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Mathc initiation/Fichiers h : c39fd

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kg_c.h
/* --------------------------------- */
/* save as  kg_c.h                   */
/* --------------------------------- */
void G_C_2d(
CTRL_splot  w,
double      (*P_f)(double x),
double      x,
char        feq[]
)
{
FILE   *fp;

        fp = fopen("a_main.plt","w");
fprintf(fp," reset\n"
           " set zeroaxis lt 8\n"
           " set grid\n\n"
           " set size ratio -1\n"
           " plot [%0.3f:%0.3f] [%0.3f:%0.3f]\\\n"
           " \"a_r\"    with linespoints lt 16 lw 3,\\\n"
           " \"circle\" with line        lt  7 lw 3,\\\n"
           " %s         with line        lt  6 lw 3\n",
           w.xmin,w.xmax,w.ymin,w.ymax,
           feq);
 fclose(fp);

        fp = fopen("a_r","w");
fprintf(fp," %6.5f   %6.5f\n",h_y_2d((*P_f),x),
                              k_y_2d((*P_f),x));
fprintf(fp," %6.5f   %6.5f\n",x,(*P_f)(x));
             fclose(fp);


}
/* --------------------------------- */
/* --------------------------------- */