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comparison scripts/linear-algebra/krylov.m @ 7001:8b0cfeb06365

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[project @ 2007-10-10 18:02:59 by jwe]
author jwe
date Wed, 10 Oct 2007 18:03:02 +0000
parents 34f96dd5441b
children 93c65f2a5668
comparison
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7000:e87f860624cc 7001:8b0cfeb06365
33 ## 33 ##
34 ## The value of @var{nu} is the dimension of the span of the krylov 34 ## The value of @var{nu} is the dimension of the span of the krylov
35 ## subspace (based on @var{eps1}). 35 ## subspace (based on @var{eps1}).
36 ## 36 ##
37 ## If @var{b} is a vector and @var{k} is greater than @var{m-1}, then 37 ## If @var{b} is a vector and @var{k} is greater than @var{m-1}, then
38 ## @var{h} contains the Hessenberg decompostion of @var{a}. 38 ## @var{h} contains the Hessenberg decomposition of @var{a}.
39 ## 39 ##
40 ## The optional parameter @var{eps1} is the threshold for zero. The 40 ## The optional parameter @var{eps1} is the threshold for zero. The
41 ## default value is 1e-12. 41 ## default value is 1e-12.
42 ## 42 ##
43 ## If the optional parameter @var{pflg} is nonzero, row pivoting is used 43 ## If the optional parameter @var{pflg} is nonzero, row pivoting is used