Combining Texts

All the ideas for 'Mathematics and Indispensibility', 'Actualism and Thisness' and 'Between Facts and Norms'

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3 ideas

7. Existence / D. Theories of Reality / 11. Ontological Commitment / e. Ontological commitment problems
All scientific tests will verify mathematics, so it is a background, not something being tested [Sober]
9. Objects / A. Existence of Objects / 5. Individuation / d. Individuation by haecceity
Adams says actual things have haecceities, but not things that only might exist [Adams,RM, by Stalnaker]
22. Metaethics / A. Ethics Foundations / 2. Source of Ethics / j. Ethics by convention
Actions norms are only valid if everyone possibly affected is involved in the discourse [Habermas]