June 2006
Beginner
793 pages
20h 59m
English
Content preview from Quantitative Techniques: Theory and ProblemsBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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EVENT (OR NODE OR CONNECTOR)
The starting and finishing point of an activity or a group of activities are called events. In a network, an event is generally represented by a numbered circle (e.g. 
, 
).
Tail Event – The starting point of an activity is called a tail event because it is connected to the tail of an activity. In a network, tail event is represented by symbol "i".
Head Event – The finishing (or terminal) point of an activity is called a head event because it is connected to the head of an activity. In a network, head event is represented ...
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