Gradient flows without blow-up for Lefschetz thimbles

Abstract We propose new gradient flows that define Lefschetz thimbles and do not blow up in a finite flow time. We study analytic properties of these gradient flows, and confirm them by numerical tests in simple examples.

Bibliographic Details
Main Authors: Yuya Tanizaki, Hiromichi Nishimura, Jacobus J. M. Verbaarschot
Format: Article
Language:English
Published: SpringerOpen 2017-10-01
Series:Journal of High Energy Physics
Subjects:
Online Access:http://link.springer.com/article/10.1007/JHEP10(2017)100