LOGIC (MS 339-1009)
Reference to a note by Mrs. Ladd-Franklin on the Constitution of the Universe (JHU Studies in Logic, p. 61). Principle of excluded middle. Cf. MS. 560.
Excluded middle principle of (see also Laws of thought), Franklin Fabian, Logic (modal see Modality), Studies in Logic (by Members of the Johns Hopkins University)
LOGIC / LOGICAL ALGEBRA