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All the ideas for 'Model Theory for Modal Logic I', 'Abortion and the Doctrine of Double Effect' and 'Concepts and Counting'

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9 ideas

4. Formal Logic / D. Modal Logic ML / 3. Modal Logic Systems / h. System S5
9560 S5 provides the correct logic for necessity in the broadly logical sense [Fine,K]
6. Mathematics / A. Nature of Mathematics / 4. Using Numbers / c. Counting procedure
17462 A single object must not be counted twice, which needs knowledge of distinctness (negative identity) [Rumfitt]
6. Mathematics / B. Foundations for Mathematics / 5. Definitions of Number / c. Fregean numbers
17461 Some 'how many?' answers are not predications of a concept, like 'how many gallons?' [Rumfitt]
20. Action / C. Motives for Action / 5. Action Dilemmas / b. Double Effect
22384 A 'double effect' is a foreseen but not desired side-effect, which may be forgivable [Foot]
22385 The doctrine of double effect can excuse an outcome because it wasn't directly intended [Foot]
22386 Double effect says foreseeing you will kill someone is not the same as intending it [Foot]
22387 Without double effect, bad men can make us do evil by threatening something worse [Foot]
22388 Double effect seems to rely on a distinction between what we do and what we allow [Foot]
25. Social Practice / F. Life Issues / 3. Abortion
22383 Abortion is puzzling because we do and don't want the unborn child to have rights [Foot]