... system of the modern mathematician:. . . all the different fields of mathematics are as inseparable as the different parts of a living organism; as a living organism mathe-matics has to be permanently ... Einstein’sgeneral theory of relativity. The theory of strings, which is a fairly new set of ideas that may replace the classical atomic theory, 10has been an excitingand fundamental part of physics ... willever find a counterexample, nor ever gainsay that particular mathematicalfact.It should not be thought that the generation of mathematical proofs ismechanical. Far from it. A mathematician discovers...