Combining Texts

All the ideas for 'Gentzen's Analysis of First-Order Proofs', 'Modal Logic as Metaphysics' and 'Matter and Motion Cannot Think'

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5 ideas

5. Theory of Logic / A. Overview of Logic / 1. Overview of Logic

13831

Logic is based on transitions between sentences [Prawitz]

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

13825

Natural deduction introduction rules may represent 'definitions' of logical connectives [Prawitz]

5. Theory of Logic / H. Proof Systems / 4. Natural Deduction

13823

In natural deduction, inferences are atomic steps involving just one logical constant [Prawitz]

10. Modality / E. Possible worlds / 3. Transworld Objects / e. Possible Objects

18925

If talking donkeys are possible, something exists which could be a talking donkey [Williamson, by Cameron]

17. Mind and Body / A. Mind-Body Dualism / 3. Panpsychism

23224

That all matter thinks is absurd, and would make each part of our bodies a distinct self-consciousness [Bentley]