Graham's number is a very large number, which is often described as the largest number that has ever been seriously used in a mathematical proof. It is an upper bound to the solution of a problem in the branch of mathematics known as Ramsey theory.
Graham's number is even bigger than Moser's number[?], which is another very large number.
All Wikipedia text
is available under the
terms of the GNU Free Documentation License
Search Encyclopedia
Search over one million articles, find something about almost anything!
... returned to popular elections in 1945, but following a military coup d'état in 1964 saw a succession of generals as president, until 1985. Brazil has since returned to a ...