Suchergebnisse - fictitious domain methods for initial value and initial-boundary value problems involving des*

Semi-implicit Eulerian Method for the Fluid Structure Interaction of Elastic Membranes: Semi-implicit Eulerian method for the fluid structure interaction of elastic membranes

Autoren: Ciallella, Mirco Milcent, Thomas

Quelle: SIAM Journal on Scientific Computing. 47:A1555-A1578

Schlagwörter: Finite volume methods for initial value and initial-boundary value problems involving PDEs, Navier-Stokes equations for incompressible viscous fluids, Nonlinear elasticity, semi-implicit, FOS: Mathematics, fluid-structure interaction, immersed boundary, Mathematics - Numerical Analysis, Numerical Analysis (math.NA), Stability and convergence of numerical methods for initial value and initial-boundary value problems involving PDEs, Fictitious domain methods for initial value and initial-boundary value problems involving PDEs, incompressible Navier-Stokes, Eulerian elasticity

Dateibeschreibung: application/xml

Zugangs-URL: http://arxiv.org/abs/2310.19352
https://zbmath.org/8037168
https://doi.org/10.1137/23m1612512

A unified-field monolithic fictitious domain-finite element method for fluid-structure-contact interactions and applications to deterministic lateral displacement problems

Autoren: Cheng Wang Pengtao Sun Yumiao Zhang et al.

Quelle: Journal of Computational Physics. 510:113083

Schlagwörter: interface conditions, unified-field monolithic fictitious domain-finite element method (UFMFD-FEM), repulsive contact force/stress, deterministic lateral displacement (DLD), Mathematics - Numerical Analysis, Physics - Fluid Dynamics, fluid-structure-contact interactions (FSCI), Fictitious domain methods for initial value and initial-boundary value problems involving PDEs, 65M22, 65M60, 65M85, 65Z05, 65D17, 70F35, 70F40, 74S05, 74F10, 76M10, 76M30, 76D05, 76D09, Fluid-solid interactions (including aero- and hydro-elasticity, porosity, etc.), stabilized mixed finite element, Finite element methods applied to problems in fluid mechanics

Dateibeschreibung: application/xml

Zugangs-URL: http://arxiv.org/abs/2402.12517

Numerical simulation of flows past flat plates using volume penalization

Autoren: Schneider, Kai Paget-Goy, Mickaël Verga, Alberto et al.

Weitere Verfasser: Schneider, Kai Paget-Goy, Mickaël Verga, Alberto et al.

Quelle: Computational and Applied Mathematics. 33:481-495

Schlagwörter: [PHYS.PHYS.PHYS-FLU-DYN]Physics [physics]/Physics [physics]/Fluid Dynamics [physics.flu-dyn], Other numerical methods (fluid mechanics), free shear layers, [PHYS.PHYS.PHYS-FLU-DYN] Physics [physics]/Physics [physics]/Fluid Dynamics [physics.flu-dyn], computational methods in fluid dynamics, vortex dynamics, wavelets, 01 natural sciences, spectral methods, Numerical methods for wavelets, instability of shear layers, 0103 physical sciences, Viscous vortex flows, Fictitious domain methods for initial value and initial-boundary value problems involving PDEs, Spectral, collocation and related methods for initial value and initial-boundary value problems involving PDEs

Dateibeschreibung: application/xml; application/pdf

Zugangs-URL: https://hal-amu.archives-ouvertes.fr/hal-01500522/file/Schneider-2014fk.pdf
https://zbmath.org/6393151
https://doi.org/10.1007/s40314-013-0076-9
https://hal-amu.archives-ouvertes.fr/hal-01500522/document
https://zenodo.org/record/33447/files/article.pdf
https://hal-amu.archives-ouvertes.fr/hal-01500522
https://hal.archives-ouvertes.fr/hal-01299239
https://link.springer.com/article/10.1007/s40314-013-0076-9
https://link.springer.com/article/10.1007/s40314-013-0076-9/fulltext.html

An operator splitting scheme with a distributed Lagrange multiplier based fictitious domain method for wave propagation problems

Autoren: Roland Glowinski Vrushali A. Bokil

Quelle: Journal of Computational Physics. 205:242-268

Schlagwörter: perfectly matched layer, finite differences, Finite difference methods for initial value and initial-boundary value problems involving PDEs, Wave equation, mixed finite element methods, fictitious domains, wave equation, Finite element, Rayleigh-Ritz and Galerkin methods for initial value and initial-boundary value problems involving PDEs, numerical results, 0101 mathematics, 01 natural sciences, operator splitting

