APL code for Darvas Boxes

This is a discussion on APL code for Darvas Boxes within the APL forums in Programming Languages category; Does anybody have some free APL code for the Darvas Box state- machine ? Many websites talk about it as being complicated ... which I rather doubt. Just curious.... rather than (again) having to re-invent another wheel ! PS: The other 15 Financial Indicators ( older post of mine ) that I had to pgm myself as to lack of feedback were a doddle in APL - ca. 1 day. ( that 1 day included reading the specs, comparing to online sources, creating the 15 1-2 liners of APL , creating output as graphics etc. etc ... )...