Bachelors and essential properties

When explaining the distinction between essential and accidental properties bachelors are often used. The idea of essential properties is this: The distinction between essential versus accidental properties has been characterized in various ways, but it is currently most commonly understood in modal terms along these lines: an essential property of an object is a property…

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Language, the modal fallacy and the symbolic representation of a conditional

“[W]hat follows from a true premiss must be true” (The Problems of Philosophy, p. 60, link) Wrote Russell as an example of a principle of logic that is more self-evident than the inductive principle. If we were to formalize this we would perhaps write it like this: E1. □[([∀P][Q∧Q⇒P])→P]1 Or perhaps just just in propositional…

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