Geodesic
The quality of approximations to a well-isolated eigenvalue, and the arrangement of “Ritz numbers” in a simple Lanczos process
Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki, Tome 35 (1995) no. 10, pp. 1459-1475 Cet article a éte moissonné depuis la source Math-Net.Ru

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L. A. Knizhnerman. The quality of approximations to a well-isolated eigenvalue, and the arrangement of “Ritz numbers” in a simple Lanczos process. Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki, Tome 35 (1995) no. 10, pp. 1459-1475. http://geodesic.mathdoc.fr/item/ZVMMF_1995_35_10_a0/

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