On Mar 8, 2:16 pm, farsi... at gmail.com wrote: > >>> 4 / 5.0 > > 0.800000000000000004>>> 0.8 * 5 > > 4.0 > > python 2.6.1 on mac. What the hell is going on here? Pure curiosity prompted me to try the following: >>> 40 / 5.0 8.0 Strange...