Exact Logic

Keyword: Exact Logic

Dictionary Entry | Posted 05/03/2018
Quote from "The Regenerated Logic"

Logic may be defined as the science of the laws of the stable establishment of beliefs. Then, exact logic will be that doctrine of the conditions of establishment...

Manuscript | Posted 05/03/2018
Peirce, Charles S. (nd). Fragments [R]. MS [R] 1009

Robin Catalogue:
A. MS., n.p., n.d., 39 pp., excluding various calculations on verso of some pages.
Topics include: continuity and relativity; Anselm’s proof of God’s existence...

Manuscript | Posted 27/02/2018
Peirce, Charles S. (1897 [c.]). Logic. The Theory of Reasoning. Part I. Exact Logic. Introduction. What is Logic. MS [R] 735

Robin Catalogue:
A. MS., n.p., n.d., pp. 1-2, 1-5, 1-13, with a title page and a table of contents. Logic is the theory of reasoning and, as such, it is not a branch of psychology (pp...

Dictionary Entry | Posted 11/08/2017
Quote from "Logic (exact)"

Logic (exact): Ger. exakte Logik; Fr. logique exacte; Ital. logica esatta. The doctrine that the theory of validity and strength...

Manuscript | Posted 08/01/2015
Peirce, Charles S. (1903). C. S . Peirce's Lowell Lectures for 1903. Lecture 4.. MS [R] 467

Robin Catalogue:
467.C. S . Peirce’s Lowell Lectures for 1903. Lecture 4.
A. MS., 2 notebooks, G-1903-2a, pp. 1-96.
Two volumes comprise the fourth lecture, with the first...

Manuscript | Posted 22/09/2014
Peirce, Charles S. (1903). Lecture I [R]. MS [R] 450

Robin Catalogue:
A. MS., notebook, n.p., 1903, pp. 1-26.
Improvement in reasoning requires, first of all, a study of deduction. For this, an unambiguous and simple system of...