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LAPACK
3.5.0
LAPACK: Linear Algebra PACKage
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Functions/Subroutines | |
double precision function | dznrm2 (N, X, INCX) |
DZNRM2 More... | |
double precision function dznrm2 | ( | integer | N, |
complex*16, dimension(*) | X, | ||
integer | INCX | ||
) |
DZNRM2
DZNRM2 returns the euclidean norm of a vector via the function name, so that DZNRM2 := sqrt( x**H*x )
-- This version written on 25-October-1982. Modified on 14-October-1993 to inline the call to ZLASSQ. Sven Hammarling, Nag Ltd.