Mathc matrices/c12fn16
Installer et compiler ces fichiers dans votre répertoire de travail.
ccn3g.c |
---|
/* ------------------------------------ */
/* Save as : ccn3g.c */
/* ------------------------------------ */
#include "v_a.h"
/* ------------------------------------ */
#define FACTOR_E +1.E-0
/* ------------------------------------ */
void fun(int r,int c)
{
double **A = r_mR(i_mR(r,c),9.);
double **Pinv = i_mR(c,r);
double **Ide = i_mR(r,r);
clrscrn();
printf(" Copy/Past into the octave windows \n\n\n");
p_Octave_mR(A,"A",P2);
printf("pinv(A)\n\n\n");
stop();
clrscrn();
printf(" PseudoInverse = V * invS_T * U_T ");
pseudo_Cn_mR(A,Pinv,FACTOR_E);
pE_mR(Pinv,S12,P4,C10);
printf(" Ide = A * PseudoInverse ");
mul_mR(A,Pinv,Ide);
p_mR(Ide,S10,P6,C10);
f_mR(A);
f_mR(Pinv);
f_mR(Ide);
}
/* ------------------------------------ */
int main(void)
{
time_t t;
srand(time(&t));
int i;
do
{
i = rp_I(R3)+R1;
fun(i,i+C3);
} while(stop_w());
return 0;
}
/* ------------------------------------ */
/* ------------------------------------ */
Exemple de sortie écran :
------------------------------------
Copy/Past into the octave windows
A=[
-1.00,-8.00,-4.00,+9.00,-5.00,+1.00,-5.00;
+5.00,+1.00,-1.00,-5.00,-8.00,-3.00,+6.00;
+9.00,+2.00,-7.00,+1.00,+9.00,-8.00,-3.00;
+2.00,+4.00,+9.00,+6.00,-4.00,-6.00,+4.00]
pinv(A)
Press return to continue.
------------------------------------
PseudoInverse = V * invS_T * U_T
+7.9922e-03 +3.4755e-02 +3.4716e-02 +7.5562e-03
-3.7185e-02 -9.7819e-03 +4.9965e-03 +1.8615e-02
-2.3415e-02 -2.9148e-02 -2.3232e-02 +4.4843e-02
+4.1020e-02 -3.0994e-02 +9.8942e-03 +4.2575e-02
-3.3286e-02 -5.4933e-02 +2.4241e-02 -6.2882e-03
-5.6207e-03 -1.4141e-02 -3.2386e-02 -3.1389e-02
-1.7374e-02 +2.8334e-02 -9.2607e-03 +9.4748e-03
Ide = A * PseudoInverse
+1.000000 -0.000000 +0.000000 -0.000000
-0.000000 +1.000000 -0.000000 -0.000000
-0.000000 +0.000000 +1.000000 +0.000000
+0.000000 -0.000000 -0.000000 +1.000000
Press return to continue
Press X to stop