books.google.com - Not to be confused with the philosophy of mathematics, mathematical philosophy is the structured set of rules that govern all existence. Or, in a word: logic. While this branch of philosophy threatens to be an intimidating and abstract subject, it is one that is surprisingly simple and necessarily sensible,...http://books.google.com/books/about/Introduction_to_Mathematical_Philosophy.html?id=WQ7tnG07_68C&q=upper+section&utm_source=gb-gplus-shareIntroduction to Mathematical Philosophy

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## Introduction to Mathematical PhilosophyBy Bertrand Russell |