Datasets:
Kant1
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French_Wikibooks_articles

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Copy/Past into the octave window.
Ab_free=[
+1.0000,+0.7572,+0.1243,-1.6705,+0.0000,+0.0000;
+0.0000,+1.0000,+0.0000,+0.0000,+1.0000,+0.0000;
+0.0000,+0.0000,+1.0000,+0.0000,+0.0000,+1.0000]
rref(Ab_free.00000001)
Ab_free : zero_below_pivot_gj1Ab_mR(Ab_free,r--);
+1.0000 +0.0000 +0.0000 -1.6705 -0.7572 -0.1243
+0.0000 +1.0000 +0.0000 +0.0000 +1.0000 +0.0000
+0.0000 +0.0000 +1.0000 +0.0000 +0.0000 +1.0000
Press return to continue.
---------------------
b_free :
-1.6705 -0.7572 -0.1243
+0.0000 +1.0000 +0.0000
+0.0000 +0.0000 +1.0000
b_free : free variables
x1 = -1.6705 -0.7572*v -0.1243*w
x2 = +0.0000 +1.0000*v +0.0000*w
x3 = +0.0000 +0.0000*v +1.0000*w
Press return to continue.
Mathc matrices/a118
Application
Installer et compiler ces fichiers dans votre répertoire de travail.
/* ------------------------------------ */
/* Save as : c00a.c */
int main(void)
double ab[RA*(CA+C1)]={
-1888.0, +674.0, -1554.0, -262.0, -1184.0,
+2832.0, -1011.0, +2331.0, +393.0, +1776.0,
-944.0, +337.0, -777.0, -131.0, -592.0,
+69.0, +777.0, -245.0, -51.0, +974.0
double **Ab = ca_A_mR(ab,i_Abr_Ac_bc_mR(RA,CA,Cb));
double **A = c_Ab_A_mR(Ab,i_mR(RA,CA));
double **b = c_Ab_b_mR(Ab,i_mR(RA,Cb));
double **Ab_free = i_Abr_Ac_bc_mR(csize_A_R(Ab),csize_A_R(Ab),Cb+CFV);
double **b_free = i_mR(rsize_R(Ab_free),csize_b_R(Ab_free));
int r;
clrscrn();
printf(" A :");
p_mR(A,S10,P4,C10);
printf(" b :");
p_mR(b,S10,P4,C10);
printf(" Ab :");
P_mR(Ab,S10,P4,C10);
stop();
clrscrn();
printf(" Copy/Past into the octave window.\n\n");
p_Octave_mR(Ab,"Ab",P4);
printf("\n rref(Ab.00000001)\n\n");
printf(" Ab : gj_PP_mR(Ab,NO) :");
gj_PP_mR(Ab,NO);
p_mR(Ab,S10,P4,C10);
stop();
clrscrn();
put_var_mR(Ab,Ab_free);
printf(" Ab_free : put_var_mR(Ab,Ab_free);");
p_mR(Ab_free,S10,P4,C10);
put_freeV_mR(Ab_free);
printf(" Ab_free : put_freeV_mR(Ab_free);");
p_mR(Ab_free,S10,P4,C10);
stop();
clrscrn();
printf(" Copy/Past into the octave window.\n\n");
p_Octave_mR(Ab_free,"Ab_free",P4);
printf("\n rref(Ab_free.00000001)\n\n");
r = rsize_R(Ab_free);
while(r>R1)
zero_below_pivot_gj1Ab_mR(Ab_free,r--);
printf(" Ab_free : zero_below_pivot_gj1Ab_mR(Ab_free,r--);");
p_mR(Ab_free,S10,P4,C10);
stop();
clrscrn();
c_Ab_b_mR(Ab_free,b_free);
printf(" b_free :");
p_mR(b_free,S10,P4,C7);
printf(" b_free : free variables");
p_freeV(b_free,S8,P4);
stop();
f_mR(Ab);
f_mR(Ab_free);
f_mR(b_free);
f_mR(b);
f_mR(A);
return 0;
/* ------------------------------------ */
Exemple de sortie écran :
A :
-1888.0000 +674.0000 -1554.0000 -262.0000
+2832.0000 -1011.0000 +2331.0000 +393.0000
-944.0000 +337.0000 -777.0000 -131.0000
+69.0000 +777.0000 -245.0000 -51.0000
b :
-1184.0000