CPM - Critical Path Method
Critical Path Method (CPM) is a method used to estimate the minimum project duration and determine the amount of scheduling flexibility on the logical network paths within the schedule model.*
- ES = Earliest Start
- EF = Earliest Finish
- LS = Latest Start
- LF = Latest Finish
- TF = Total Float = LF – EF (amount allowed before affecting end date)
- FF = Free Float ) = ES2 – EF1 (amount allowed before affecting subsequent task
* From the Glossary of the Project Management Institute, A Guide to the Project Management Body of Knowledge, (PMBOK® Guide) – Sixth Edition, Project Management Institute, Inc., 2017.
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PMP is a registered mark of the Project Management Institute, Inc.
PMBOK is a registered mark of the Project Management Institute, Inc.