求Richard Wangner ,Henri Poincare,Descartes的英文介绍

Henri Poincaré

Jules Henri Poincaré (29 April 1854 – 17 July 1912) (IPA: [ˈʒyl ɑ̃ˈʁi pwɛ̃kaˈʁe][1]) was a French mathematician and theoretical physicist, and a philosopher of science. Poincaré 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.

As a mathematician and physicist, he made many original fundamental contributions to pure and applied mathematics, mathematical physics, and celestial mechanics. He was responsible for formulating the Poincaré conjecture, one of the most famous problems in mathematics. In his research on the three-body problem, Poincaré became the first person to discover a chaotic deterministic system which laid the foundations of modern chaos theory. He is considered to be one of the founders of the field of topology.

Poincaré introduced the modern principle of relativit