Mathematicians Of The Day

11th October



On this day in 1606, Johannes Kepler, having heard of Thomas Harriot's work in natural philosophy from his friend John Erickson wrote to ask Harriot's view on colours, refraction, and causes of the rainbow.

The banknote of one of today's mathematicians at THIS LINK was issued in 2009.

Click on for a poster.


Quotation of the day

From Vito Volterra
Empires die, but Euclid's theorems keep their youth forever.