Semi-infinite topology of the complexified path integral
Apparaît également dans les collections : 7ème Séminaire Itzykson : « Résurgence et quantification », Maxim Kontsevich
I will explain a viewpoint on resurgence via Floer-type topology of Lefschetz thimbles in the complexified path integral. In particular, so called 2d-4d wall-crossing formalism of Gaiotto, Moore and Neitzke arises naturally in this framework, without any reference to supersymmetric field theories.
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