Combining Philosophers

All the ideas for H.Putnam/P.Oppenheim, Richard Fitzralph and Fabrice Correia

expand these ideas     |    start again     |     specify just one area for these philosophers

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4 ideas

5. Theory of Logic / A. Overview of Logic / 3. Value of Logic

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Logicians acknowledge too few things, while others acknowledge too many [Fitzralph]

5. Theory of Logic / E. Structures of Logic / 2. Logical Connectives / a. Logical connectives

16974

The nature of each logical concept is given by a collection of inference rules [Correia]

10. Modality / A. Necessity / 6. Logical Necessity

16973

Explain logical necessity by logical consequence, or the other way around? [Correia]

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]