Duality for Rabinowitz-Floer homology

Alex Oancea, Institut de Mathématiques de Jussieu-Paris Rive Gauche

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I will explain a duality theorem with products in Rabinowitz-Floer homology. This has a bearing on string topology and explains a number of dualities that have been observed in that setting. Joint work in progress with Kai Cieliebak and Nancy Hingston.