 Calc4M Calc4M is a calculator for mobile phones. It is configurable and contains most of the normal functions such as trigonometric and logarithmic functions, conversions, constants, memories and binary and hexadecimal notation   TVH72g Graphing Calculator TVH72g Graphing Calculator  TVH72g Graphing Calculator is a lowcost introductory & disposable graphing calculator for the educational use of schools and students who may have difficulty, are unable or may not wish to acquire a standalone featureladen graphing calculator   PowerfulXcalculator About
I have written this calculator with 2d and 3d plot function as student project   Frink Frink  Frink is a programming language and calculating tool designed to help you make realworld calculations.
Frink is different than other calculating tools in that it tracks units of measure through all calculations. Thus, you can add feet and meters, multiply by grams, divide by pounds, and Frink does the right thing through all calculations   Calculator Sains Calculator Sains 

