Ferdinand von Lindemann
Carl Louis Ferdinand von Lindemann was a German mathematician, noted for his proof, published in 1882, that π (pi) is a transcendental number, meaning it is not a root of any polynomial with rational coefficients.
12 April 1852
Born on the same birth day (12 April): Anne of Austria, Landgravine of Thuringia • Antoine Laurent de Jussieu • Armen Alchian • Christos Iakovou • David Cassidy • Elspet Gray • George Robertson, Baron Robertson of Port Ellen • Guido Rodríguez • Gustaf Cederström • Hardy Krüger • Jean-Pierre Marielle • Marcello Lippi • Otto Fritz Meyerhof • Peter Safar • Ádám Hanga
Born in the same month (April 1852): Alexander Greenlaw Hamilton • Cap Anson • Frank Winfield Woolworth • Franz Eckert • Talbot Baines Reed • Will Crooks • Émile Billard