Combining Texts

All the ideas for 'works', 'Hat-Tricks and Heaps' and 'lectures'

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

3 ideas

5. Theory of Logic / G. Quantification / 2. Domain of Quantification
17743 De Morgan introduced a 'universe of discourse', to replace Boole's universe of 'all things' [De Morgan, by Walicki]
5. Theory of Logic / L. Paradox / 6. Paradoxes in Language / b. The Heap paradox ('Sorites')
9117 The smallest heap has four objects: three on the bottom, one on the top [Hart,WD, by Sorensen]
11. Knowledge Aims / C. Knowing Reality / 1. Perceptual Realism / b. Direct realism
8417 Direct realism is false, because defeasibility questions are essential to perceptual knowledge [Galloway]