Combining Texts

All the ideas for 'Aquinas, Thomas', 'Elements of Mathematical Logic' and 'Letter to Weber'

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3 ideas

4. Formal Logic / E. Nonclassical Logics / 3. Many-Valued Logic

8942	Lukasiewicz's L3 logic has three truth-values, T, F and I (for 'indeterminate') [Lukasiewicz, by Fisher]

6. Mathematics / A. Nature of Mathematics / 3. Nature of Numbers / i. Reals from cuts

18244

I say the irrational is not the cut itself, but a new creation which corresponds to the cut [Dedekind]

14. Science / A. Basis of Science / 2. Demonstration

22110

Demonstration provides depth of understanding and explanation (rather than foundations) [Kretzmann/Stump]