1. D

    TI-89 PDF to Notefolio converter

    Anyone have a program or way to convert a PDF file to the TI-89 Notefolio format? Any help would be appreciated :)
  2. M

    RGBHEX Converter

    This new calculator including shortcut commands converts RGB to HEX and HEX to RGB. Shortcut examples are r:100,g:140,b:220 and #CCCCCC I'm aware that there are quite a few converters out there, but none of them show the math, which is why I created this one. I've also added the shortcuts so...
  3. M

    Binary Notation<-->Number Converter

    I put together a binary notation to decimal converter as well as a decimal to binary calculator. Similar to the Roman Numeral lesson, I've built the math work step by step to show each piece of the binary notation constructed or deconstructed. It is located on the "Other Calculations" page...
  4. M

    Roman Numeral<-->Number Converter

    I've put together a conversion calculator for positive integers less than 4,000. The calculator will either convert a number to an appropriate Roman Numeral or convert a Roman Numeral with a positive numeric value less than 4,000 back to a number. Let me preface this by saying I'm aware of...