Combining Texts

All the ideas for 'The Basing Relation', 'Intensional Logic' and 'Natural Science (lost)'

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10 ideas

4. Formal Logic / E. Nonclassical Logics / 8. Intensional Logic

15375

If terms change their designations in different states, they are functions from states to objects [Fitting]

15376

Intensional logic adds a second type of quantification, over intensional objects, or individual concepts [Fitting]

4. Formal Logic / E. Nonclassical Logics / 9. Awareness Logic

15378

Awareness logic adds the restriction of an awareness function to epistemic logic [Fitting]

4. Formal Logic / E. Nonclassical Logics / 10. Justification Logics

15379

Justication logics make explicit the reasons for mathematical truth in proofs [Fitting]

5. Theory of Logic / A. Overview of Logic / 8. Logic of Mathematics

11026

Classical logic is deliberately extensional, in order to model mathematics [Fitting]

5. Theory of Logic / F. Referring in Logic / 3. Property (λ-) Abstraction

11028

λ-abstraction disambiguates the scope of modal operators [Fitting]

7. Existence / A. Nature of Existence / 6. Criterion for Existence

527	Everything exists which anyone perceives [Metrodorus of Chios]

10. Modality / E. Possible worlds / 3. Transworld Objects / a. Transworld identity

15377

Definite descriptions pick out different objects in different possible worlds [Fitting]

11. Knowledge Aims / A. Knowledge / 4. Belief / a. Beliefs

19696

There are reasons 'for which' a belief is held, reasons 'why' it is believed, and reasons 'to' believe it [Neta]

19697

The basing relation of a reason to a belief should both support and explain the belief [Neta]