Combining Texts

All the ideas for 'fragments/reports', 'What is a Leading Principle?' and 'Elements of Mathematical Logic'

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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]

10. Modality / A. Necessity / 8. Transcendental Necessity

490	Everything happens by reason and necessity [Leucippus]

11. Knowledge Aims / A. Knowledge / 4. Belief / c. Aim of beliefs

14781

A 'belief' is a habit which determines how our imagination and actions proceed [Peirce]