A. MS. notebook
LOGIC (MS 339-1009)
A development of the existential graphs from "Constitutive Conventions" up to proofs of theorems, with good examples of graphs. Also three pages on a "Deduction of the Rule of Addition of Integers in the secundal system."
Graphs existential, Graphs logical (see also Diagram Eulerian; Graphs), Logic (modal see Modality), Secundal system of enumeration
LOGIC / LOGICAL GRAPHS