Mathematicians Of The Day

19th April

On this day in 1760, Euler wrote the first of 263 letters to Princess Charlotte Ludovica Luisa, later collected as Letters to a German Princess. In the first letter Euler promised to produce:-
... examples of the smallest as well as the greatest extensions of matter actually discoverable in the system of the universe.

Click on for a poster.

Quotation of the day

From Charles S Peirce
The one [the logician] studies the science of drawing conclusions, the other [the mathematician] the science which draws necessary conclusions.
Quoted in J R Newman, The World of Mathematics (New York 1956).