New variants of the algebraic multilevel preconditioning methods

Abstract

In this paper, variants of the algebraic multilevel preconditioning method are presented which do not require an estimate of the accuracy of approximating matrices.

Keywords:

• Preconditioned conjugate gradient method
• algebraic multilevel iteration

C.R.Categories:

• G.1.3
• G.1.8

^* Fudan University, P.R. China. This author is supported by the State Major Key Project for Basic Researches and the National Natural Science Foundation of China.

^* Fudan University, P.R. China. This author is supported by the State Major Key Project for Basic Researches and the National Natural Science Foundation of China.

Notes

^* Fudan University, P.R. China. This author is supported by the State Major Key Project for Basic Researches and the National Natural Science Foundation of China.