Art:Critical-Path Planning and
E. Kelly Jr.,Morgan
R. Walker, Proceedings of the Eastern Joint
Computer Conference (USA), 1959. This paper
defines the original concepts and calculations
used in CPM scheduling. Both CPM and PERT used
ADM (Activity-on-Arrow) networks and were
developed as mainframe computer applications.
Art:The Origins of Hammocks and
and Ladders are activity types that were
developed in the period 1961 to 1965. This
paper outlines the development of these useful
scheduling assets an differentiates Hammocks
from LOE and Summary activities.
Origins of PDM (Precedence Diagramming Method and AoN)