published on May 20, 2021
The Fabry quotient theorem states that for a complex power series with unit radius of convergence, if the quotient of its consecutive coefficients tends to s, then the point z=s is a singular point of the series. In my talk I will try to describe an elementary proof of the theorem.
Appears in collection : 2021 - T2 - WS2 - Advances in Symplectic Topology
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