Combining Philosophers

All the ideas for H.Putnam/P.Oppenheim, Albertus Magnus and Jan Lukasiewicz

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4 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]

9. Objects / C. Structure of Objects / 2. Hylomorphism / a. Hylomorphism

16756

Substantial forms must exist, to explain the stability of metals like silver and tin [Albertus Magnus]

12. Knowledge Sources / B. Perception / 2. Qualities in Perception / c. Primary qualities

16718

Primary qualities are the cause of all the other sensible qualities [Albertus Magnus]

14. Science / D. Explanation / 2. Types of Explanation / j. Explanations by reduction

20653

Six reduction levels: groups, lives, cells, molecules, atoms, particles [Putnam/Oppenheim, by Watson]