A revised textbook for introductory courses in numerical methods, MATLAB and technical computing, which emphasises the use of mathematical software.

The first email was sent less than forty years ago; by 2011, there will be 3.2 billion users. John Freeman's history of correspondence reveals how changing methods of communication have eroded the great distances between us. This fascinating and engaging history of how we communicate will make you view your inbox in a whole new light.

The computer has in many respects become so common that it largely disappears from view. This book shows how changes in attitudes have been reflected in the physical design of the computer, and the ways in which the computer has been represented and promoted by manufacturers in advertising media.