RootM is an RPN scientific calculator for the Palm OS that natively support computations containing imaginary numbers. This means that sqrt(-1) or asin(2) are valid computations, producing complex results. Complex numbers can be entered in real/imag format or mag/phase format in a straightforward way. Quickly switch between real/imag and phasor (mag/phase) displays
One Plus One - Professional scientific and financial calculator. One Plus One has all the features you need: natural calculator input, 80 functions including time value of money (TVM) and number base conversions, 20 memory registers, graffiti input, and double precision accuracy. Extensive documentation is available for reading or download from the Creative Creek site
MathU Calculator - Professional RPN scientific and financial calculator. Now with Bonus Skins! MathU has enough features to replace your standalone calculators: natural calculator interface, 80 functions including time value of money (TVM) and number base conversions, 20 memory registers, graffiti input, and double precision accuracy
