-
The Mysterious History of the Ellipsis, From Medieval Subpuncting to Irrational Numbers slate.com/blogs/lexicon_valley/2016/08/17/the_ellipsis_in_medieval_manuscripts_how_subpuncting_in_the_middle_ages.html?utm_content=buffer10a48&utm_medium=social&utm_source=twitter.com&utm_campaign=buffer