Combining Texts

All the ideas for 'works', 'Psychology from an empirical standpoint' and 'The Barcan Formula and Metaphysics'

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7 ideas

4. Formal Logic / D. Modal Logic ML / 7. Barcan Formula
The Barcan Formulas express how to combine modal operators with classical quantifiers [Simchen]
The Barcan Formulas are orthodox, but clash with the attractive Actualist view [Simchen]
BF implies that if W possibly had a child, then something is possibly W's child [Simchen]
5. Theory of Logic / G. Quantification / 2. Domain of Quantification
De Morgan introduced a 'universe of discourse', to replace Boole's universe of 'all things' [De Morgan, by Walicki]
10. Modality / E. Possible worlds / 1. Possible Worlds / d. Possible worlds actualism
Serious Actualism says there are no facts at all about something which doesn't exist [Simchen]
15. Nature of Minds / B. Features of Minds / 4. Intentionality / a. Nature of intentionality
All mental phenomena contain an object [Brentano]
15. Nature of Minds / B. Features of Minds / 5. Qualia / b. Qualia and intentionality
Mental unity suggests that qualia and intentionality must connect [Brentano, by Rey]