A description of a new kind of flowchart, designed to incorporate not only events and activities but also decision and logic functions. DELTA charts can display a number of different options, as well as "loops" in project plans, at the research and development stage. A slightly modified version of this paper was later published in Battelle Monograph No. 1 “A Unified Systems Engineering Concept.”
At the top of our GUIDED TOUR home page, you may push the green PDF icon to see the early manuscript from John's typewriter. Click the "Buy" icon for a link to the formally printed IEEE journal edition.To view the full copyrighted abstract written in Warfield's own words please use this link. This is just one of several articles about DELTA charts and their use in the full Warfield catalog.
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