This book serves as a comprehensive technical guide for experienced programmers and scientists seeking to master the Fortran 77 language for large-scale numerical and engineering applications. The authors, Michael Metcalf and John Reid, leverage their extensive background in high-energy physics and their direct involvement with the X3J3 Fortran standardization committee to provide a rigorous and authoritative reference. The text focuses on practical implementation, offering a structured framework for writing efficient, portable, and well-documented code in a scientific computing environment.

Experts recognize this text as a foundational resource for professionals working in numerical computing and engineering. Readers frequently note the clarity of the prose and the practical utility of the advice provided by authors with deep institutional knowledge of the language standards.