Combining Philosophers

Ideas for Proclus, Protagoras and C.I. Lewis

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2 ideas

18. Thought / E. Abstraction / 1. Abstract Thought

9569	The origin of geometry started in sensation, then moved to calculation, and then to reason [Proclus]

18. Thought / E. Abstraction / 2. Abstracta by Selection

9361	We have to separate the mathematical from physical phenomena by abstraction [Lewis,CI]