CplxCalPro 

CplxCalPro, CCP, is the most powerful programmable graphicalcalculator for the palm platform.CplxCalPro allows you to perform the most advanced calculations and function graphing without any programming.
calculator adacs cplxcalpro mtrxcal pdacalc electronics dsp graphics programmable matrix college engineering

DreamCalc 3 Financial Calculator 

DreamCalc Pro is a software application which provides a fully featured and convenient alternative to using a separate hand-held financial calculator when you are working on your PC. Because it is software, it runs alongside your other applications.
calculator financial software financial calculator scientific calculator business calculator graphing calculator ytm bonds bond price amortization amortize cash-flow spreadsheet mirr

DreamCalc 3 Scientific Calculator 

DreamCalc is a software application which provides a fully featured and convenient alternative to using a separate hand-held graphing calculator when you are working on your PC. Because it is software, it runs alongside your other applications.
calculator scientific calculator graphing calculator programming plot function plot function plotting engineering calculator engineering software stat