Combining Philosophers

All the ideas for William S. Jevons, Timothy Smiley and Edmund L. Gettier

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3 ideas

6. Mathematics / C. Sources of Mathematics / 6. Logicism / a. Early logicism

8628	I hold that algebra and number are developments of logic [Jevons]

11. Knowledge Aims / A. Knowledge / 2. Understanding

18810

Aristotle's proofs give understanding, so it can't be otherwise, so consequence is necessary [Smiley, by Rumfitt]

13. Knowledge Criteria / A. Justification Problems / 2. Justification Challenges / b. Gettier problem

8886	Being a true justified belief is not a sufficient condition for knowledge [Gettier]