Combining Texts

All the ideas for 'Science and Method', 'Protocol Sentences' and 'Elements of Mathematical Logic'

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

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4 ideas

4. Formal Logic / E. Nonclassical Logics / 3. Many-Valued Logic

8942	Lukasiewicz's L3 logic has three truth-values, T, F and I (for 'indeterminate') [Lukasiewicz, by Fisher]

6. Mathematics / A. Nature of Mathematics / 2. Geometry

10245

One geometry cannot be more true than another [Poincaré]

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]