/* -*-ePiX-*- */
#include "epix.h"
using namespace ePiX;

double f(double t)
{
  return exp(-t*t);
}

int main()
{
  picture(P(-2, 0), P(2, 1.5), "4 x 1.5in");

  begin();
  P O(0, 0), pA(0, 1);

  bold();
  line(P(xmin(), 0), P(xmax(), 0));
  line(P(0, ymin()), P(0, ymax()));

  plot(f, xmin(), xmax(), 60);

  label(O, P(0, -4), "$O$", b);

  label(P(xmin(), 0), P(0, -4), "$X'$", b);
  label(P(xmax(), 0), P(0, -4), "$X$", b);

  label(P(0, ymax()), P(-2, 0), "$Y$", l);

  label(pA, P(-2, 2), "$A$", tl);

  tikz_format();
  end();
}