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Problems with an S1-Symmetry

David G. Costa
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David G. Costa: University of Nevada, Las Vegas, Department of Mathematical Sciences

Chapter 9 in An Invitation to Variational Methods in Differential Equations, 2007, pp 87-97 from Springer

Abstract: Abstract In this chapter we present an index theory for the case in which G = S1. It is an extension (cf. [55]) of the geometric S1-index due to Benci [10]. Also see Fadell-Rabinowitz [41].

Date: 2007
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Persistent link: https://EconPapers.repec.org/RePEc:spr:sprchp:978-0-8176-4536-6_9

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DOI: 10.1007/978-0-8176-4536-6_9

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