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math.CV2023
On the Hadamard inverse of a resurgent function with only one singularity
Yong Li, David Sauzin, Shanzhong Sun
This note discusses the location of the singularities of the Hadamard inverse of an endlessly continuable function, in the case when the original function has only one singular sin…
math-ph2023
Resurgence and Mould Calculus
David Sauzin
Resurgence Theory and Mould Calculus were invented by J. Ecalle around 1980 in the context of analytic dynamical systems and are increasingly more used in the mathematical physics…