File: plotting.xp

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epix 1.2.22-2
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/* -*-ePiX-*- */
#include "epix.h"
using namespace ePiX;

double f(double x)
{
  return 0.75*Sin(x) - 0.25*Sin(2*x);
}

int main()
{
  picture(P(-2,-1),P(2,1), "5x1in");

  begin();

  h_axis(16);
  v_axis(4);

  h_axis_labels(4, P(0,-4), b); // shift labels down 4pt, align below

  revolutions(); // set angle units
  red();
  plot(f, xmin(), xmax(), 120); // use 120 intervals

  end();
}