
arXiv: 2002.04404
We provide a complete and self-contained proof of the Gevrey character, in an analytic function $P$, of formal power series solutions of some families of first order holomorphic PDEs. Our approach is based on a majorant series technique by applying Nagumo norms joint with a division algorithm.
Mathematics - Analysis of PDEs, Primary 35F35, Secondary 35F05, 35C10, 34M25, 34M60, FOS: Mathematics, Analysis of PDEs (math.AP)
Mathematics - Analysis of PDEs, Primary 35F35, Secondary 35F05, 35C10, 34M25, 34M60, FOS: Mathematics, Analysis of PDEs (math.AP)
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