Combining Texts

All the ideas for 'fragments/reports', 'Frege's Distinction of Sense and Reference' and 'Gentzen's Analysis of First-Order Proofs'

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

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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 / F. Referring in Logic / 1. Naming / b. Names as descriptive

9182	Ancient names like 'Obadiah' depend on tradition, not on where the name originated [Dummett]

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

13823

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

19. Language / B. Reference / 3. Direct Reference / b. Causal reference

9181	The causal theory of reference can't distinguish just hearing a name from knowing its use [Dummett]

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

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