Combining Texts

All the ideas for 'An Introduction to Hegel', 'Elements of Mathematical Logic' and 'Collins Dictionary of Philosophy'

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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]

12. Knowledge Sources / B. Perception / 4. Sense Data / b. Nature of sense-data

6457	Sensations are mental, but sense-data could be mind-independent [Vesey]

22. Metaethics / A. Ethics Foundations / 1. Nature of Ethics / b. Defining ethics

21788

The moral will is self-determining, but the ethical will is met in society [Houlgate]