dlacn2.f - Man Page
Synopsis
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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Tue Apr 12 2022 Version 3.10.1 LAPACK