Combining Philosophers

All the ideas for Roderick Firth, Seymour Lipschutz and Leonhard Euler

expand these ideas     |    start again     |     specify just one area for these philosophers

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3 ideas

4. Formal Logic / F. Set Theory ST / 3. Types of Set / e. Equivalence classes

8920	Equivalence relations are reflexive, symmetric and transitive, and classify similar objects [Lipschutz]

12. Knowledge Sources / B. Perception / 4. Sense Data / d. Sense-data problems

6493	We are not conscious of pure liquidity, but of the liquidity of water [Firth]

26. Natural Theory / D. Laws of Nature / 1. Laws of Nature

5467	Euler said nature is instrinsically passive, and minds cause change [Euler, by Ellis]