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20092023
most citedExponential type Nagumo norms and summability of formal solutions of singular partial differential equations

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math.DS2020

On the vanishing of coefficients of the powers of a theta function

Jacques Sauloy, Changgui Zhang

A result on the Galois theory of -difference equations \cite{JSTALPAEN} leads to the following question: if $q \in \Cs$, $\lmod q \rmod < 1$ and if one sets $\thq(z) := \sum\lim…