NUMERICAL METHODS IN SCIENCE AND ENGINEERING present an understanding on introduction and the use of numerical methods. The book starts by introducing numerical methods and describing their importance for analyzing engineering problems. The programs are written in MATLAB, Mathematica, Fortran, C and Python, so that readers can use the preferred language for their study. These computer programs can also be modified to use in other courses and research work. This book is ideal for undergraduate and graduate students in mechanical, aeronautical, civil, electrical and chemical engineering as well as scientists.