What Is Mathematics? Expectations" by Charles Dickens. According to Constance Reid, Courant finalized the title after a conversation with Thomas Mann. What Is Mathematics? What Is Mathematics? is a mathematics book written by Richard Courant and Herbert Robbins, published in England by Oxford University Press. It is an introduction to mathematics, intended both for the mathematics student and for the general public. First published in 1941, it discusses number theory, geometry, topology and calculus. A second edition was published in 1996 with an additional chapter on recent progress in mathematics, written by Ian Stewart. The book was based on Courant's course material. Although
Alexandre Freitas (grappler) Alexandre Freitas (grappler) Alexandre Carneiro Monteiro de Freitas commonly known as Alexandre "Soca" Freitas (born September 9, 1972) is a Brazilian grappler, jiu-jitsu competitor and instructor. He is the founder of Soca BJJ "Soca" was born in Rio de Janeiro, Brazil. He was an avid surfer as a child until 1998 when he was introduced to his first Brazilian Jiu-Jitsu class by his brother who was a blue belt at that time at the Gracie Barra Academy. His first instructor was Jean Jacques Machado until he moved to the USA shortly after Soca received his purple belt. Carlos Gracie Jr.