Christopher Mitchell

Christopher Mitchell is a PhD candidate and a recognized leader in the TI-83+/TI-84+ programming community. He hosts discussions and collaboration on calculator programs and projects at his website, Cemetech.

books by Christopher Mitchell

Using the TI-84 Plus, Second Edition

  • June 2015
  • ISBN 9781617293153
  • 376 pages
  • printed in black & white

With so many features and functions, the TI-84 Plus graphing calculator can be a little intimidating. But fear not if you have this book in your hand! In it you'll find terrific tutorials ranging from mastering basic skills to advanced graphping and calculation techniques, along with countless examples and exercises that let you learn by doing.

Using the TI-84 Plus, Second Edition starts by making you comfortable with the screens, buttons, and special vocabulary you'll use every time you fire up the TI-84 Plus. Then, you'll master key features and techniques while you tackle problems just like the ones you'll see in your math and science classes. You'll even get tips for using the TI-84 Plus on the SAT and ACT math sections!

Programming the TI-83 Plus/TI-84 Plus

  • September 2012
  • ISBN 9781617290770
  • 352 pages
  • printed in black & white

Programming the TI-83 Plus/TI-84 Plus teaches universal programming concepts and makes it easy for students, teachers, and professionals to write programs for the world's most popular graphing calculators. This friendly tutorial guides you concept-by-concept, immediately immersing you in your first programs. It introduces TI-BASIC and z80 assembly, teaches you tricks to slim down and speed up your programs, and gives you a solid conceptual base to explore other programming languages.