A note on the efficiency of the conjugat
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Xing Cai; BjΓΈrn Fredrik Nielsen; Aslak Tveito
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Article
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2007
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John Wiley and Sons
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English
β 107 KB
π 1 views
## Abstract We discuss the efficiency of the conjugate gradient (CG) method for solving a sequence of linear systems; __Au__^__n__+1^ = __u__^__n__^, where __A__ is assumed to be sparse, symmetric, and positive definite. We show that under certain conditions the Krylov subspace, which is generated