Combining Texts

Ideas for 'On the Question of Absolute Undecidability', 'Expositio super viii libros' and 'Identity and Existence in Logic'

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3 ideas

5. Theory of Logic / G. Quantification / 5. Second-Order Quantification

18763

Basic variables in second-order logic are taken to range over subsets of the individuals [Anderson,CA]

5. Theory of Logic / G. Quantification / 7. Unorthodox Quantification

18771

Stop calling ∃ the 'existential' quantifier, read it as 'there is...', and range over all entities [Anderson,CA]

5. Theory of Logic / K. Features of Logics / 5. Incompleteness

17894

We have no argument to show a statement is absolutely undecidable [Koellner]