Combining Philosophers

Ideas for Hermarchus, George Boole and Jos L. Zalabardo

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2 ideas

5. Theory of Logic / A. Overview of Logic / 2. History of Logic

8686	Boole made logic more mathematical, with algebra, quantifiers and probability [Boole, by Friend]

5. Theory of Logic / A. Overview of Logic / 5. First-Order Logic

10897

A first-order 'sentence' is a formula with no free variables [Zalabardo]