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Found 1,119 Documents (Results 1–100)

Domain of generalized Riesz difference operator of fractional order in Maddox’s space \(\ell(p)\) and certain geometric properties. (English) Zbl 1528.46003

Mohiuddine, S. A. (ed.) et al., Sequence space theory with applications. Boca Raton, FL: CRC Press. 268-288 (2023).
MSC:  46A45 47B39
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Nonlocal problem with multipoint perturbations of the Birkhoff strongly regular boundary conditions for an even-order differential operator. (English. Ukrainian original) Zbl 1527.34043

J. Math. Sci., New York 270, No. 1, 19-38 (2023); translation from Mat. Metody Fiz.-Mekh. Polya 63, No. 1, 21-36 (2020).
MSC:  34B09 34B10 34L10
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Spectral properties of a differential operator with involution. (English. Russian original) Zbl 1510.34139

Mosc. Univ. Math. Bull. 77, No. 4, 204-208 (2022); translation from Vestn. Mosk. Univ., Ser. I 77, No. 4, 67-71 (2022).
MSC:  34K08
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On Riesz bases of exponentials for convex polytopes with symmetric faces. (English) Zbl 1504.42085

Abakumov, Evgeny (ed.) et al., Extended abstracts fall 2019. Spaces of analytic functions: approximation, interpolation, sampling, SAFAIS 2019 program, Centre de Recerca Matemàtica, Barcelona, Spain, October–December 2019. Cham: Birkhäuser. Trends Math., Res. Perspect. CRM Barc. 12, 69-72 (2021).
MSC:  42C15 42B10 52B11
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