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Found 19,805 Documents (Results 1–100)

Volterra functional equations in the theory of optimization of distributed systems. On the problem of singularity of controlled initial-boundary value problems. (English. Russian original) Zbl 07667160

Proc. Steklov Inst. Math. 319, Suppl. 1, S257-S270 (2022); translation from Tr. Inst. Mat. Mekh. (Ekaterinburg) 28, No. 3, 188-201 (2022).
MSC:  39B22 49J21 93C30
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Singularly perturbed problems with multi-tempo fast variables. (English. Russian original) Zbl 07662527

Autom. Remote Control 83, No. 11, 1679-1723 (2022); translation from Avtom. Telemekh. 2022, No. 11, 3-61 (2022).
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A problem with mixed boundary conditions for a singular elliptic equation in an infinite domain. (English. Russian original) Zbl 07659023

Russ. Math. 66, No. 7, 51-63 (2022); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2022, No. 7, 58-72 (2022).
MSC:  35Jxx 35Lxx 35Bxx
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Singular perturbations in first-order partial differential equations with matrix differential operators. (English. Russian original) Zbl 07653482

J. Math. Sci., New York 268, No. 1, 130-137 (2022); translation from Itogi Nauki Tekh., Ser. Sovrem. Mat. Prilozh., Temat. Obz. 173, 132-139 (2019).
MSC:  35B25 35F40 35R20
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Requantization method and its application to the construction of asymptotics for solutions of non-Fuchsian equations with holomorphic coefficients. (English. Russian original) Zbl 07653478

J. Math. Sci., New York 268, No. 1, 70-83 (2022); translation from Itogi Nauki Tekh., Ser. Sovrem. Mat. Prilozh., Temat. Obz. 173, 72-85 (2019).
MSC:  34M04 34M30
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Asymptotic solutions of resonant nonlinear singularly perturbed problems in the case of intersecting eigenvalues of the limit operator. (English. Russian original) Zbl 07653472

J. Math. Sci., New York 268, No. 1, 1-14 (2022); translation from Itogi Nauki Tekh., Ser. Sovrem. Mat. Prilozh., Temat. Obz. 173, 3-16 (2019).
MSC:  34E15 34E05 34C20
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