**James Joseph Sylvester** born on September 3, 1814 in London, England. He died on March 15, 1897 also in London.

English mathematician, was the first to use the term matrix to indicate a rectangular table of numbers. He was a friend of the English mathematician Arthur Cayley (1821 + 74 = 1895), with whom he developed Mathematical Algebra.

In particular he used matrix theory to study high dimension geometry. He also contributed to the creation of the theory of elemental dividers of lambda matrices.

After De Morgan, who was the first president of the London Mathematical Society, Sylvester became the second president of that society.