When a branch of mathematics ceases to interest any but the specialists, it is very near its death, or at any rate… — Andre Weil Copy Share Image
The Theory of Groups is a branch of mathematics in which one does something to something and then compares the result with… — Anonymous Copy Share Image
There is no branch of mathematics, however abstract, which may not some day be applied to phenomena of the real world. — Nikolai Lobachevsky Copy Share Image