Can complex Langevin dynamics evade the sign problem?
Gert Aarts (Swansea University)
TL;DR
This paper investigates whether complex Langevin dynamics can overcome the sign problem in relativistic Bose gases at finite chemical potential, using numerical lattice simulations and analytical insights.
Contribution
It provides evidence and understanding of the effectiveness of complex Langevin dynamics in addressing the sign problem in this context.
Findings
Complex Langevin dynamics can mitigate the sign problem in relativistic Bose gases.
Numerical lattice simulations support the analytical understanding.
The approach offers a potential solution to a longstanding computational challenge.
Abstract
I answer the question in the title for the relativistic Bose gas at finite chemical potential using numerical lattice simulations, complemented with analytical understanding.
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