Gevrey solutions of the irregular hypergeometric system associated with an affine monomial curve

Fernández-Fernández, M.; Castro-Jiménez, F.

doi:10.1090/S0002-9947-2010-05115-3

Gevrey solutions of the irregular hypergeometric system associated with an affine monomial curve
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by M. C. Fernández-Fernández and F. J. Castro-Jiménez PDF

Trans. Amer. Math. Soc. 363 (2011), 923-948 Request permission

Abstract:

We describe the Gevrey series solutions at singular points of the irregular hypergeometric system (GKZ system) associated with an affine monomial curve. We also describe the irregularity complex of such a system with respect to its singular support.

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