Dateibeschreibung: application/xml

Zugangs-URL: https://zbmath.org/2175604
https://doi.org/10.1016/j.jcp.2004.10.040
https://ui.adsabs.harvard.edu/abs/2005JCoPh.205..242B/abstract
https://www.sciencedirect.com/science/article/pii/S0021999104004668
http://www.sciencedirect.com/science/article/pii/S0021999104004668

A Lagrange multiplier/fictitious domain method for the Dirichlet problem — Generalization to some flow problems: A Lagrange multiplier/fictitious domain method for the Dirichlet problem -- generalization to some flow problems

Autoren: Tsorng-Whay Pan Jacques Periaux Roland Glowinski

Quelle: Japan Journal of Industrial and Applied Mathematics. 12:87-108

Schlagwörter: NACA0012 airfoil, Ginzburg-Landau equations, Navier-Stokes equations for incompressible viscous fluids, Uzawa/conjugate gradient algorithm, angle of attack, domain imbedding methods, saddle-point system, 01 natural sciences, operator splitting method, Peaceman-Rachford scheme, Finite element, Rayleigh-Ritz and Galerkin methods for initial value and initial-boundary value problems involving PDEs, 0101 mathematics, Finite element methods applied to problems in fluid mechanics, Kármán vortex shedding

Dateibeschreibung: application/xml

Zugangs-URL: https://zbmath.org/780133
https://doi.org/10.1007/bf03167383
https://ci.nii.ac.jp/naid/10010976655
https://link.springer.com/article/10.1007/BF03167383

Solution of a Wave Equation by a Mixed Finite Element - Fictitious Domain Method: Solution of a wave equation by a mixed finite element-fictitious domain method

Autoren: Glowinski, Roland Lapin, Serguei

Quelle: Computational Methods in Applied Mathematics. 4:431-444

Schlagwörter: scattering of linear waves, Lagrange multipliers, finite element method, Finite difference methods for initial value and initial-boundary value problems involving PDEs, fictitious domain method, Wave equation, Finite element, Rayleigh-Ritz and Galerkin methods for initial value and initial-boundary value problems involving PDEs, obstacle, 0101 mathematics, Theoretical approximation in context of PDEs, 01 natural sciences

Dateibeschreibung: application/xml

Zugangs-URL: https://zbmath.org/2140329
https://doi.org/10.2478/cmam-2004-0024
http://www.math.wsu.edu/faculty/slapin/research/papers/CMAMv4p431-444.pdf

A Fast Sine Transform Accelerated High-Order Finite Difference Method for Parabolic Problems over Irregular Domains.

Autoren: Li, Chuan Ren, Yiming Long, Guangqing et al.

Quelle: Journal of Scientific Computing; May2023, Vol. 95 Issue 2, p1-38, 38p

Adaptive grids of composite type in problems of mathematical physics

Autoren: Vabishchevich, P. N.

Schlagwörter: Finite difference methods for boundary value problems involving PDEs, alternating Schwarz method, composite grids, Finite difference methods for initial value and initial-boundary value problems involving PDEs, Mesh generation, singularly perturbed problems, Numerical solution of discretized equations for boundary value problems involving PDEs, generation of grids, free boundaries, Mesh generation, refinement, and adaptive methods for boundary value problems involving PDEs, finite difference method, convection-diffusion problems, method of fictitious domains

Dateibeschreibung: application/xml

Zugangs-URL: https://zbmath.org/4117782

Coupling wavelets/vaguelets and smooth fictitious domain methods for elliptic problems: the univariate case.

Autoren: Yin, Ping Liandrat, Jacques

Quelle: Computational & Applied Mathematics; Jul2016, Vol. 35 Issue 2, p351-369, 19p

Schlagwörter: UNIVARIATE analysis, NUMERICAL solutions to partial differential equations, MULTIVARIATE analysis, ERROR rates, NUMERICAL solutions for linear algebra

Exact solution and its pertinent numerical methodology for wave equation subject to local boundary or nonlocal integral conditions.

Autoren: Hwang, Yao-Hsin Lin, Pi-Yen

Quelle: Boundary Value Problems; 9/29/2025, Vol. 2025 Issue 1, p1-29, 29p

Schlagwörter: WAVE equation, PARTICLE methods (Numerical analysis), BOUNDARY element methods, SIMULATION software, DISCRETIZATION methods, APPROXIMATION error, BOUNDARY value problems

Numerical Simulations Based on a Meshfree Method for Nickel-Steel Welded Joint Manufactured by Micro-Jet Cooling.

