Combining Texts

All the ideas for 'Quantifiers and Propositional Attitudes', 'On Perceptions' and 'The Theory of Logical Types'

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

8 ideas

5. Theory of Logic / E. Structures of Logic / 5. Functions in Logic
21566 'Propositional functions' are ambiguous until the variable is given a value [Russell]
5. Theory of Logic / L. Paradox / 6. Paradoxes in Language / a. The Liar paradox
21567 'All judgements made by Epimenedes are true' needs the judgements to be of the same type [Russell]
6. Mathematics / C. Sources of Mathematics / 6. Logicism / b. Type theory
23457 Type theory cannot identify features across levels (because such predicates break the rules) [Morris,M on Russell]
21556 Classes are defined by propositional functions, and functions are typed, with an axiom of reducibility [Russell, by Lackey]
6. Mathematics / C. Sources of Mathematics / 10. Constructivism / d. Predicativism
21568 A one-variable function is only 'predicative' if it is one order above its arguments [Russell]
11. Knowledge Aims / C. Knowing Reality / 2. Phenomenalism
12739 If we are dreaming, it is sufficient that the events are coherent, and obey laws [Leibniz]
14. Science / A. Basis of Science / 4. Prediction
12738 Successful prediction shows proficiency in nature [Leibniz]
19. Language / A. Nature of Meaning / 10. Denial of Meanings
9471 Intensions are creatures of darkness which should be exorcised [Quine]