Combining Texts

All the ideas for 'On Motion', 'Problems in Personal Identity' and 'On the Pragmatics of Communications'

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

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3 ideas

5. Theory of Logic / D. Assumptions for Logic / 4. Identity in Logic

3299	In logic identity involves reflexivity (x=x), symmetry (if x=y, then y=x) and transitivity (if x=y and y=z, then x=z) [Baillie]

19. Language / A. Nature of Meaning / 6. Meaning as Use

15666

To understand language is to know how to use it to reach shared understandings [Habermas]

27. Natural Reality / B. Modern Physics / 1. Relativity / a. Special relativity

12709

Motion is not absolute, but consists in relation [Leibniz]