Found 109 Documents (Results 1–100)
Identification of the boundary condition in the diffusion model of the hydrodynamic flow in a chemical reactor. (English) Zbl 1541.65082
Simultaneous identification of the solely time-dependent potential and source control terms from known moisture moments. (English) Zbl 07869340
Simultaneous identification of the right-hand side and time-dependent coefficients in a two-dimensional parabolic equation. (English) Zbl 1542.35448
A discontinuous Galerkin and semismooth Newton approach for the numerical solution of Bingham flow with variable density. (English) Zbl 07866839
Reviewer: Alain Brillard (Riedisheim)
Variational data assimilation and its decoupled iterative numerical algorithms for Stokes-Darcy model. (English) Zbl 1540.35422
MSC:
35Q93
35Q35
76S05
76D07
65M60
65M06
65N30
65K10
65J20
65F22
65F10
76M10
76M20
49M41
93C20
35A01
35A02
An iterative method for the inverse eddy current problem with total variation regularization. (English) Zbl 1542.65142
Error estimates of the time-splitting methods for the nonlinear Schrödinger equation with semi-smooth nonlinearity. (English) Zbl 1536.35301
Numerical solution of one inverse problem for a diffusion model of a chemical-technological process. (English) Zbl 07885163
A novel identification scheme of an inverse source problem based on Hilbert reproducing kernels. (English) Zbl 1535.65172
Laghrib, Amine (ed.) et al., New trends of mathematical inverse problems and applications. ICNTAM 2022. Selected papers based on the presentations at the international conference, Béni Mellal, Morocco, May 19–21, 2022. Cham: Springer. Springer Proc. Math. Stat. 428, 157-175 (2023).
Simultaneous inversion for a fractional order and a time source term in a time-fractional diffusion-wave equation. (English) Zbl 1527.65086
Duality of averaging of quantum states over arbitrary symmetry groups revealing Schur-Weyl duality. (English) Zbl 1531.81048
Biparametric identification for a free boundary of ductal carcinoma in situ. (English) Zbl 1522.35516
MSC:
35Q92
92C37
92C32
92C50
35R30
35R35
35R60
35A01
35A02
35K05
65K10
90C56
65M32
65M30
65F22
65J20
65M06
Local convergence of a modified Chebyshev’s iterative method for nonlinear ill-posed equations in Banach space. (English) Zbl 1519.47063
Identifying a time-dependent zeroth-order coefficient in a time-fractional diffusion-wave equation by using the measured data at a boundary point. (English) Zbl 1498.35632
Galerkin finite element approximation of a stochastic semilinear fractional subdiffusion with fractionally integrated additive noise. (English) Zbl 1502.65127
Solutions for non-homogeneous wave equations subject to unusual and Neumann boundary conditions. (English) Zbl 1510.65194
Identification of time-varying source term in time-fractional diffusion equations. (English) Zbl 1483.35342
Covariance function versus covariance matrix estimation in efficient semi-parametric regression for longitudinal data analysis. (English) Zbl 1480.62098
Simultaneous inversion of two initial values for a time-fractional diffusion-wave equation. (English) Zbl 1535.65175
Global weak solutions to the \(\alpha\)-model regularization for 3D compressible Euler-Poisson equations. (English) Zbl 1513.35498
Dirichlet boundary value problem for equations describing flows of a nonlinear viscoelastic fluid in a bounded domain. (Russian. English summary) Zbl 1499.35494
Ufim. Mat. Zh. 13, No. 3, 17-26 (2021); translation in Ufa Math. J. 13, No. 3, 17-26 (2021).
