Based on a best seller, this book is a complete and thorough presentation of standard Fortran 90 with special applications in science and engineering. This book emphasizes problem- solving and structured program development following basic software engineering principles. Its clear and concise presentation is perfect for readers with no previous programming experience. KEY 30 special Application Sections illustrate problem solving using a variety of interesting engineering and science problems. A four-step problem-solving method is used in each application. A large number of complete programs and sample runs throughout the book illustrate basic programming concepts and demonstrate good structure and style. They are selected from a wide range of areas in engineering, math, and science. Engineers and scientists using standard Fortran 90.