Calculait 2.0

Calculait is a non-graphing calculator with many functions and conversion constants.
Calculait has a simple built in help file which you access by clicking on the "Notes" button at the top right on the menu bar.

Main Features :
- Date addition, subtraction
- Modular arithmetic.
- Display numbers is fixed or scientific notation.
- Change polar to rectangular coordinates.
- View "history tape" of calculations done in this session.