One thing I always missed in desktop calculators is RPN Reverse Polish Notation. Finally a real calculator for RPN users. Get "galculator" from http://dag.wieers.com/rpm/packages/?M=D one of 4,000 apps. Some have dependency problems with a little work can be resolved.
I have been working on a scheme to analyze wind data and have been using fft from "Numerical Recipes". Need to change a lot of data from time domain to frequency domain for power spectral density. What am I looking for ? Currently a C5 and the characteristic CF6 engine whine and then other atmospheric phenomena. Larry Linder
