Science and Method Henri Poincar Translated by George Bruce Halsted Jules Henri Poincar 29 April 1854 - 17 July 1912, was a French mathematician, theoretical physicist, engineer, and a philosopher of science. He is often described as a polymath, and in mathematics as The Last Universalist by Eric Temple Bell, since he excelled in all fields of the discipline as it existed during his lifetime. I bring together here...