‘Existential Graph’ (pub. 07.04.13-16:19). Quote in M. Bergman & S. Paavola (Eds.), The Commens Dictionary: Peirce's Terms in His Own Words. New Edition. Retrieved from http://www.commens.org/dictionary/entry/quote-logical-tracts-no-1-existential-graphs.
Quote:
An existential graph is a logical graph constructed upon a perfectly consistent system of representation such that any unenclosed partial graph shall asserts something asserted by the entire graph.
Source:
Peirce, C. S. (1903 [c.]). Logical Tracts. No. 1. On Existential Graphs. MS [R] 491.
URL:
http://www.commens.org/dictionary/entry/quote-logical-tracts-no-1-existential-graphs