Indices of Vector Fields or 1-Forms and Characteristic Numbers
Universität Hannover, Institut für Mathematik Postfach 6009, D-30060 Hannover, Germany ebeling{at}math.uni-hannover.de
Moscow State University, Faculty of Mechanics and Mathematics Moscow, 119992, Russia sabir{at}mccme.ru
Received 26 March 2003. Revision received 24 November 2004.
An index of a collection of 1-forms on a complex isolated complete intersection singularity corresponding to a Chern number is defined and in the case when the 1-forms are complex analytic expressed as the dimension of a certain algebra. 2000 Mathematics Subject Classification 32S50, 57R20, 57R25.
Partially supported by the DFG-programme Global methods in complex geometry, grants RFBR040100762, NSh1972.2003.1 and INTAS00259.