RPNcalc-12c 2.1

The RPNcalc-12c is a full featured financial and business RPN calculator.
Main features:
- Display: Fixed number format, Scientific number format and Status annunciators.
- Statistical: Mean standard deviation of 2 variables, Summation, Linear regression, Correlation coefficient and Factorial.
- Depreciation: Straight line, Sum of the years digits and Declining balance.
- Bonds and calendar functions: Bond price, Bond yield and Date arithmetic / calendar functions.