a posteriori error estimate
An a posteriori error estimate for vertex-centered finite volume discretizations of immiscible incompressible two-phase flow
... an a posteriori error estimate for the numerical approximation of the solution of a system modeling the flow of two incompressible and immiscible fluids in a porous ...to ...
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An a posteriori Error Estimate of Hierarchical Type
... Unit´e de recherche INRIA Lorraine, Technopˆole de Nancy-Brabois, Campus scientifique, ` NANCY 615 rue du Jardin Botanique, BP 101, 54600 VILLERS LES Unit´e de recherche INRIA Rennes, Ir[r] ...
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A posteriori error estimate in fluid simulations of turbulent edge plasmas for magnetic fusion in tokamak using the data mining iPoPe method
... The error is not acceptable because no analytical expression could capture it, or it is in too strong in- teraction with the theoretical dynamics of the sys- ...vides a measurement of such artefact and it ...
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A Robust A Posteriori Error Estimate for Elliptic Non-Homogeneous Equations
... Unit´e de recherche INRIA Lorraine, Technopˆole de Nancy-Brabois, Campus scientifique, ` NANCY 615 rue du Jardin Botanique, BP 101, 54600 VILLERS LES Unit´e de recherche INRIA Rennes, Ir[r] ...
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Convergence and a posteriori error analysis for energy-stable finite element approximations of degenerate parabolic equations
... propose a finite element scheme for numerical approximation of degenerate parabolic problems in the form of a nonlinear anisotropic Fokker–Planck ...after a local postprocess giving rise to an ...
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Equilibrated stress tensor reconstruction and a posteriori error estimation for nonlinear elasticity
... The a posteriori error estimate is based on equilibrated stress ...to a similar reconstruction introduced in [38] using the ArnoldWinther nite element spaces [5], yielding a ...
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Equilibrated stress reconstructions for linear elasticity problems with application to a posteriori error analysis
... to a posteriori error analysis Rita Riedlbeck, Daniele ...an a posteriori error estimate for the linear elasticity ...The estimate is based on an equilibrated ...
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A posteriori error estimates for the effective Hamiltonian of dislocation dynamics
... Figure 4: A posteriori error estimate of order ∆x 7.4 Tests in 2D Here we present some simulations in the two-dimensional case. We recall that in our model what is physically meaningful is not ...
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A Residual a Posteriori Error Estimators for a Model for Flow in Porous Media with Fractures
... Keywords A posteriori error estimate · mixed finite element · reduced model · fractured porous ...obtain a posteriori error estimates for a numerical model for ...
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Unified primal formulation-based a priori and a posteriori error analysis of mixed finite element methods
... the a posteriori error estimates for the lowest-order Raviart–Thomas– N´ed´elec case of [ 59 ] to other families of mixed finite elements, all orders, and grids consisting of rectangular ...give ...
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Frequency-explicit a posteriori error estimates for finite element discretizations of Maxwell's equations
... with a posteriori error estimation for Galerkin discretizations of ...the error (we also refer the reader to the numerical experiments presented in Section ...as a stopping ...As ...
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Numerical simulation of metal forming processes with 3D adaptive Remeshing strategy based on a posteriori error estimation
... of error in constitu- tive relation, initiated by Ladvéze et ...to estimate errors and for its simplicity of ...of a recov- ered stress tensor field ~σ more accurate than the finite element solution ...
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On the derivation of guaranteed and p-robust a posteriori error estimates for the Helmholtz equation
... POSTERIORI ERROR ESTIMATES FOR THE HELMHOLTZ EQUATION ? ..., A. ERN 3,4 , AND M. VOHRAL´IK 4,3 Abstract. We propose a novel a posteriori error estimator for conforming ...
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A posteriori error estimation for stochastic static problems
... to estimate statistical moments or probability of ...using a truncated ...of error estimation, a priori and a posteriori error ...in a posteriori ...
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An a posteriori error estimator based on shifts for positive hermitian eigenvalue problems
... an a posteriori error estimator for hermitian positive eigenvalue ...Having a sharp error estimator for eigenvalues is, in general, a difficult ...3] error estimators are ...
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Certified Descent Algorithm for shape optimization driven by fully-computable a posteriori error estimators
... coupling a posteriori error estimators to shape optimization ...numerical error: on the one hand, the error arising from the approximation of the differential problem and on the other ...
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Discountinuous Galerkin methods and posteriori error analysis for heterogeneous diffusion problems
... présentons également une omparaison ave deux autres estimateurs, notamment elui ob- tenu au hapitre pré
édent. Même les as tests ave une solution exa
te qui présente une singularité dans le domaine de al
ul due aux ...
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A posteriori error estimation for the discrete duality finite volume discretization of the Laplace equation
... of a posteriori error estimators that could efficiently drive an adaptive refinement ...(1.1)–(1.3), a posteriori error estimations for conforming Lagrange finite element methods ...
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A POSTERIORI ERROR ANALYSIS OF THE TIME DEPENDENT STOKES EQUATIONS WITH MIXED BOUNDARY CONDITIONS
... (η n,κ τ ) 2 1/2 ||v|| X(Ω) . (4.13) 4.2. Upper bounds of the error. To prove the upper bound, we follow the idea used by C. Bernardi and R. Verf¨ urth in [7] in order to uncouple time and space errors. We ...
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Guaranteed and robust discontinuous Galerkin a posteriori error estimates for convection-diffusion-reaction problems
... is a polyhedral domain, K the diffusion tensor, β the ve- locity field, µ the reaction coefficient, and f the source ...study a posteriori error estimates for the approximation of ...in ...
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