PANON A family of pattern-directed string processing languages based on {generalised Markov algorithm}s. PANON-1 is based on {simple generalised Markov algorithm}s and PANON-2 on {conditional functional generalised Markov algorithm}s. ["String Processing Languages and Generalized Markov Algorithms", A. C. Forino, Proc IFIP Working Conf on Symb Manip Languages, pp.141-206, Amsterdam 1968].