Near-field linear sampling method for axisymmetric eddy current tomography. (English) Zbl 1478.78031
Local existence and blow-up criterion of solutions to a class of generalized incompressible Boussinesq equations. (Chinese. English summary) Zbl 1474.35533
Local convergence analysis of a primal-dual method for bound-constrained optimization without SOSC. (English) Zbl 1470.90127
Random attractors for 2D stochastic micropolar fluid flows on unbounded domains. (English) Zbl 1468.35150
Numerical solution of an inverse random source problem for the time fractional diffusion equation via PhaseLift. (English) Zbl 1475.35432
Reviewer: Robert Plato (Siegen)
MSC:
35R60
26A33
35A01
35A02
35R11
35R30
35R25
49M37
60G60
60H40
60J65
65M30
65M32
65T50
90C25
35K20
Inversion of the initial value for a time-fractional diffusion-wave equation by boundary data. (English) Zbl 1437.65124
A local mesh-less collocation method for solving a class of time-dependent fractional integral equations: 2D fractional evolution equation. (English) Zbl 1464.65153
New approach to identify the initial condition in degenerate hyperbolic equation. (English) Zbl 1472.65117
Determination of unknown functions in a mathematical model of ductal carcinoma in situ. (English) Zbl 1430.35231
A cubic regularization method for solving nonsmooth equations. (Chinese. English summary) Zbl 1449.90326
Stable identification of sources located on separation interfaces of two different homogeneous media. (English) Zbl 1427.65343
Identification of the time-dependent source term in a multi-term time-fractional diffusion equation. (English) Zbl 1442.65232
Variational method for a backward problem for a time-fractional diffusion equation. (English) Zbl 1471.65128
Reviewer: Juan Carlos Mũnoz Grajales (Cali)
Generalized Tikhonov-type regularization method for the Cauchy problem of a semi-linear elliptic equation. (English) Zbl 1442.65331
From diffuse damage to strain localization from an eikonal non-local (ENL) continuum damage model with evolving internal length. (English) Zbl 1439.74029
Determination of hydraulic characteristics of a pipeline for a non-stationary flow of viscous liquids. (English) Zbl 1386.76131
MSC:
76M30
Ball convergence of an efficient fifth order iterative method under weak conditions. (English) Zbl 1399.65059
Space-dependent source determination in a time-fractional diffusion equation using a local discontinuous Galerkin method. (English) Zbl 1377.65124
Reviewer: Mikhail Yu. Kokurin (Yoshkar-Ola)
Ball convergence of an iterative method for nonlinear equations based on the decomposition technique under weak conditions. (English) Zbl 1399.65057
Algebraic rules for computing the regularization parameter of the Levenberg-Marquardt method. (English) Zbl 1383.90038
On stable finite dimensional approximation of conditionally well-posed inverse problems. (English) Zbl 1353.65051
On projective Landweber-Kaczmarz methods for solving systems of nonlinear ill-posed equations. (English) Zbl 1344.65052
Reviewer: Zhen Mei (Toronto)
Mathematical programs with cardinality constraints: reformulation by complementarity-type conditions and a regularization method. (English) Zbl 1332.90220
Analysis of gradient (transient) processes for ill-posed problems in damped Newton method towards stabilization. (Chinese. English summary) Zbl 1349.65174
The local well-posedness, existence and uniqueness of weak solutions for a model equation for shallow water waves of moderate amplitude. (English) Zbl 1332.35306
Reviewer: Song Jiang (Beijing)
A method for choosing regularization parameters based on a model function and the L-curve. (Chinese. English summary) Zbl 1340.65115
Comparison of meshless local weak and strong forms based on particular solutions for a non-classical 2-D diffusion model. (English) Zbl 1297.65118
The Cauchy problem for a generalized Dullin-Gottwald-Holm equation in Besov spaces. (English) Zbl 1302.35114
Reconstruction of a spacewise-dependent heat source in a time-dependent heat diffusion process. (English) Zbl 1288.35469
A regularized Newton method for monotone nonlinear equations and its application. (English) Zbl 1285.65027
Reviewer: T. C. Mohan (Chennai)
Moving objects localization by local regions based level set: application on urban traffic. (English) Zbl 1312.68199
MSC:
68T45
An adaptive finite element Moreau-Yosida-based solver for a coupled Cahn-Hilliard/Navier-Stokes system. (English) Zbl 1291.65300
Determination of a time-dependent heat source from nonlocal boundary conditions. (English) Zbl 1287.65075
Semismooth Newton and quasi-Newton methods in weighted \(\ell^1\)-regularization. (English) Zbl 1276.65034
Isosingular sets and deflation. (English) Zbl 1276.65029
Reviewer: Alyson Reeves (Bowie)
Statistical multiresolution Dantzig estimation in imaging: fundamental concepts and algorithmic framework. (English) Zbl 1314.62094
Inverse heat conduction problems in three-dimensional anisotropic functionally graded solids. (English) Zbl 1259.80011
Reviewer: Viktor Shevchuk (Lviv)
An improved non-local boundary value problem method for a Cauchy problem of the Laplace equation. (English) Zbl 1244.65132
Reviewer: Ruxandra Stavre (Bucureşti)
Local existence and uniqueness of solutions of a degenerate parabolic system. (English) Zbl 1270.35285
Automated regularization parameter selection in multi-scale total variation models for image restoration. (English) Zbl 1255.68230
