TY - BOOK AU - Lu,Hao TI - Design and analysis of preconditioners T2 - Report 9337 AV - MATH QA3.R46 no.9337 PY - 1993/// CY - Nijmegen PB - Catholic University, Department of Mathematics KW - Preconditioning methods KW - preconditioners KW - Matrices N1 - Includes bibliographical references ER -