Mathematicians Of The Day
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.
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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.