Combining Texts

All the ideas for 'Basic Problems of Phenomenology', 'Community and Citizenship' and 'The Concept of Logical Consequence'

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


8 ideas

5. Theory of Logic / B. Logical Consequence / 1. Logical Consequence
Split out the logical vocabulary, make an assignment to the rest. It's logical if premises and conclusion match [Tarski, by Rumfitt]
5. Theory of Logic / B. Logical Consequence / 4. Semantic Consequence |=
X follows from sentences K iff every model of K also models X [Tarski]
5. Theory of Logic / C. Ontology of Logic / 2. Platonism in Logic
The idea of an atemporal realm of validity is as implausible as medieval theology [Heidegger]
5. Theory of Logic / J. Model Theory in Logic / 1. Logical Models
A 'model' is a sequence of objects which satisfies a complete set of sentential functions [Tarski]
19. Language / E. Analyticity / 1. Analytic Propositions
Sentences are 'analytical' if every sequence of objects models them [Tarski]
23. Ethics / F. Existentialism / 6. Authentic Self
Dasein is always only that which it has chosen to be [Heidegger]
24. Political Theory / B. Nature of a State / 4. Citizenship
Citizenship involves a group of mutually supporting rights, which create community and equality [Miller,D]
24. Political Theory / D. Ideologies / 14. Nationalism
Socialists reject nationality as a false source of identity [Miller,D]