LAPACK
3.7.0
LAPACK: Linear Algebra PACKage
Functions/Subroutines
dlacn2.f File Reference
Functions/Subroutines
subroutine
dlacn2
(
N
, V, X, ISGN, EST, KASE, ISAVE)
DLACN2
estimates the 1-norm of a square matrix, using reverse communication for evaluating matrix-vector products.
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SRC
dlacn2.f
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1.8.12