Mathc initiation/a183
Apparence
Installer et compiler ces fichiers dans votre répertoire de travail.
c00d.c |
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/* --------------------------------- */
/* save as c00d.c */
/* --------------------------------- */
#include "x_hfile.h"
#include "fd.h"
/* --------------------------------- */
int main(void)
{
tvalue t;
t.value = 0.5;
t.min = 0.;
t.max = 2.*PI;
t.step = .1;
CTRL_splot p;
p.xmin = -2;
p.xmax = 4;
p.ymin = -3;
p.ymax = 3;
clrscrn();
printf(" f : t-> %s \n", feq);
printf(" g : t-> %s\n\n", geq);
printf(" t = %+.2f \n\n", t.value);
G_Curve_2d(p,
f,g,
t
);
printf(" Draw the point P(f(t),g(t))\n\n"
" ... load \"a_main.plt\" ... with gnuplot.\n\n");
stop();
return 0;
}
/* --------------------------------- */
/* --------------------------------- */
Exemple de sortie écran :
f : t-> (a-b)*cos(t)+b*cos((a-b/b)*t)
g : t-> (a-b)*sin(t)-b*sin((a-b/b)*t)
t = +0.50
Draw the point P(f(t),g(t))
... load "a_main.plt" ... with gnuplot.
Press return to continue.