The Organon, Or Logical Treatises, of Aristotle
Octavius Freire Owen, Aristotle, Porphyry
Published 1893
400 pages
Free logic books
Logic is the study of good reasoning. These books teach you how arguments work, how to spot a fallacy and how to think more clearly, from informal critical thinking to formal symbolic logic. Useful for students, and for anyone who wants to argue better. This list shows the ones you can read in full for free.
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Outlines of Logic
Aristotle, Friedrich Adolf Trendelenburg
Published 1898
46 pages
An Essay on the Certainty of Medicine
Pierre Jean Georges Cabanis
Published 1823
242 pages
Logica Magna
Paul of Venice
Published 1978
320 pages
A Treatise on Logic
Francis Bowen
Published 1890
490 pages
Manual of Elementary Logic
Lyman Hotchkiss Atwater
Published 1871
274 pages
Novum organum
Francis Bacon
Published 1878
644 pages
A Short Introduction to the Study of Logic
Laurence Johnstone
Published 1887
266 pages
A treatise on logic, on the basis of Aldrich, with illustrative notes
John Huyshe
Published 1827
190 pages
An Introduction to Logic
William Henry Stanley Monck
Published 1880
296 pages
Elementary Notions of Logic
Alfred Milnes
Published 1884
156 pages
The Organon, Or Logical Treatises, of Aristotle
Aristotle
Published 1889
398 pages
Sorin Cerin:The Philosophical Works of the Coaxialism - 2020 Reference Edition
Sorin Cerin
Published 2020
590 pages
Sorin Cerin:The Coaxialism - Final Edition
Sorin Cerin
Published 2021
544 pages
The Transcendental Coaxiological Mathematics
Sorin Cerin
Published 2021
314 pages