Sitnik, S. M. On one integral equation in the theory of transform operators. (English. Russian original) Zbl 1462.45020 Comput. Math. Math. Phys. 60, No. 8, 1381-1391 (2020); translation from Zh. Vychisl. Mat. Mat. Fiz. 60, No. 8, 1428-1438 (2020). MSC: 45P05 47E05 PDFBibTeX XMLCite \textit{S. M. Sitnik}, Comput. Math. Math. Phys. 60, No. 8, 1381--1391 (2020; Zbl 1462.45020); translation from Zh. Vychisl. Mat. Mat. Fiz. 60, No. 8, 1428--1438 (2020) Full Text: DOI
Sitnik, Sergei M.; Makovetsky, Viktor I. Necessary condition for the existence of an intertwining operator and classification of transmutations on its basis. (English) Zbl 1501.47083 Kravchenko, Vladislav V. (ed.) et al., Transmutation operators and applications. Cham: Birkhäuser. Trends Math., 171-191 (2020). MSC: 47E07 45D05 45J05 45P05 PDFBibTeX XMLCite \textit{S. M. Sitnik} and \textit{V. I. Makovetsky}, in: Transmutation operators and applications. Cham: Birkhäuser. 171--191 (2020; Zbl 1501.47083) Full Text: DOI
Sitnik, Sergeĭ Mikhaĭlovich A survey of Buschman-Erdelyi transmutations. (Russian. English summary) Zbl 1464.44004 Chelyabinskiĭ Fiz.-Mat. Zh. 1, No. 4, 63-93 (2016). MSC: 44A15 45P05 47G10 PDFBibTeX XMLCite \textit{S. M. Sitnik}, Chelyabinskiĭ Fiz.-Mat. Zh. 1, No. 4, 63--93 (2016; Zbl 1464.44004) Full Text: MNR
Sitnik, S. M. On integral representation to solutions for a differential equation with singular coefficients. (Russian. English summary) Zbl 1226.44002 Vladikavkaz. Mat. Zh. 12, No. 4, 73-78 (2010). Reviewer: Vassil Angelov (Sofia) MSC: 44A15 45D05 PDFBibTeX XMLCite \textit{S. M. Sitnik}, Vladikavkaz. Mat. Zh. 12, No. 4, 73--78 (2010; Zbl 1226.44002) Full Text: EuDML Link
Katrakhov, V. V.; Sitnik, S. M. Composition method for constructing \(B\)-elliptic, \(B\)-hyperbolic, and \(B\)-parabolic transformation operators. (English. Russian original) Zbl 0878.47033 Russ. Acad. Sci., Dokl., Math. 50, No. 1, 70-77 (1995); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 337, No. 3, 307-311 (1994). Reviewer: R.Kodnár (Bratislava) MSC: 47E05 47G10 44A15 34A25 34L40 45H05 PDFBibTeX XMLCite \textit{V. V. Katrakhov} and \textit{S. M. Sitnik}, Russ. Acad. Sci., Dokl., Math. 50, No. 1, 70--77 (1994; Zbl 0878.47033); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 337, No. 3, 307--311 (1994)