177 citations
- University of SienaIT6 papers
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- Scuola Internazionale Superiore di Studi AvanzatiIT3 papers
- The Abdus Salam International Centre for Theoretical Physics (ICTP)IT3 papers
- All-Russian Scientific Research Institute of Physical-Technical and Radiotechnical MeasurementsRU2 papers
- All Russia Research Institute of AutomaticsRU2 papers
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Showing 2020 · math.CAShow all
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math.CA2020★ 1 cited
Fractional powers of Bessel operator and its numerical calculation
Durdimurod Durdiev, Elina Shishkina, Sergei Sitnik
The article discusses the fractional powers of the Bessel operator and their numerical implementation. An extensive literature is devoted to the study of fractional powers of the L…
math.CA2020★ 1 cited
On the correctness of finite-rank approximations by series of shifted Gaussians
S. M. Sitnik, A. S. Timashov, S. N. Ushakov
In this paper we consider interpolation problem connected with series by integer shifts of Gaussians. Known approaches for these problems met numerical difficulties. Due to it anot…