edu.emory.mathcs.csparsej.tdouble

Class Dcs_norm

java.lang.Object

edu.emory.mathcs.csparsej.tdouble.Dcs_norm

public class Dcs_norm
extends java.lang.Object

Sparse matrix 1-norm.

Constructor Summary

Constructors

Constructor and Description
Dcs_norm()

Method Summary

Modifier and Type	Method and Description
static double	cs_norm(Dcs_common.Dcs A) Computes the 1-norm of a sparse matrix = max (sum (abs (A))), largest column sum.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Dcs_norm

public Dcs_norm()

Method Detail

cs_norm

public static double cs_norm(Dcs_common.Dcs A)

Computes the 1-norm of a sparse matrix = max (sum (abs (A))), largest column sum.

Parameters:

A - column-compressed matrix

Returns:

the 1-norm if successful, -1 on error