Combining Philosophers

Ideas for Michael Tooley, Blasius of Parma and Gottlob Frege

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2 ideas

9. Objects / B. Unity of Objects / 3. Unity Problems / e. Vague objects

9891	The first demand of logic is of a sharp boundary [Frege]

9388	Every concept must have a sharp boundary; we cannot allow an indeterminate third case [Frege]