scsum1.f File Reference

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Functions/Subroutines
REAL function	SCSUM1 (N, CX, INCX)
	SCSUM1

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Function/Subroutine Documentation

REAL function SCSUM1	(	INTEGER	N,
		COMPLEX, dimension( * )	CX,
		INTEGER	INCX
	)

SCSUM1

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Purpose:

 SCSUM1 takes the sum of the absolute values of a complex
 vector and returns a single precision result.

 Based on SCASUM from the Level 1 BLAS.
 The change is to use the 'genuine' absolute value.
 

Parameters:

[in]	N	N is INTEGER The number of elements in the vector CX.
[in]	CX	CX is COMPLEX array, dimension (N) The vector whose elements will be summed.
[in]	INCX	INCX is INTEGER The spacing between successive values of CX. INCX > 0.

Author:

Univ. of Tennessee

Univ. of California Berkeley

Univ. of Colorado Denver

NAG Ltd.

Date:

November 2011

Contributors:

Nick Higham for use with CLACON.

Definition at line 82 of file scsum1.f.