This presentation is designed to guide new users through the basics of interacting with and programming software MATLAB, but it also presents several techniques that are more important and advanced, including how to overcome the kinds of common problems in scientific computing. It can be used as a primary text for a short course, as a companion book for numerical computation programs, or for self-study. Contents: List of Figures, List of Tables: Introduction, Chapter 1: Introduction, Chapter 2: Arrays and Matrices, Chapter 3: Script and Function; Chapter 4: More on Functions, Chapter 5: Graphs, Chapter 6: Advanced Techniques, Chapter 7 : Scientific Computing, Closing; Index.