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Found 500 Documents (Results 1–100)

An indirect approach to the existence of quasi-optimal controls in coefficients for multi-dimensional thermistor problem. (English) Zbl 1480.35179

Sadovnichiy, Victor A. (ed.) et al., Contemporary approaches and methods in fundamental mathematics and mechanics. Cham: Springer. Underst. Complex Syst., 489-522 (2021).
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On Tikhonov regularization of optimal distributed control problem for an ill-posed elliptic equation with \(p\)-Laplace operator and \(L^1\)-type of non-linearity. (English) Zbl 1480.35273

Sadovnichiy, Victor A. (ed.) et al., Contemporary approaches and methods in fundamental mathematics and mechanics. Cham: Springer. Underst. Complex Syst., 91-111 (2021).
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Approximations to problems of optimal control of leading coefficients of elliptic equations in nondivergence form with an unbounded nonlinearity in the coefficients. (English. Russian original) Zbl 1468.49031

Differ. Equ. 57, No. 6, 780-804 (2021); translation from Differ. Uravn. 57, No. 6, 796-820 (2021).
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Diffraction of acoustic waves on a half-plane in the case of impedance boundary conditions. Applications to sound barriers. (English. Russian original) Zbl 1447.76030

Mosc. Univ. Mech. Bull. 75, No. 1, 7-12 (2020); translation from Vestn. Mosk. Univ., Ser. I 75, No. 1, 42-48 (2020).
MSC:  76Q05 76N25
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Superconvergent graded meshes for an elliptic Dirichlet control problem. (English) Zbl 1433.65257

Apel, Thomas (ed.) et al., Advanced finite element methods with applications. Selected papers from the 30th Chemnitz finite element symposium, St. Wolfgang/Strobl, Austria, September 25–27, 2017. Cham: Springer. Lect. Notes Comput. Sci. Eng. 128, 1-16 (2019).
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On approximation of an optimal control problem for ill-posed strongly nonlinear elliptic equation with \(p\)-Laplace operator. (English) Zbl 1422.35094

Sadovnichiy, Victor A. (ed.) et al., Modern mathematics and mechanics. Fundamentals, problems and challenges. Cham: Springer. Underst. Complex Syst., 445-480 (2019).
MSC:  35J92 35J40
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