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): Akiyama Saneyuki • Alvin Sargent • Charles Mann (American football) • David Cassidy • Elizaveta Kulichkova • Felice Giardini • Heinz Schneiter • Jonathan Pitroipa • Josh McCrone • Lionel Carole • Marcello Lippi • Martin Lister • Matteo Berrettini • Mihai Stoica • Olga Kotlyarova • Otto Fritz Meyerhof • Simon Kapwepwe • Svetlana Lapina

Born in the same month (April 1852): Alexander Greenlaw Hamilton • Cap Anson • Edwin Austin Abbey • Frank Winfield Woolworth • Franz Eckert • Talbot Baines Reed • Will Crooks • Émile Billard