Elements   

Elements

Commens
Digital Companion to C. S. Peirce
Elements
1908-07-10 | Letters to Francis C. Russell | MS [R] 387

In my view, logic has three parts, 1st the Elements which makes analysis of what one has to deal with; Arguments &c. 2nd Critic, which examines the conditions of the validity of arguments, and 3rd Methodeutic, which shows how any inquiry ought to be conducted.