‘Ratiocination’ (pub. 03.02.13-09:31). 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-grand-logic-1893-division-iii-substantial-study-logic-chapter-vi-essence.
Quote:
Ratiocination is defined by St. Thomas as the operation by which reason proceeds from the known to the unknown.
Source:
Peirce, C. S. (1893). Grand Logic 1893: Division III. Substantial Study of Logic Chapter VI. The Essence of Reasoning. MS [R] 408.
URL:
http://www.commens.org/dictionary/entry/quote-grand-logic-1893-division-iii-substantial-study-logic-chapter-vi-essence