title: how to put angle brackets in gnuplot labels?
body: <p>I've have simply tried &lt; >, but I almost sure there exist something more beautiful. More "open" let's say. Like the ones here
  <a href="http://en.wikipedia.org/wiki/List_of_mathematical_symbols" rel="nofollow">http://en.wikipedia.org/wiki/List_of_mathematical_symbols</a></p>