Convergence estimates for some regularization methods to solve a Cauchy problem of the Laplace equation. (English) Zbl 1265.65172
Convergence analysis of multigrid methods with collective point smoothers for optimal control problems. (English) Zbl 1250.65086
Reviewer: Jan Lovíšek (Bratislava)
A note on the iteratively regularized Gauss-Newton method under center-Lipschitz conditions. (English) Zbl 1235.65056
Adaptive cubic regularisation methods for unconstrained optimization. I: Motivation, convergence and numerical results. (English) Zbl 1229.90192
Reviewer: Francisco Guerra Vazquez (Puebla)
A regularization smoothing method for second-order cone complementarity problem. (English) Zbl 1205.65198
Reviewer: Hang Lau (Montréal)
The local well-posedness and existence of weak solutions for a generalized Camassa-Holm equation. (English) Zbl 1187.35179
On the numerical solution of a boundary problem of a filtration of a two phase fluid. (Russian. English summary) Zbl 1488.76099
Inverse fracture problems in piezoelectric solids by local integral equation method. (English) Zbl 1244.74123
The regularity of local solutions for a generalized Camassa-Holm type equation. (English) Zbl 1184.35094
A regularization semismooth Newton method based on the generalized Fischer-Burmeister function for \(P_0\)-NCPs. (English) Zbl 1167.65033
Reviewer: Maciek Korzec (Berlin)
An investigation of wave propagation with high wave numbers via the regularized LBIEM. (English) Zbl 1184.76717
Modified Gauss-Newton scheme with worst case guarantees for global performance. (English) Zbl 1136.65051
Reviewer: Vasilis Dimitriou (Chania)
On local regularization methods for linear Volterra equations and nonlinear equations of Hammerstein type. (English) Zbl 1081.65126
Reviewer: Kai Diethelm (Braunschweig)
Finite element approximations to the discrete spectrum of the Schrödinger operator with the Coulomb potential. (English) Zbl 1077.65117
Reviewer: Răzvan Răducanu (Iaşi)
Smoothing transformation and piecewise polynomial collocation for weakly singular Volterra integral equations. (English) Zbl 1063.65147
Reviewer: Neville Ford (Chester)
Local existence of solutions of the free boundary problem for the equations of a magnetohydrodynamic compressible fluid. (English) Zbl 1059.35182
Global solutions for a coupled system of semilinear heat equations. (Chinese. English summary) Zbl 1043.35068
MSC:
35K50
35A07
Local convergence theorems for Newton’s method using outer or generalized inverses and \(m\)-Fréchet differentiable operators. (English) Zbl 1039.65044
Local convergence theorems for Newton’s method using outer or generalized inverses and no Lipschitz hypotheses. (English) Zbl 0984.65053
Two-level domain decomposition methods with Lagrange multipliers for the fast iterative solution of acoustic scattering problems. (English) Zbl 0979.76046
Regularization of material instabilities of meshfree approximations with intrinsic length scales. (English) Zbl 0987.74079
An adaptive boundary element method for contact problems. (English) Zbl 0970.74076
Bonnet, M. (ed.) et al., Mathematical aspects of boundary element methods. Minisymposium during the IABEM 98 conference, dedicated to Vladimir Maz’ya on the occasion of his 60th birthday on 31st December 1997, Paris, France, 1998. Boca Raton, FL: Chapman & Hall/CRC. Chapman Hall/CRC Res. Notes Math. 414, 116-127 (2000).
Reviewer: Vladimir Sládek (Bratislava)
Mathematical analysis and numerical methods for science and technology. Volume 2: Functional and variational methods. With the collaboration of Michel Artola, Marc Authier, Philippe Bénilan, Michel Cessenat, Jean-Michel Combes, Hélène Lanchon, Bertrand Mercier, Claue Wild, Claude Zuily. Transl. from the French by Ian N. Sneddon. 2nd printing. (English) Zbl 0944.47001
Berlin: Springer. xvi, 592 p. (2000).
Reviewer: P.Zabreiko (Minsk)
Analysis of local regularization methods and formulation of suboptimal filtration method for an equation of the first kind. (English. Russian original) Zbl 0970.65057
Comput. Math. Math. Phys. 39, No. 5, 686-701 (1999); translation from Zh. Vychisl. Mat. Mat. Fiz. 39, No. 5, 718-733 (1999).
Local existence of solutions of the free boundary problem for the equations of compressible barotropic viscous self-gravitating fluids. (English) Zbl 1016.76065
Damage theory applied to the analysis of composite materials subjected to a loss of adherence between its constituents. (English) Zbl 0921.73220
The Cauchy problem for the system of thermoelasticity equations in space. (English. Russian original) Zbl 0960.35003
Math. Notes 64, No. 2, 181-185 (1998); translation from Mat. Zametki 64, No. 2, 212-217 (1998).
On a suboptimal filtration method for solving convolution-type integral equations of the first kind. (English) Zbl 0915.65138
Reviewer: G.Schmidt (Berlin)
A D. C. optimization algorithm for solving the trust-region subproblem. (English) Zbl 0913.65054
Reviewer: H.Benker (Merseburg)
Adaptive modeling and computation of elastic and inelastic structures. (English) Zbl 0885.73046
Natke, Günther (ed.) et al., Uncertainty: models and measures. Proceedings of the international workshop, Lambrecht, Germany, July 22-24, 1996. Berlin: Akademie Verlag. Math. Res. 99, 137-154 (1997).
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