Combining Texts

All the ideas for 'Wiener Logik', 'Frege on Knowing the Third Realm' and 'works'

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

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6 ideas

2. Reason / D. Definition / 2. Aims of Definition

18261

A simplification which is complete constitutes a definition [Kant]

4. Formal Logic / D. Modal Logic ML / 3. Modal Logic Systems / h. System S5

7791	The simplest of the logics based on possible worlds is Lewis's S5 [Lewis,CI, by Girle]

5. Theory of Logic / A. Overview of Logic / 3. Value of Logic

22275

Logic gives us the necessary rules which show us how we ought to think [Kant]

13479

Given that thinking aims at truth, logic gives universal rules for how to do it [Burge]

10. Modality / A. Necessity / 2. Nature of Necessity

11002

Equating necessity with informal provability is the S4 conception of necessity [Lewis,CI, by Read]

13. Knowledge Criteria / A. Justification Problems / 3. Internal or External / b. Pro-externalism

18260

If we knew what we know, we would be astonished [Kant]