A note on D0-branes and instantons in 5d supersymmetric gauge theories
Eran Avraham, Oren Bergman
TL;DR
This paper refines a method to compute multi-instanton partition functions in 5d supersymmetric gauge theories using D0-branes, emphasizing the importance of precise refinements for accurate results.
Contribution
It introduces necessary refinements to previous proposals for deriving multi-instanton partition functions from supersymmetric indices in D0-brane worldline theories.
Findings
Refinements are crucial for correct multi-instanton partition functions.
Examples demonstrate the impact of these refinements.
Improved understanding of D0-brane contributions in 5d gauge theories.
Abstract
We refine a previous proposal for obtaining the multi-instanton partition function from the supersymmetric index of the 1d supersymmetric gauge theory on the worldline of D0-branes. We provide examples where the refinements are crucial for obtaining the correct result.
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