Petri net language developed by Charles Lakos
token types are
classes. In other words, they consist of
both data fields and functions, they can be declared by
inheriting from other token types, and they can be used
polymorphically. The object-oriented extensions also mean
that module or subnet types are classes.
LOOPN has been developed over a period of about five years at
the University of Tasmania, where it has been used in teaching
computer simulation and the modelling of
network(2000-09-02)