books.google.com.au - Applied Optimal Design Mechanical and Structural Systems Edward J. Haug & Jasbir S. Arora This computer-aided design text presents and illustrates techniques for optimizing the design of a wide variety of mechanical and structural systems through the use of nonlinear programming and optimal control theory....http://books.google.com.au/books/about/Metal_fatigue_in_engineering.html?id=mbxRAAAAMAAJ&utm_source=gb-gplus-shareMetal fatigue in engineering