Abstract

We prove two theorems on the domains of convergence for A-hypergeometric series and for associated Mellin-Barnes type integrals. The exact convergence domains are described in terms of amoebas and coamoebas of the corresponding principal A-determinants.

Alternate abstract:

Доκазываются две теоремы об областях сходимости для A-гипергеометричесκих рядов и ассоциированных с ними интегралов типа Меллина-Барнса. Точные области сходимости описаны в терминах амеб и κоамеб соответствующих главных A-детерминантов.

Details

Title
Domains of Convergence for A-hypergeometric Series and Integrals
Author
Nilsson, Lisa 1 ; Passare, Mikael 2 ; Tsikh, August K

 Stockholm University Stockholm Sweden 
 Institute of Mathematics and Computer Science Siberian Federal University Svobodny, 79, Krasnoyarsk, 660041 Russia 
Pages
509-529
Publication year
2019
Publication date
2019
Publisher
Siberian Federal University
ISSN
19971397
e-ISSN
23136022
Source type
Scholarly Journal
Language of publication
English
ProQuest document ID
2284521418
Copyright
© 2019. This work is published under NOCC (the “License”). Notwithstanding the ProQuest Terms and Conditions, you may use this content in accordance with the terms of the License.