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math.AP2011★ 3 cited
On Gevrey asymptotics for singularly perturbed difference-differential problems with an irregular singularity
Alberto Lastra, Stéphane Malek
We study a analog of a singularly perturbed Cauchy problem with irregular singularity in the complex domain which generalizes a previous result by S. Malek in \cite{malek}. Fir…
math.CV2011
Strong asymptotic expansions in a multidirection
Alberto Lastra, Jorge Mozo-Fernández, Javier Sanz
In this paper we prove that, for asymptotically bounded holomorphic functions defined in a polysector in , the existence of a strong asymptotic expansion in Majima's…