Combining Philosophers

Ideas for Hermarchus, Ludwig Wittgenstein and John Mayberry

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9 ideas

5. Theory of Logic / A. Overview of Logic / 1. Overview of Logic

23502

Logic fills the world, to its limits [Wittgenstein]

18724

In logic nothing is hidden [Wittgenstein]

16908

We can dispense with self-evidence, if language itself prevents logical mistakes [Jeshion on Wittgenstein]

23504

Logic concerns everything that is subject to law; the rest is accident [Wittgenstein]

5. Theory of Logic / A. Overview of Logic / 2. History of Logic

17786

The mainstream of modern logic sees it as a branch of mathematics [Mayberry]

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

6428	Wittgenstein is right that logic is just tautologies [Wittgenstein, by Russell]

5. Theory of Logic / A. Overview of Logic / 4. Pure Logic

11062

Logic is a priori because it is impossible to think illogically [Wittgenstein]

5. Theory of Logic / A. Overview of Logic / 5. First-Order Logic

17788

First-order logic only has its main theorems because it is so weak [Mayberry]

5. Theory of Logic / A. Overview of Logic / 7. Second-Order Logic

17791

Only second-order logic can capture mathematical structure up to isomorphism [Mayberry]