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Transactions of the American Mathematical Society
Transactions of the American Mathematical Society
ISSN 1088-6850(online) ISSN 0002-9947(print)

   

 

Singular reduction of Dirac structures


Authors: M. Jotz, T. S. Ratiu and J. Śniatycki
Journal: Trans. Amer. Math. Soc. 363 (2011), 2967-3013
MSC (2010): Primary 70H45, 70G65, 70G45, 53D17, 53D99
Published electronically: January 10, 2011
MathSciNet review: 2775795
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Abstract: The regular reduction of a Dirac manifold acted upon freely and properly by a Lie group is generalized to a nonfree action. For this, several facts about $ G$-invariant vector fields and one-forms are shown.


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Additional Information

M. Jotz
Affiliation: Section de Mathématiques, École Polytechnique Fédérale de Lausanne, 1015 Lausanne, Switzerland
Email: madeleine.jotz@epfl.ch

T. S. Ratiu
Affiliation: Section de Mathématiques, et Centre Bernouilli, École Polytechnique Fédérale de Lausanne, 1015 Lausanne, Switzerland
Email: tudor.ratiu@epfl.ch

J. Śniatycki
Affiliation: Department of Mathematics and Statistics, University of Calgary, Calgary, Alberta, Canada
Email: sniat@math.ucalgary.ca

DOI: http://dx.doi.org/10.1090/S0002-9947-2011-05220-7
Received by editor(s): January 14, 2009
Published electronically: January 10, 2011
Additional Notes: The first author was partially supported by Swiss NSF grant 200021-121512.
The second author was partially supported by Swiss NSF grant 200021-121512.
The third author was supported by an NSERC Discovery Grant.
Article copyright: © Copyright 2011 American Mathematical Society