GRASS GIS 8 Programmer's Manual 8.4.1(2025)-45ca3179ab
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eigval.c
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1/* eigval.c CCMATH mathematics library source code.
2 *
3 * Copyright (C) 2000 Daniel A. Atkinson All rights reserved.
4 * This code may be redistributed under the terms of the GNU library
5 * public license (LGPL). ( See the lgpl.license file for details.)
6 * ------------------------------------------------------------------------
7 */
8#include <stdlib.h>
9#include "ccmath.h"
10void eigval(double *a, double *ev, int n)
11{
12 double *dp;
13
14 dp = (double *)calloc(n, sizeof(double));
15 house(a, ev, dp, n);
16 qreval(ev, dp, n);
17 free(dp);
18}
int qreval(double *eval, double *ud, int n)
Definition qreval.c:9
void house(double *a, double *d, double *ud, int n)
Definition house.c:10
void eigval(double *a, double *ev, int n)
Definition eigval.c:10