Why Homer's Chalkboard Equations on the Simpsons Are Remarkable

...the second line on Homer's blackboard is perhaps the most interesting, as it contains the following equation: 3,98712 + 4,36512 = 4,47212 The equation appears to be innocuous at first sight, unless you know something about the history of mathematics, in which case you are about to smash up your slide rule in disgust. For Homer seems to have achieved the impossible and found a solution to the notorious mystery of Fermat's last theorem!