J. Billington et C. Janczura, GENERALIZING RESULTS FOR ANY LEGAL INITIAL CONFIGURATION OF A RAILWAYNETWORK, Electronics Letters, 32(24), 1996, pp. 2288-2289
A coloured Petri net model of a railway network with one passing loop
and two trains is analysed [1] to ascertain if desired safety and oper
ational requirements are satisfied. There results are extended to any
legal configuration involving two trains.