Revisiting the TI81

10062019, 03:15 PM
Post: #1




Revisiting the TI81
The TI81 is not quite as feature full as the HP 28C, however it was the calculator that got me into graphing calculators.
Part 1: (10/5/19) Differences between the TI81 and TI84 Plus Binary/Decimal Conversions Quadratic Equation http://edspi31415.blogspot.com/2019/10/f...arti.html Part 2: (10/6/19) Decimal to Fraction Simple Logistic Regression Confidence Interval Fresnel Polarization Hyperbolic Circles http://edspi31415.blogspot.com/2019/10/f...rtii.html 

11212019, 05:43 AM
Post: #2




RE: Revisiting the TI81
I remember it fondly. Bought it at the end of 1991 and wrote a program to convert matrices to reduced row echelon for my Linear Algebra class in university. Still have it and use it.


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