Combining Texts

All the ideas for 'fragments/reports', 'works' and 'Gentzen's Analysis of First-Order Proofs'

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

---

6 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]

9. Objects / D. Essence of Objects / 5. Essence as Kind

13074

Only natural kinds and their members have real essences [Suárez, by Cover/O'Leary-Hawthorne]

21. Aesthetics / C. Artistic Issues / 7. Art and Morality

468	Musical performance can reveal a range of virtues [Damon of Ath.]

26. Natural Theory / C. Causation / 4. Naturalised causation

7563	The old 'influx' view of causation says it is a flow of accidental properties from A to B [Suárez, by Jolley]