Mathematicians Of The Day

11th July

On this day in 1731, Alexis Clairaut was elected to the French Academy at the age of 18.

Click on for a poster.

Quotation of the day

From Simon Newcomb
Ten decimal places of π are sufficient to give the circumference of the earth to a fraction of an inch, and thirty decimal places would give the circumference of the visible universe to a quantity imperceptible to the most powerful microscope.
Quoted in D MacHale, Comic Sections (Dublin 1993)