Combining Texts

All the ideas for 'fragments/reports', 'Intro to III: Quantifiers' and 'Proof of an External World'

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

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5 ideas

5. Theory of Logic / G. Quantification / 4. Substitutional Quantification

9465	Substitutional universal quantification retains truth for substitution of terms of the same type [Jacquette]

9466	Nominalists like substitutional quantification to avoid the metaphysics of objects [Jacquette]

11. Knowledge Aims / B. Certain Knowledge / 2. Common Sense Certainty

6349	I can prove a hand exists, by holding one up, pointing to it, and saying 'here is one hand' [Moore,GE]

26. Natural Theory / A. Speculations on Nature / 5. Infinite in Nature

1748	Archelaus was the first person to say that the universe is boundless [Archelaus, by Diog. Laertius]

27. Natural Reality / G. Biology / 3. Evolution

5989	Archelaus said life began in a primeval slime [Archelaus, by Schofield]