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Single Idea 11033

[filed under theme 5. Theory of Logic / A. Overview of Logic / 7. Second-Order Logic ]

Full Idea

Whenever one thing is predicated of another as of a subject, all things said of what is predicated will be said of the subject also.

Gist of Idea

Predications of predicates are predications of their subjects

Source

Aristotle (Categories [c.331 BCE], 01b10)

Book Ref

Aristotle: 'Categories and De Interpretatione', ed/tr. Ackrill,J.R. [OUP 1963], p.4