Combining Philosophers

All the ideas for H.Putnam/P.Oppenheim, Stephen Hetherington and Arend Heyting

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3 ideas

6. Mathematics / C. Sources of Mathematics / 6. Logicism / d. Logicism critique

8754	Logic is dependent on mathematics, not the other way round [Heyting, by Shapiro]

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

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A Gettier case is a belief which is true, and its fallible justification involves some luck [Hetherington]

14. Science / D. Explanation / 2. Types of Explanation / j. Explanations by reduction

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Six reduction levels: groups, lives, cells, molecules, atoms, particles [Putnam/Oppenheim, by Watson]