A POSTERIORI ERROR-ESTIMATES FOR THE ADAPTATIVE COMPUTATION OF QUASINEWTONIAN FLOWS
被引:69
作者:
BARANGER, J
论文数: 0引用数: 0
h-index: 0
机构:UNIV ST ETIENNE, UFR SCI, F-42100 ST ETIENNE, FRANCE
BARANGER, J
ELAMRI, H
论文数: 0引用数: 0
h-index: 0
机构:UNIV ST ETIENNE, UFR SCI, F-42100 ST ETIENNE, FRANCE
ELAMRI, H
机构:
[1] UNIV ST ETIENNE, UFR SCI, F-42100 ST ETIENNE, FRANCE
[2] ECOLE NORMALE SUPER FES, FES, MOROCCO
来源:
ESAIM-MATHEMATICAL MODELLING AND NUMERICAL ANALYSIS-MODELISATION MATHEMATIQUE ET ANALYSE NUMERIQUE
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1991年
/
25卷
/
01期
关键词:
D O I:
10.1051/m2an/1991250100311
中图分类号:
O29 [应用数学];
学科分类号:
070104 ;
摘要:
We study a posteriori error estimators for the mixed finite element approximation of some quasi-newtonian flows (fluids whose viscosity varies with the second invariant of the rate of deformation tensor). These estimators necessitate only the evaluation of the local residual of the finite element solution. They can be used in a self-adaptive mesh-refinement process.