Validation of recipes for the recovery of stresses and derivatives by a computer-based approach
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Publication:1339849
DOI10.1016/0895-7177(94)90023-XzbMath0811.65092OpenAlexW1964525728MaRDI QIDQ1339849
S. K. Gangaraj, Chandra Shekhar Upadhyay, Ivo M. Babuška, Theofanis Strouboulis
Publication date: 7 May 1995
Published in: Mathematical and Computer Modelling (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1016/0895-7177(94)90023-x
superconvergencelocal averaginglinear elliptic problemsfinite element algorithmsleast squares patch-recoveryrecovery of stresses
Boundary value problems for second-order elliptic equations (35J25) Linear elasticity with initial stresses (74B10) Finite element methods applied to problems in solid mechanics (74S05) Stability and convergence of numerical methods for boundary value problems involving PDEs (65N12) Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30)
Related Items (11)
\(\eta\%\)-superconvergence in the interior of locally refined meshes of quadrilaterals: Superconvergence of the gradient in finite element solutions of Laplace's and Poisson's equations ⋮ \(\eta\%\)-Superconvergence of finite element approximations in the interior of general meshes of triangles ⋮ Pollution error in the \(h\)-version of the finite element method and the local quality of the recovered derivatives ⋮ Superconvergence of the effective Cauchy stress in computational homogenization of inelastic materials ⋮ On aerodynamic force computation in fluid-structure interaction problems -- comparison of different approaches ⋮ Unnamed Item ⋮ Error estimates and adaptive finite element methods ⋮ Coupled model- and solution-adaptivity in the finite element method ⋮ A posteriori estimation of the error in the recovered derivatives of the finite element solution ⋮ A new a posteriori error estimation for nonlinear time-dependent finite element analysis ⋮ Unnamed Item
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