diff options
Diffstat (limited to '2.3-1/src/c/matrixOperations/hilb/testHilbert.c')
-rw-r--r-- | 2.3-1/src/c/matrixOperations/hilb/testHilbert.c | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/2.3-1/src/c/matrixOperations/hilb/testHilbert.c b/2.3-1/src/c/matrixOperations/hilb/testHilbert.c new file mode 100644 index 00000000..2dab1a01 --- /dev/null +++ b/2.3-1/src/c/matrixOperations/hilb/testHilbert.c @@ -0,0 +1,112 @@ +/* + * Scilab ( http://www.scilab.org/ ) - This file is part of Scilab + * Copyright (C) 2008-2008 - INRIA - Allan SIMON + * + * This file must be used under the terms of the CeCILL. + * This source file is licensed as described in the file COPYING, which + * you should have received as part of this distribution. The terms + * are also available at + * http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt + * + */ + +#include <stdlib.h> +#include <stdio.h> +#include <assert.h> +#include <math.h> +#include "hilb.h" + +#define SIZE 6 + +static void shilbaTest ( void ){ + + int i = 0 ; + int j = 0 ; + + + float Result[] = + {36.0f,-630.0f,3360.0f,-7560.0f,7560.0f,-2772.0f, +-630.0f,14700.0f,-88200.0f,211680.0f,-220500.0f,83160.0f, +3360.0f,-88200.0f,564480.0f,-1411200.0f,1512000.0f,-582120.0f, +-7560.0f,211680.0f,-1411200.0f,3628800.0f,-3969000.0f,1552320.0f, +7560.0f,-220500.0f,1512000.0f,-3969000.0f,4410000.0f,-1746360.0f, +-2772.0f,83160.0f,-582120.0f,1552320.0f,-1746360.0f,698544.0f}; + + + + float out[SIZE*SIZE] ; + shilba ( out , SIZE ) ; + + for (i = 0 ; i < SIZE ; i++) + { + printf ("\n\t" ) ; + for ( j = 0 ; j < SIZE; j++) + printf ("%e\t" , out[i + j*SIZE] ); + + } + + for ( i = 0 ; i < SIZE*SIZE ; i++ ) + { + assert ( fabs ( out[i] - Result[i] ) / fabs( out[i]) < 1e-06 ) ; + } + + printf ("\n\n" ) ; +} + +static void dhilbaTest ( void ){ + + int i = 0 ; + int j = 0 ; + + double Result[] = +{36,-630,3360,-7560,7560,-2772, +-630,14700,-88200,211680,-220500,83160, +3360,-88200,564480,-1411200,1512000,-582120, +-7560,211680,-1411200,3628800,-3969000,1552320, +7560,-220500,1512000,-3969000,4410000,-1746360, +-2772,83160,-582120,1552320,-1746360,698544} +; + + + double out[SIZE*SIZE] ; + + dhilba ( out , SIZE ) ; + + for (i = 0 ; i < SIZE ; i++) + { + printf ("\n\t" ) ; + for ( j = 0 ; j < SIZE; j++) + printf ("%e\t" , out[i + j*SIZE] ); + + } + + + for ( i = 0 ; i < SIZE*SIZE ; i++ ) + { + assert ( fabs ( out[i] - Result[i] ) / fabs( out[i]) < 1e-16 ) ; + } + + printf ("\n\n" ) ; +} + + + +static int testHilbert(void) { + + printf("\n>>>>Hilbert's Matrix Tests\n"); + + printf("\n\t>>> Float Test\n"); + shilbaTest(); + + printf("\n\t>>> Double Test\n"); + dhilbaTest(); + + return 0; +} + + + +int main(void) { + assert(testHilbert() == 0); + return 0; +} |