2022 was a hard year for the world, and for many of the various communities I’m in. But there was still lots of joy in it as well – and as a math geek, I of course found some in the elegant numbers that cropped up throughout the year. Numerically, at least, the days of 2022 held up no matter how upside-down they were at times. And they really added up towards the end. February 2, 2022 brought us the magical palindrome-ambigram-Groundhog Day: written as 2/2/22, the date read the same forwards ...