Combining Texts

Ideas for 'fragments/reports', 'works' and 'Frege's Concept of Numbers as Objects'

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2 ideas

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

13454

Cantor says (vaguely) that we abstract numbers from equal sized sets [Hart,WD on Cantor]

18. Thought / E. Abstraction / 7. Abstracta by Equivalence

13898

If we can establish directions from lines and parallelism, we were already committed to directions [Wright,C]