Combining Texts

All the ideas for 'The Logical Form of Action Sentences', 'works' and 'works'

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

---

9 ideas

5. Theory of Logic / A. Overview of Logic / 2. History of Logic

11022

Gentzen introduced a natural deduction calculus (NK) in 1934 [Gentzen, by Read]

5. Theory of Logic / E. Structures of Logic / 2. Logical Connectives / a. Logical connectives

11065

The inferential role of a logical constant constitutes its meaning [Gentzen, by Hanna]

11023

The logical connectives are 'defined' by their introduction rules [Gentzen]

11213

Each logical symbol has an 'introduction' rule to define it, and hence an 'elimination' rule [Gentzen]

6. Mathematics / B. Foundations for Mathematics / 4. Axioms for Number / g. Incompleteness of Arithmetic

10067

Gentzen proved the consistency of arithmetic from assumptions beyond arithmetic [Gentzen, by Musgrave]

7. Existence / B. Change in Existence / 4. Events / a. Nature of events

7771	We need 'events' to explain adverbs, which are adjectival predicates of events [Davidson, by Lycan]

8860	Language-learning is not good enough evidence for the existence of events [Yablo on Davidson]

7. Existence / D. Theories of Reality / 11. Ontological Commitment / d. Commitment of theories

15002

If the best theory of adverbs refers to events, then our ontology should include events [Davidson, by Sider]

24. Political Theory / D. Ideologies / 1. Ideology

15664

Ideology is 'socially necessary illusion' or 'socially necessary false-consciousness' [Adorno, by Finlayson]