Mathc initiation/000j

Sommaire

Installer et compiler ces fichiers dans votre répertoire de travail.

	c00d.c

/* --------------------------------- */
/* save as  c00d.c                   */
/* --------------------------------- */
#include  "x_hfile.h"
#include       "fd.h"
/* --------------------------------- */
int main(void)
{
CTRL_splot  w;
            w.xmin = -5.0; w.xmax = +5.0;
            w.ymin = -5.0; w.ymax = +5.0;
             
tvalue ft;
       ft.min   = -5.; 
       ft.max   = +5.;  
       ft.step  =  .1;
       
tvalue gt;
       gt.min   = -5.; 
       gt.max   = +5.;  
       gt.step  =  .1;       

         G_fgab_2d( w,
                    ft,f,feq,
                    gt,g,geq);

 clrscrn();
 
 printf(" Draw the functions   y = %s(x),   y = %s(x)\n\n"
        " ... load \"a_main.plt\" ... with gnuplot.\n\n\n",
          feq,geq);

 stop();

 return 0;
}
/* --------------------------------- */
/* --------------------------------- */

Dessiner une fonction et son inverse

Exemple de sortie écran :

 Draw the functions   y = exp(x),   y = ln(x)

 ... load "a_main.plt" ... with gnuplot.


 Press return to continue.