Combining Texts

All the ideas for 'Of Civil Liberty', 'Gentzen's Analysis of First-Order Proofs' and 'The Eumenides'

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

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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]

24. Political Theory / C. Ruling a State / 2. Leaders / b. Monarchy

21097

Modern monarchies are (like republics) rule by law, rather than by men [Hume]

25. Social Practice / D. Justice / 2. The Law / b. Rule of law

7810	The 'Eumenides' of Aeschylus shows blood feuds replaced by law [Aeschylus, by Grayling]