LAPACK  3.9.0
LAPACK: Linear Algebra PACKage
Functions/Subroutines
zlacn2.f File Reference

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Functions/Subroutines

subroutine zlacn2 (N, V, X, EST, KASE, ISAVE)
 ZLACN2 estimates the 1-norm of a square matrix, using reverse communication for evaluating matrix-vector products. More...
 
zcopy
subroutine zcopy(N, ZX, INCX, ZY, INCY)
ZCOPY
Definition: zcopy.f:83
dzsum1
double precision function dzsum1(N, CX, INCX)
DZSUM1 forms the 1-norm of the complex vector using the true absolute value.
Definition: dzsum1.f:83
izmax1
integer function izmax1(N, ZX, INCX)
IZMAX1 finds the index of the first vector element of maximum absolute value.
Definition: izmax1.f:83
dlamch
double precision function dlamch(CMACH)
DLAMCH
Definition: dlamch.f:70