Combining Texts

All the ideas for 'reports', 'Symbolic Reasoning' and 'Protocol Sentences'

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

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4 ideas

4. Formal Logic / F. Set Theory ST / 3. Types of Set / b. Empty (Null) Set

21548

The null class is the class with all the non-existents as its members [MacColl, by Lackey]

10. Modality / A. Necessity / 8. Transcendental Necessity

3016	Even the gods cannot strive against necessity [Pittacus, by Diog. Laertius]

13. Knowledge Criteria / B. Internal Justification / 4. Foundationalism / f. Foundationalism critique

10486

If we are rebuilding our ship at sea, we should jettison some cargo [Boolos on Neurath]

8485	We must always rebuild our ship on the open sea; we can't reconstruct it properly in dry-dock [Neurath]