dznrm2.f File Reference

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Functions/Subroutines
double precision function	dznrm2 (N, X, INCX)
	DZNRM2 More...

Function/Subroutine Documentation

double precision function dznrm2	(	integer	N,
		complex*16, dimension(*)	X,
		integer	INCX
	)

DZNRM2

Purpose:

 DZNRM2 returns the euclidean norm of a vector via the function
 name, so that

    DZNRM2 := sqrt( x**H*x )

Author

Univ. of Tennessee

Univ. of California Berkeley

Univ. of Colorado Denver

NAG Ltd.

Date

November 2011

Further Details:

  -- This version written on 25-October-1982.
     Modified on 14-October-1993 to inline the call to ZLASSQ.
     Sven Hammarling, Nag Ltd.

Definition at line 55 of file dznrm2.f.

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