Artículo
Characteristic cycles and Gevrey series solutions of A -hypergeometric systems
Autor/es | Berkesch, Christine
Fernández Fernández, María Cruz |
Departamento | Universidad de Sevilla. Departamento de álgebra |
Fecha de publicación | 2020-03-17 |
Fecha de depósito | 2022-11-08 |
Publicado en |
|
Resumen | We compute the
L
-characteristic cycle of an
A
-hypergeometric system and higher Euler–Koszul homology modules of the toric ring. We also prove upper semicontinuity results about the multiplicities in these cycles ... We compute the L -characteristic cycle of an A -hypergeometric system and higher Euler–Koszul homology modules of the toric ring. We also prove upper semicontinuity results about the multiplicities in these cycles and apply our results to analyze the behavior of Gevrey solution spaces of the system. |
Cita | Berkesch, C. y Fernández Fernández, M.C. (2020). Characteristic cycles and Gevrey series solutions of A -hypergeometric systems. Algebra & Number Theory, 14 (2), 323-347. https://doi.org/10.2140/ant.2020.14.323. |
Ficheros | Tamaño | Formato | Ver | Descripción |
---|---|---|---|---|
Characteris.pdf | 1.348Mb | [PDF] | Ver/ | |