Combining Philosophers

All the ideas for H.Putnam/P.Oppenheim, Jan-Erik Jones and Wallace, J

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3 ideas

2. Reason / D. Definition / 4. Real Definition

16030

'Nominal' definitions identify things, but fail to give their essence [Jones,J-E]

5. Theory of Logic / G. Quantification / 4. Substitutional Quantification

10009

Substitutional quantification is just a variant of Tarski's account [Wallace, by Baldwin]

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

20653

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