In its third revised and extended edition the book offers an overview of the techniques used to solve problems in fluid mechanics on computers‎.‎ The authors describe in detail the most often used techniques‎.‎ Included are advanced techniques in computational fluid dynamics‎,‎ such as direct and large‎-eddy simulation of turbulence‎.‎ Moreover‎,‎ a new section deals with grid quality and an extended description of discretization methods has also been included‎.‎ Common roots and basic principles for many apparently different methods are explained‎.‎ The book also contains a great deal of practical advice for code developers and users‎.‎