Combining Texts

All the ideas for 'Reality and Representation', 'Investigations into Logical Deduction' and 'Frege on Knowing the Third Realm'

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3 ideas

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

13479

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

5. Theory of Logic / H. Proof Systems / 4. Natural Deduction

13832

Natural deduction shows the heart of reasoning (and sequent calculus is just a tool) [Gentzen, by Hacking]

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

12583

Belief truth-conditions are normal circumstances where the belief is supposed to occur [Papineau]