Combining Texts

Ideas for 'On the Question of Absolute Undecidability', 'Virtues of the Mind' and 'The Structure of Objects'

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3 ideas

5. Theory of Logic / B. Logical Consequence / 1. Logical Consequence

13288

Consequence is truth-preserving, either despite substitutions, or in all interpretations [Koslicki]

5. Theory of Logic / B. Logical Consequence / 4. Semantic Consequence |=

14506

'Roses are red; therefore, roses are colored' seems truth-preserving, but not valid in a system [Koslicki]

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

17894

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