It describes the current emphasis on techniques for creating the software and methods to show that the software indeed meets the expectations of the designers and buyers of such software. Main features: - In-depth surveys and tutorials on software development approach. - Renowned author and researcher in the field. - Extensive bibliographies with most chapters. - All chapters focus on issues of software development. - Discussion of high-end computing applications, a topic that is usually not understood by most professional software. - In-depth surveys and tutorials on software development approach. - Renowned author and researcher in the field. - Extensive bibliographies with most chapters. - All chapters focus on issues of software development. - Discussion of high-end computing applications, a topic that is usually not understood by most professional software.