<P>One of the leading textbooks on Haskell programming, this third edition is thoroughly revised throughout and includes new material on testing and domain-specific languages and a variety of new examples and case studies, including simple games.</P><BR><UL><LI>Emphasises software engineering principles. </LI><LI>Encourages a disciplined approach to building reusable libraries of software components. </LI><LI>Case studies are used throughout the book to introduce new ideas, illustrate important concepts, and demonstrate how existing techniques work together. Case studies include: <UL><LI>An interactive calculator programme. </LI><LI>A coding and decoding system. </LI><LI>A small queue simulation package.</LI></UL></LI><LI>Companion website contains supporting material (such as visualisation tools and a substantial number of web links) to aid further study. </LI><LI>Appendices contain information on Hugs errors.</LI></UL>