Fortran 90 Tutorial (PDF) is a comprehensive guide to learning the programming language Fortran 90. This book is aimed at beginners and experienced programmers alike, who wish to learn or refresh their knowledge of Fortran 90. The book is presented in a clear and concise manner, making it easy for readers to follow along.

Fortran 90 is a high-level programming language that has been around for over six decades. It is still widely used in the scientific and engineering communities, particularly in the fields of physics, chemistry, and aerospace. This is due to its ability to handle complex mathematical computations and its efficient use of memory.

The book is divided into chapters that cover all aspects of the Fortran 90 language, from basic syntax to advanced programming concepts. Each chapter contains a series of exercises that allow readers to practice what they have learned. The exercises are accompanied by fully-worked solutions, making it easy for readers to check their progress.

One of the major advantages of Fortran 90 is its support for array operations. The book devotes an entire chapter to this topic, explaining how to manipulate arrays in a variety of ways. Other important topics covered include control structures, input/output operations, and subprograms.

In addition to the core Fortran 90 language, the book also covers some of the extensions that have been added to the language over the years. These include the Fortran 90 intrinsic functions and the Fortran 90 standard library.

The book is presented in PDF format, making it easily accessible to readers. It can be read on any device that supports PDFs, including smartphones, tablets, and computers. The PDF format also allows readers to search for specific topics within the book, making it an invaluable reference tool.

In conclusion, Fortran 90 Tutorial (PDF) is an excellent resource for anyone looking to learn or refresh their knowledge of the Fortran 90 programming language. Its clear and concise presentation, along with its comprehensive coverage of the language, make it an invaluable tool for both beginners and experienced programmers alike.