Combining Texts

All the ideas for 'Resemblance Nominalism: a solution to universals', 'Principles of Theoretical Logic' and 'Rules for the Direction of the Mind'

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

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3 ideas

4. Formal Logic / C. Predicate Calculus PC / 1. Predicate Calculus PC

17750

The first clear proof of the consistency of the first order predicate logic was in 1928 [Hilbert/Ackermann, by Walicki]

8. Modes of Existence / E. Nominalism / 2. Resemblance Nominalism

18436

Entities are truthmakers for their resemblances, so no extra entities or 'resemblances' are needed [Rodriquez-Pereyra]

11. Knowledge Aims / B. Certain Knowledge / 1. Certainty

9807	In pursuing truth, anything less certain than mathematics is a waste of time [Descartes]