There are a couple of web references available, but since p&f is simply filtered waves/swings -- Art Merriill wrote elegantly on this topic -- why not use the zig-zag function in TTR? jab On Mon, Oct 17, 2011 at 9:05 AM, veepsirtt <veepsirtt at gmail.com> wrote: > Does anyone know of a good point and figure charting tool package in R?