Combining Texts

Ideas for 'On the Question of Absolute Undecidability', 'Letters to Russell' and 'Nature's Metaphysics'

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3 ideas

4. Formal Logic / D. Modal Logic ML / 7. Barcan Formula

9449	The plausible Barcan formula implies modality in the actual world [Bird]

4. Formal Logic / F. Set Theory ST / 1. Set Theory

17884

Mathematical set theory has many plausible stopping points, such as finitism, and predicativism [Koellner]

17893

'Reflection principles' say the whole truth about sets can't be captured [Koellner]