title: How to add text to an arrow in GnuPlot
body: <p>Is it possible to add text to an arrow in gnuplot?</p>
  
  <p>Lets say I draw an arrow:</p>
  
  <pre><code>set arrow from 0,0 to 1,1 head
  plot(x)
  </code></pre>
  
  <p>Is it possible to attach this arrow some text ?</p>
  
  <p>Thanks</p>