Mathematicians Of The Day

5th December

On this day in 1735, Leonard Euler presented a paper to the St Petersburg Academy giving his solution to the Basel problem: ζ(2)=1n2=π26\zeta(2) = \sum \large\frac 1 {n^{2}} \normalsize = \large\frac {\pi^2}{6}.

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Quotation of the day

From Werner Heisenberg
Qunntum theory provides us with a striking illustration of the fact that we can fully understand a connection though we can only speak of it in images and parables.
Physics and Beyond (New York 1971)