathematics},
keywords = {Hirzebruch surface; vector bundle; natural cohomology},
language = {eng},
number = {1},
pages = {143-148},
title = {Vector bundles on Hirzebruch surfaces whose twists by a non-ample line bundle have natural cohomology},
url = {http://eudml.org/doc/269182},
volume = {6},
year = {2008},
}

TY - JOUR
AU - Edoardo Ballico
AU - Francesco Malaspina
TI - Vector bundles on Hirzebruch surfaces whose twists by a non-ample line bundle have natural cohomology
JO - Open Mathematics
PY - 2008
VL - 6
IS - 1
SP - 143
EP - 148
AB - Here we study vector bundles E on the Hirzebruch surface F e such that their twists by a spanned, but not ample, line bundle M = \[ \mathcal {O} \] Fe(h + ef) have natural cohomology, i.e. h 0(F e, E(tM)) > 0 implies h 1(F e, E(tM)) = 0.
LA - eng
KW - Hirzebruch surface; vector bundle; natural cohomology
UR - http://eudml.org/doc/269182
ER -

References

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  1. [1] Catanese F., Footnotes to a theorem of Reider, In: Sommese A.J., Biancofiore A., Livorni E.L. (Eds.), Algebraic Geometry Proceedings(L’Aquila 1988), Lecture Notesin Math. 1417, Springer, Berlin, 1990, 67–74 http://dx.doi.org/10.1007/BFb0083333 
  2. [2] Fogarty J., Algebraic families on analgebraic surface, Amer. J. Math., 1968, 90, 511–521 http://dx.doi.org/10.2307/2373541 Zbl0176.18401
  3. [3] Hartshorne R., Stable reflexive sheaves, Math. Ann., 1980, 254, 121–176 http://dx.doi.org/10.1007/BF01467074 Zbl0431.14004
  4. [4] Huybrechts D., Lehn M., The geometry of moduli spaces of sheaves, Friedr. Vieweg & Sohn, Braunschweig, 1997 Zbl0872.14002

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