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Perturbed Dolbeault operators and the homology Todd class

Authors: Jeffrey Fox and Peter Haskell
Journal: Proc. Amer. Math. Soc. 128 (2000), 3715-3721
MSC (2000): Primary 58J20, 19L10, 19K35
Published electronically: June 7, 2000
MathSciNet review: 1695143
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This paper discusses the role played by perturbed Dolbeault operators in relating the coherent sheaf and elliptic operator perspectives on the $K$ homology of projective varieties. Among the consequences are index formulas for perturbed Dolbeault operators.

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Additional Information

Jeffrey Fox
Affiliation: Department of Mathematics, University of Colorado, Boulder, Colorado 80309

Peter Haskell
Affiliation: Department of Mathematics, Virginia Polytechnic Institute and State University, Blacksburg, Virginia 24061

Keywords: Perturbed Dolbeault operator, homology Todd class, homology Chern character
Received by editor(s): February 4, 1999
Published electronically: June 7, 2000
Additional Notes: The first author’s work was supported by the National Science Foundation.
The second author’s work was supported by the National Science Foundation under Grant No. DMS-9800782.
Communicated by: Jozef Dodziuk
Article copyright: © Copyright 2000 American Mathematical Society