3 ms·

Let’s not forget Robert Recorde’s[1] sign for equality, a pair of parallel horizontal line segments. He revolutionized notation. It’s hard to overstate the impo

by User23 5y ago

Let’s not forget Robert Recorde’s[1] sign for equality, a pair of parallel horizontal line segments. He revolutionized notation. It’s hard to overstate the importance of the equation. [1] https://en.m.wikipedia.org/wiki/Robert_Recorde https://en.m.wikipedia.org/wiki/Robert_Recorde

mjd 5y ago
https://blog.plover.com/math/recorde.html https://blog.plover.com/math/recorde.html
- jciochon 5y ago
  Really cool post, thanks for sharing!