Mathc initiation/a141
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/* --------------------------------- */
/* save as fa.h */
/* --------------------------------- */
double f(
double t)
{
return( exp(t)*cos(t) );
}
char feq[] = "exp(t)*cos(t)";
/* --------------------------------- */
double g(
double t)
{
return( exp(t));
}
char geq[] = "exp(t)";
/* --------------------------------- */
double h(
double t)
{
return( exp(t)*sin(t));
}
char heq[] = "exp(t)*sin(t)";
/* --------------------------------- */
void axe_3d(void)
{
FILE *fp;
fp = fopen("draw_axe","w");
fprintf(fp,"\n");
fprintf(fp," 300.000 0.000 0.000\n");
fprintf(fp," -0.000 0.000 0.000\n");
fprintf(fp," 0.000 0.000 0.000\n");
fprintf(fp," 0.000 300.000 0.000\n");
fprintf(fp," 0.000 -0.000 0.000\n");
fprintf(fp," 0.000 0.000 0.000\n");
fprintf(fp," 0.000 0.000 300.000\n");
fprintf(fp," 0.000 0.000 -0.000\n");
fprintf(fp,"\n");
fclose(fp);
}
/* --------------------------------- */
/* --------------------------------- */
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/* --------------------------------- */
/* save as fb.h */
/* --------------------------------- */
double f(
double t)
{
return( 6*t );
}
char feq[] = "6*t";
/* --------------------------------- */
double g(
double t)
{
return( 3*t*t);
}
char geq[] = "3*t**2";
/* --------------------------------- */
double h(
double t)
{
return( t*t*t );
}
char heq[] = "t**3";
/* --------------------------------- */
void axe_3d(void)
{
FILE *fp;
fp = fopen("draw_axe","w");
fprintf(fp,"\n");
fprintf(fp," 10.000 0.000 0.000\n");
fprintf(fp," -10.000 0.000 0.000\n");
fprintf(fp," 0.000 0.000 0.000\n");
fprintf(fp," 0.000 10.000 0.000\n");
fprintf(fp," 0.000 -10.000 0.000\n");
fprintf(fp," 0.000 0.000 0.000\n");
fprintf(fp," 0.000 0.000 10.000\n");
fprintf(fp," 0.000 0.000 -10.000 \n");
fprintf(fp,"\n");
fclose(fp);
}
/* --------------------------------- */
/* --------------------------------- */
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