It was big news when Texas Instruments revealed it would finally upgrade one of its best-loved graphing calculators with a color screen next year, in large part because graphing calculators are ...

In the beginning, Texas Instruments found a solid formula to produce a graphing calculator. The TI-81, the first of Texas Instrument's graphing calculators, was released in 1990, and had a 2MHz ...

It’s been a very long time since I last used a Texas Instruments graphing calculator. I thought it was cool to write programs on the TI-80 I used in college. It seems that in the time since, things ...