A "Lagrangian" for a non-Lagrangian theory

Abstract

We suggest an N=1 Lagrangian flowing in the infra-red to the N=2 rank one superconformal field theory with E_6 flavor symmetry. We utilize this description to compute several supersymmetric partition functions.

4 pages, Mathematica notebook attached

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• Down the rabbit hole with theories of class S

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• Instantons from Blow-up
• Minimal $(D,D)$ conformal matter and generalizations of the van Diejen model
• Equivariant Verlinde algebra from superconformal index and Argyres-Seiberg duality
• Schur Indices of Class $\mathcal{S}$ and Quasimodular Forms
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