Combining Texts

All the ideas for 'A Problem about Substitutional Quantification?st1=Saul A. Kripke', 'On Truth and Lies in a Nonmoral Sense' and 'Model Theory for Modal Logic I'

expand these ideas     |    start again     |     specify just one area for these texts

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3 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]

5. Theory of Logic / G. Quantification / 4. Substitutional Quantification

10792

The substitutional quantifier is not in competition with the standard interpretation [Kripke, by Marcus (Barcan)]

15. Nature of Minds / C. Capacities of Minds / 3. Abstraction by mind

20363

Leaves are unequal, but we form the concept 'leaf' by discarding their individual differences [Nietzsche]