17 Jul
2015
17 Jul
'15
10:05 a.m.
The essay is now live, at https://mathenchant.wordpress.com/2015/07/15/the-lessons-of-a-square-wheeled... . (I removed the calculations that initially gave me trouble; I eventually got them to come out right, but I couldn't muster much enthusiasm for them, so I figured my readers wouldn't either.) Comments are welcome, especially those that I might be able to apply in future columns. The intended audience is the sort of people who read Martin Gardner's column. Jim Propp