VDM '91. Formal Software Development Methods. 4th International Symposium of VDM Europe, Noordwijkerhout, the Netherlands, October 21-25, 1991. Procee (Lecture Notes in Computer Science)

by VDM '91 (1991 Noordwijkerhout, Netherlands), Netherlands) Vdm 9 (1991 Noordwijkerhout, S. Prehn

"The proceedings of the fourth Vienna Development Method Symposium, VDM '91, are published here in two volumes. Previous VDM symposia were held in 1987 (LNCS 252), 1988 (LNCS 328), and 1990 (LNCS 4…