Henri Poincaré, French mathematician, physicist, and engineer (born 1854)

Henri Poincaré

French mathematician, physicist and engineer (1854–1912)

Jules Henri Poincaré was a French mathematician, theoretical physicist, engineer, and philosopher of science. He is often described as a polymath, and in mathematics as "The Last Universalist", since he excelled in all fields of the discipline as it existed during his lifetime.…