pi
pi
Ferdinand Lindemann.
Lindemann
Squaring the circle was proven to be impossible by the German mathematician Ferdinand Lindemann in 1882.
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pi
Ferdinand von Lindemann proofed that the number Pi is transcendental.
Hermite proved that "e" is transcendental, but it was Ferdinand Lindemann who proved that "pi" is transcendental.
Ferdinand Lindemann.
Carl Louis Ferdinand von Lindemann proved in 1882 that pi is transcendental.
pi.
Ferdinand Lindemann.
Ferdinand Lindemann.
Ferdinand von Lindemann
Ferdinand von Lindemann, in 1882 happy pi day!
The German mathematician Ferdinand von Lindemann.