Combining Texts

All the ideas for 'Ethics: Inventing Right and Wrong', 'Frege on Knowing the Foundations' and 'Mathematical Physics'

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3 ideas

5. Theory of Logic / K. Features of Logics / 1. Axiomatisation

17622

We come to believe mathematical propositions via their grounding in the structure [Burge]

18. Thought / E. Abstraction / 3. Abstracta by Ignoring

9567	Maths deals with quantities of physical significance, ignoring irrelevant features [Geroch]

22. Metaethics / A. Ethics Foundations / 1. Nature of Ethics / f. Ethical non-cognitivism

4761	The 'error theory' of morals says there is no moral knowledge, because there are no moral facts [Mackie, by Engel]