Holonomic systems with regular singularities and wave fronts of Feynman integrals
type: Item
instance of: scholarly article
title: Holonomic systems with regular singularities and wave fronts of Feynman integrals
zbMATH Open document ID: 0669.35104
DOI: 10.1007/BF01077630
author: A. I. Zaslavskij
publication date: 1988-01-01T00:00:00Z
review text: A Feynman integral is the solution of a holonomic system with regular singularities. The author proves some results in this area conducting to the following conclusion: For every Feynman integral, its wave front coincides with its analytic wave front.
Mathematics Subject Classification ID: 35Q99
Mathematics Subject Classification ID: 81Q30
Mathematics Subject Classification ID: 58D30
zbMATH DE Number: 4096067
zbMATH Keywords: Feynman integral
zbMATH Keywords: holonomic system
zbMATH Keywords: regular singularities
zbMATH Keywords: wave front
reviewed by: I. Mihuţ
MaRDI profile type: Publication
cites work: Q3216881
cites work: On holonomic systems of microdifferential equations. III: Systems with regular singularities
cites work: The Riemann-Hilbert problem for holonomic systems
cites work: Intersection cohomology. (Notes of a Seminar on Intersection Homology at the University of Bern, Switzerland, Spring 1983)
published in: Functional Analysis and Its Applications
description: scientific article; zbMATH DE number 4096067