Purpose: discovery of the methods of dissecting the meaning of a sign. Meanings and chemical substances. The notion of valence, or attachment (the "pegs" of CSP's existential graphs). The difference between various attachments of a concept and the valences of carbon: The attachments are unlike each other the valences are not qualitatively different. Is it the case that we always think in signs? Signs and ideas.
Chemistry, attachments of Conception and Concept, Definition, Graphs existential, Ideas, Logic (modal see Modality), Meaning, Sign(s), Valency chemical and logical
pp. 1-7, incomplete
(Definition 1st notes)