Combining Texts

All the ideas for 'Leibniz: Guide for the Perplexed', 'Abstract Entities' and 'Wittgenstein's 'Tractatus Logico-Philosophicus''

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

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6 ideas

4. Formal Logic / A. Syllogistic Logic / 1. Aristotelian Logic

23505

Aristotelian logic cannot express 'Everyone loves someone' [White,RM]

7. Existence / A. Nature of Existence / 4. Abstract Existence

14592

Some abstract things have a beginning and end, so may exist in time (though not space) [Swoyer]

7. Existence / D. Theories of Reality / 1. Ontologies

14594

Ontologists seek existence and identity conditions, and modal and epistemic status for a thing [Swoyer]

8. Modes of Existence / B. Properties / 1. Nature of Properties

14595

Can properties exemplify other properties? [Swoyer]

9. Objects / A. Existence of Objects / 5. Simples

14593

Quantum field theory suggests that there are, fundamentally, no individual things [Swoyer]

9. Objects / B. Unity of Objects / 2. Substance / d. Substance defined

19347

Substance needs independence, unity, and stability (for individuation); also it is a subject, for predicates [Perkins]