Numerische
Numer. Math. (****) ***:* **
Mathematik
DOI 10.1007/s00211-011-0401-4
Optimal multilevel methods for graded bisection grids
Long Chen Ricardo H. Nochetto Jinchao Xu
Received: 13 October 2010 / Revised: 15 June 2011 / Published online: 21 July 2011
Springer-Verlag 2011
Abstract...