Cutoff effects of the gradient flow for fermions

2023/01/20 by Andrea Shindler, Shindler, Andrea
Mathematics · Physics and Astronomy · #Black Holes and Theoretical Physics #FOS: Physical sciences #Geometric Analysis and Curvature Flows #Geometry and complex manifolds #High Energy Physics - Lattice (hep-lat)

paper · pdf · doi:10.48550/arxiv.2301.08591

openalex publication_date 2023/01/20 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

I analyze cutoff effects of the gradient flow for Wilson-type fermions. I show that with a proper choice of the higher dimensional fields in the Symanzik effective theory, O(a) improvement of the action is achieved changing the initial conditions of the gradient flow equation.

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