Combining Texts

All the ideas for 'Through the Looking Glass', 'Barcan Formulae' and 'talk'

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

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4 ideas

4. Formal Logic / D. Modal Logic ML / 7. Barcan Formula

15380

Barcan:nothing comes into existence; Converse:nothing goes out; Both:domain is unchanging [Vervloesem]

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

10152

Set theory and logic are fairy tales, but still worth studying [Tarski]

7. Existence / A. Nature of Existence / 3. Being / e. Being and nothing

21982

I only wish I had such eyes as to see Nobody! It's as much as I can do to see real people. [Carroll,L]

8. Modes of Existence / E. Nominalism / 1. Nominalism / a. Nominalism

10151

I am a deeply convinced nominalist [Tarski]