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Found 788 Documents (Results 1–100)

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Efendiev, B. I.

Problem with Sturm type conditions for a second-order ordinary differential equation with a distributed differentiation operator. (English. English summary) Zbl 07657558

Differ. Equ. 58, No. 12, 1579-1589 (2022); translation from Differ. Uravn. 58, No. 12, 1596-1605 (2022).
MSC:  45K05 45J05 34A08 26A33 47G20
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\textit{B. I. Efendiev}, Differ. Equ. 58, No. 12, 1579--1589 (2022; Zbl 07657558); translation from Differ. Uravn. 58, No. 12, 1596--1605 (2022)
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Tarasenko, A. V.; Yakovleva, J. O.

The nonlocal problem for a hyperbolic equation with a parabolic degeneracy. (English. Russian original) Zbl 1506.35127

Russ. Math. 66, No. 6, 48-53 (2022); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2022, No. 6, 60-66 (2022).
MSC:  35M12 35R11
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\textit{A. V. Tarasenko} and \textit{J. O. Yakovleva}, Russ. Math. 66, No. 6, 48--53 (2022; Zbl 1506.35127); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2022, No. 6, 60--66 (2022)
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Meyer, Marcela Molina; Prieto Medina, Frank Richard

Polar differentiation matrices for the Laplace equation in the disk under nonhomogeneous Dirichlet, Neumann and Robin boundary conditions and the biharmonic equation under nonhomogeneous Dirichlet conditions. (English) Zbl 07336177

Comput. Math. Appl. 89, 1-19 (2021).
MSC:  65N35 35J05 65M70 35J25 65L10
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\textit{M. M. Meyer} and \textit{F. R. Prieto Medina}, Comput. Math. Appl. 89, 1--19 (2021; Zbl 07336177)
Full Text: DOI arXiv
Bratishchev, A. V.

On Gelfond-Leontiev operators of generalized differentiation. (English. Russian original) Zbl 07308099

J. Math. Sci., New York 252, No. 3, 319-344 (2021); translation from Itogi Nauki Tekh., Ser. Sovrem. Mat. Prilozh., Temat. Obz. 153, 29-54 (2018).
MSC:  47-XX 35-XX
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\textit{A. V. Bratishchev}, J. Math. Sci., New York 252, No. 3, 319--344 (2021; Zbl 07308099); translation from Itogi Nauki Tekh., Ser. Sovrem. Mat. Prilozh., Temat. Obz. 153, 29--54 (2018)
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ter Horst, S.; Klem, E. M.

Cauchy-Riemann equations for free noncommutative functions. (English) Zbl 1468.46070

Curto, Raul E. (ed.) et al., Operator theory, operator algebras and their interactions with geometry and topology. Ronald G. Douglas memorial volume. Proceedings of the international workshop on operator theory and applications (IWOTA 2018), Shanghai, China, July 23–27, 2018. Cham: Birkhäuser. Oper. Theory: Adv. Appl. 278, 333-357 (2020).
MSC:  46L52 47A13 32A10 26B05
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\textit{S. ter Horst} and \textit{E. M. Klem}, Oper. Theory: Adv. Appl. 278, 333--357 (2020; Zbl 1468.46070)
Full Text: DOI arXiv
Solodushkin, Svyatoslav; Gorbova, Tatiana; Pimenov, Vladimir

Difference scheme for partial differential equations of fractional order with a nonlinear differentiation operator. (English) Zbl 1453.65232

Pinelas, Sandra (ed.) et al., Differential and difference equations with applications. Selected papers based on the presentations at the fourth international conference, ICDDEA 2019, Lisbon, Portugal, July 1–5, 2019. Cham: Springer. Springer Proc. Math. Stat. 333, 689-703 (2020).
MSC:  65M06 34K37 35R11 65M12 65H10
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\textit{S. Solodushkin} et al., Springer Proc. Math. Stat. 333, 689--703 (2020; Zbl 1453.65232)
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Gekkieva, S. Kh.

Gevrey problem for a loaded mixed parabolic equation with a fractional derivative. (English. Russian original) Zbl 1450.35266

J. Math. Sci., New York 250, No. 5, 746-752 (2020); translation from Itogi Nauki Tekh., Ser. Sovrem. Mat. Prilozh., Temat. Obz. 149, 31-37 (2018).
MSC:  35R11 35M13
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\textit{S. Kh. Gekkieva}, J. Math. Sci., New York 250, No. 5, 746--752 (2020; Zbl 1450.35266); translation from Itogi Nauki Tekh., Ser. Sovrem. Mat. Prilozh., Temat. Obz. 149, 31--37 (2018)
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Gadzova, L. Kh.

Boundary-value problem with shift for a linear ordinary differential equation with the operator of discretely distributed differentiation. (English. Russian original) Zbl 1454.34015

J. Math. Sci., New York 250, No. 5, 740-745 (2020); translation from Itogi Nauki Tekh., Ser. Sovrem. Mat. Prilozh., Temat. Obz. 149, 25-30 (2018).
MSC:  34A08 34B05 34B10 34A30
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\textit{L. Kh. Gadzova}, J. Math. Sci., New York 250, No. 5, 740--745 (2020; Zbl 1454.34015); translation from Itogi Nauki Tekh., Ser. Sovrem. Mat. Prilozh., Temat. Obz. 149, 25--30 (2018)
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Arestov, V. V.

Best uniform approximation of the differentiation operator by operators bounded in the space \(L_2\). (English. Russian original) Zbl 1472.41013

Proc. Steklov Inst. Math. 308, Suppl. 1, 9-30 (2020); translation from Tr. Inst. Mat. Mekh. (Ekaterinburg) 24, No. 4, 34-56 (2018).
Reviewer: Vijay Gupta (New Delhi)
MSC:  41A50 41A52
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\textit{V. V. Arestov}, Proc. Steklov Inst. Math. 308, 9--30 (2020; Zbl 1472.41013); translation from Tr. Inst. Mat. Mekh. (Ekaterinburg) 24, No. 4, 34--56 (2018)
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