books.google.com - This volume concludes the second edition of the standard text on design theory. Since the first edition there has been extensive development of the theory and this book has been thoroughly rewritten to reflect this. In particular, the growing importance of discrete mathematics to many parts of engineering...http://books.google.com/books/about/Design_Theory.html?id=VfVh8VaGGeYC&q=notation&utm_source=gb-gplus-shareDesign Theory: