Authors:
Hoffmann, W
Schatz, AH
Wahlbin, LB
Wittum, G
Citation: W. Hoffmann et al., Asymptotically exact a posteriori estimators for the pointwise gradient error on each element in irregular meshes. Part 1: A smooth problem and globally quasi-uniform meshes, MATH COMPUT, 70(235), 2001, pp. 897-909
Citation: Ah. Schatz, Pointwise error estimates and asymptotic error expansion inequalities for the finite element method on irregular grids: Part II. Interior estimates, SIAM J NUM, 38(4), 2000, pp. 1269-1293