Autoren: Uściłowska, Anita Szczucka-Lasota, Bożena Węgrzyn, Tomasz et al.

Quelle: Materials (1996-1944); Dec2022, Vol. 15 Issue 23, p8579, 28p

Schlagwörter: MESHFREE methods, FINITE difference method, COOLING, WELDED joints, RADIAL basis functions, INITIAL value problems, WELDABILITY, STRUCTURAL steel

Causality and stability from acoustic geometry.

Autoren: Sawicki, Ignacy Trenkler, Georg Vikman, Alexander

Quelle: Journal of High Energy Physics; Oct2025, Vol. 2025 Issue 10, p1-87, 87p

On the development of iterative methods with boundary condition splitting for solving boundary and initial-boundary value problems for the linearized and nonlinear Navier-Stokes equations.

Autoren: Pal'tsev, B. Solov'ev, M. Chechel', I.

Quelle: Computational Mathematics & Mathematical Physics; Jan2011, Vol. 51 Issue 1, p68-87, 20p

Formulation and convergence of the finite volume method for conservation laws on spacetimes with boundary.

Autoren: Giesselmann, Jan LeFloch, Philippe G.

Quelle: Numerische Mathematik; Apr2020, Vol. 144 Issue 4, p751-785, 35p

Schlagwörter: FINITE volume method, FOLIATIONS (Mathematics), CONSERVATION laws (Physics), BOUNDARY value problems, INITIAL value problems, SPACETIME

Geografische Kategorien: EAST Asia

Local Wavelet Adaptation of Cartesian Grids in Computational Fluid Dynamics.

Autoren: Afendikov, A. L. Nikitin, V. S.

Quelle: Computational Mathematics & Mathematical Physics; Feb2024, Vol. 64 Issue 2, p300-313, 14p

Schlagwörter: COMPUTATIONAL fluid dynamics, FLUID dynamics, WAVELETS (Mathematics), GRID cells

SOLVING INITIAL-BOUNDARY-VALUE CREEP PROBLEMS.

Autoren: Morachkovskii, O. K. Romashov, Yu. V.

Quelle: International Applied Mechanics; Oct2009, Vol. 45 Issue 10, p1061-1070, 10p, 1 Diagram, 3 Graphs

Schlagwörter: GALERKIN methods, TURBINE blades, CREEP (Materials), MATERIALS testing, BARS (Engineering), NUMERICAL analysis

Tensor product derivative matching for wave propagation in inhomogeneous media.

Autoren: Shan Zhao Wei, G. W.

Quelle: Microwave & Optical Technology Letters; 10/5/2004, Vol. 43 Issue 1, p69-77, 9p, 1 Diagram, 4 Charts, 2 Graphs

Schlagwörter: CALCULUS of tensors, RADIO wave propagation, MAXWELL equations, BOUNDARY value problems, FINITE differences

COMPARISON BETWEEN GLOBAL, CLASSICAL DOMAIN DECOMPOSITION AND LOCAL, SINGLE AND DOUBLE COLLOCATION METHODS BASED ON RBF INTERPOLATION FOR SOLVING CONVECTION-DIFFUSION EQUATION.

Autoren: GUTIERREZ, GAIL FLOREZ, WHADY

Quelle: International Journal of Modern Physics C: Computational Physics & Physical Computation; Nov2008, Vol. 19 Issue 11, p1737-1751, 15p, 5 Graphs

Schlagwörter: COLLOCATION methods, INTERPOLATION, DECOMPOSITION method, BOUNDARY value problems, APPROXIMATION theory

A Kreiss' Symmetrizer Domain Penalization Method.

Autoren: Fornet, Bruno

Quelle: Communications in Partial Differential Equations; Sep2008, Vol. 33 Issue 9, p1549-1570, 22p

Schlagwörter: BOUNDARY layer (Aerodynamics), BOUNDARY value problems, EXPONENTIAL functions, FERROMAGNETIC materials, MAGNETIC domain, MATHEMATICAL symmetry

CONVOLUTION QUADRATURE FOR THE WAVE EQUATION WITH A NONLINEAR IMPEDANCE BOUNDARY CONDITION.

Autoren: BANJAI, LEHEL RIEDER, ALEXANDER

Quelle: Mathematics of Computation; Jul2018, Vol. 37 Issue 312, p1783-1819, 37p

Schlagwörter: MATHEMATICAL convolutions, NUMERICAL integration, WAVE equation, IMPEDANCE matrices, BOUNDARY value problems