title: labeling a plot in increments of pi
body: <blockquote>
    <p><strong>Possible Duplicate:</strong><br>
    <a href="https://stackoverflow.com/questions/7132794/how-to-choose-the-numbers-shown-on-the-axes-of-a-plot-in-mathemetica">How to choose the numbers  shown on the axes of a plot in mathemetica?</a>  </p>
  </blockquote>
  
  
  
  <p>How can I create a plot of a function where the scale will show things in terms of pi (or any other constant for that matter)?</p>
  
  <p>i.e. under the ticks in the axis it will show 0, pi/2, pi/4 etc.</p>