Enhanced superconvergent patch recovery incorporating equilibrium and boundary conditions

International Journal for Numerical Methods in Engineering

Volumn 37, Issue 20, 1994, Pages 3417-3440

  Wiberg, Nils‐Erik ^a   Abdulwahab, Fethi ^a   Ziukas, Saulius ^a  

^a CHALMERS UNIVERSITY OF TECHNOLOGY   (Sweden)

Author keywords

[No Author keywords available]

Indexed keywords

ELASTICITY; ERROR ANALYSIS; FINITE ELEMENT METHOD; LEAST SQUARES APPROXIMATIONS; NUMERICAL ANALYSIS; TRACTION (FRICTION);

BOUNDARY CONDITIONS; DERIVATIVE RECOVERY; LINEAR ELASTICITY PROBLEMS; SUPERCONVERGENT PATCH RECOVERY;

CONVERGENCE OF NUMERICAL METHODS;

EID: 0028531773     PISSN: 00295981     EISSN: 10970207     Source Type: Journal    
DOI: 10.1002/nme.1620372003     Document Type: Article

References (15)

1. The superconvergent patch recovery and a posteriori error estimators. Part 2. Error estimates and adaptivity
2. The superconvergent patch recovery and a posteriori error estimators. Part 1. The recovery technique
3. Patch recovery based on superconvergent derivatives and equilibrium
4. Approximate boundary‐flux calculations
5. Accurate evaluation of stresses on the boundary using hypersingular integral equations
6. A review of least‐squares methods for solving partial differential equations
7. An efficient post‐processing technique for stress problems based on superconvergent derivatives and equilibrium
8. Optimal stress location in finite element method
9. Superconvergent patch recovery techniques—some further tests
10. 2 norm error estimate
11. The superconvergent patch recovery (SPR) and adaptive finite element refinement
12. A simple error estimator and adaptive procedure for practical engineering analyses
13. The effectivity of the Zienkiewicz–Zhu error estimate and two 2‐D adaptive mesh generators
14. Local and global smoothing of discontinuous finite element functions using least squares methods