How to Perform Calendar Calculations

Learn to calculate the weekday of any given date

A so-called calendrical savant (or calendar savant) is someone who despite their intellectual disability (typically autism) can name the day of the week of a given date, or visa versa in a few seconds or even a tenth of a second (Kennedy & Squire, 2007).

While extremely impressive to behold, calendar calculations are actually very simple to perform and can be learned in less than 30 minutes. This short article will teach you how. Continue reading


Read the full essay in Cantor’s Paradise on Medium