Combining Texts

Ideas for 'Identity and Spatio-Temporal Continuity', 'Against Structural Universals' and 'Deriving Kripkean Claims with Abstract Objects'

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2 ideas

18. Thought / E. Abstraction / 2. Abstracta by Selection
Abstract objects are captured by second-order modal logic, plus 'encoding' formulas [Zalta]
18. Thought / E. Abstraction / 7. Abstracta by Equivalence
Mathematicians abstract by equivalence classes, but that doesn't turn a many into one [Lewis]