IngCalc is a powerful scientific calculator
In IngCalc you can use:
* Typical operations +, -, *, /, ^
* Trig. functions in degrees and radians
* Many other math. functions
* Shows the equation and result history
* Define variables like x, y, x1, ...
* Define function like f(x)=...
* Allows numbers in decimal and E-notation
* Change precision and text ...