Thu, 21 Aug 2014 15:10:53 +0100 added handout
Christian Urban <christian dot urban at kcl dot ac dot uk> [Thu, 21 Aug 2014 15:10:53 +0100] rev 227
added handout
Fri, 18 Apr 2014 21:05:07 +0100 updated so that it works with more recent versions of Ruby
Christian Urban <christian dot urban at kcl dot ac dot uk> [Fri, 18 Apr 2014 21:05:07 +0100] rev 226
updated so that it works with more recent versions of Ruby
(0) -100 -30 -10 -2 +2 +10 +30 +100 +300 tip