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Uniqueness of an interpolating entire function with some properties
Aleksandr J. Mkrtchyanab a Siberian Federal University, Krasnoyarsk, Russian Federation
b Institute of Mathematics, National Academy of Sciences of the Republic of Armenia, Yerevan, Armenia
Abstract:
We consider the problem of power series analytic continuation by coefficients interpolation by entire or meromorphic functions. We prove uniqueness of an interpolating function with some properties. Also, under assumptions of Polya`s theorem about extendability of the sum of power series to the whole complex plane, except, possibly, some boundary arc, we find at least one singular point location.
Keywords:
power series, analytic continuation, indicator function.
Received: 19.04.2022 Received in revised form: 23.05.2022 Accepted: 20.06.2022
Citation:
Aleksandr J. Mkrtchyan, “Uniqueness of an interpolating entire function with some properties”, J. Sib. Fed. Univ. Math. Phys., 15:5 (2022), 555–558
Linking options:
https://www.mathnet.ru/eng/jsfu1021 https://www.mathnet.ru/eng/jsfu/v15/i5/p555
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