DZNRM2(1) BLAS routine DZNRM2(1)NAME
DZNRM2 - returns the euclidean norm of a vector via the function name,
so that DZNRM2 := sqrt( conjg( x' )*x ) Further Details
=============== -- This version written on 25-October-1982
SYNOPSIS
DOUBLE PRECISION FUNCTION DZNRM2(N,X,INCX)
INTEGER INCX,N
DOUBLE COMPLEX X(*)
PURPOSE
DZNRM2 returns the euclidean norm of a vector via the function name, so
that
Modified on 14-October-1993 to inline the call to ZLASSQ.
Sven Hammarling, Nag Ltd.
BLAS routine November 2008 DZNRM2(1)