Virtual pull-backs
Author:
Cristina Manolache
Journal:
J. Algebraic Geom. 21 (2012), 201-245
DOI:
https://doi.org/10.1090/S1056-3911-2011-00606-1
Published electronically:
December 15, 2011
MathSciNet review:
2877433
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Abstract |
References |
Additional Information
Abstract: We propose a generalization of Gysin maps for DM-type morphisms of stacks $F\to G$ that admit a perfect relative obstruction theory $E_{F/G}^{\bullet }$, which we call a “virtual pull-back”. We prove functoriality properties of virtual pull-backs. As applications, we analyze Gromov-Witten invariants of blow-ups and projective bundles.
References
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References
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Additional Information
Cristina Manolache
Affiliation:
International School of Advanced Studies (SISSA/ISAS), Via Beirut, 2-4, 34014 Trieste, Italy
Address at time of publication:
Humboldt-Universität zu Berlin, Unter den Linden 6, 10099 Berlin, Germany
MR Author ID:
818812
Received by editor(s):
November 3, 2008
Received by editor(s) in revised form:
March 19, 2009
Published electronically:
December 15, 2011
Additional Notes:
The author was partially supported by an ENIGMA grant.