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Unannotated Aristotelian texts:. Annotated texts and supplements:
Introduces Aristotle's 10-fold classification of that which exists. These categories consist of substance, quantity, quality, relation, place, time, situation, condition, action, and passion
(Latin: De Interpretatione)
Introduces Aristotle's conceptions of proposition and judgement, and treats contrarieties between them. It contains Aristotle's principal contribution to philosophy of language. It also discusses the problem of the futures contingents.
On Interpretation (trans. O. F. Owen) (1853) (or De Interpretatione)
Prior Analytics (trans. O. F. Owen) (1853) (or Analytica Priora)
(Latin: Analytica Posteriora)
Discusses correct reasoning in general.
Treats issues in constructing valid arguments, and inference that is probable, rather than certain. It is in this treatise that Aristotle mentions the idea of the Predicables, which was later developed by Porphyry and the scholastic logicians.
Topics (trans. O. F. Owen) (1853)
(Latin: De Sophisticis Elenchis)
Gives a treatment of logical fallacies, and provides a key link to Aristotle's work on rhetoric.
The Sophistical Elenchi (trans. O. F. Owen) (1853)