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  Pierre de Fermat: Biography of a Great Thinker - YouTube

  http://www.youtube.com/watch?v=Ij01HGgxnkA

  As a mathematician, Pierre de Fermat is known as the "Prince of Amateurs." He was actually a lawyer, but worked on math as a hobby. He helped found probabili...

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  Number Theory in Science and Communication: With Applications in ... - M.R. Schroeder - Google Books

  http://books.google.de/books?id=y0sZpzpoWjIC&pg=PA67&dq=%22most+irrational+number%22#v=onepage&q=%22most%20irrational%20number%2

  "Number Theory in Science and Communication" is a well-known introduction for non-mathematicians to this fascinating and useful branch of applied mathematics . It stresses intuitive understanding rather than abstract theory and highlights important…

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