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Re-Recounting Dyons in N=4 String Theory

Davide Gaiotto

Abstract

The purpose of this brief note is to understand the reason for the appearance of a genus two Riemann surface in the expression for the microscopic degeneracy of 1/4 BPS dyons in N=4 String Theory.

Re-Recounting Dyons in N=4 String Theory

Abstract

The purpose of this brief note is to understand the reason for the appearance of a genus two Riemann surface in the expression for the microscopic degeneracy of 1/4 BPS dyons in N=4 String Theory.

Paper Structure

This paper contains 4 equations, 2 figures.

Figures (2)

  • Figure 1: Intersection of strings of charges $q_e$(red) and $q_m$(blue) relaxes two supersymetric junctions joined by a string of charges $q_e + q_m$
  • Figure 2: An honeycomb network can be quotiented to give the network on the torus