The science and art of reasoning well.
The possibility of Logic presupposes the Three Laws of Reason.
The study of logic encompasses:
Socratic Logic: Peter Kreeft
7th Grade Logic: Introductory Logic – James B. Nance and Douglas Wilson
8th Grade Logic: Intermediate Logic – James B. Nance
The origin of this study as a formal process stems from the Organon of Aristotle: Categories, On Interpretation, Prior Analytics, Posterior Analytics, The Topics, and Sophistical Refutations dating from the 4th century BC.