paper

N=2 gauge theories on the hemisphere

arXiv:1611.04804 · doi:10.1016/j.nuclphysb.2017.04.007

Abstract

Using localization techniques, we compute the path integral of SUSY gauge theory coupled to matter on the hemisphere , with either Dirichlet or Neumann supersymmetric boundary conditions. The resulting quantities are wave-functions of the theory depending on the boundary data. The one-loop determinant are computed using harmonics basis. We solve kernel and co-kernel equations for the relevant differential operators arising from gauge and matter localizing actions. The second method utilizes full harmonics to reduce the computation to evaluating eigenvalues and its multiplicities. In the Dirichlet case, we show how to glue two wave-functions to get back the partition function of round . We will also describe how to obtain the same results using harmonics basis.

47 pages, discussion on instanton corrections in section 6 revised, typos corrected, two references added

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