Combining Texts

All the ideas for 'works (fragments)', 'Gentzen's Analysis of First-Order Proofs' and 'Looking for Spinoza'

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5 ideas

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

13831

Logic is based on transitions between sentences [Prawitz]

5. Theory of Logic / E. Structures of Logic / 2. Logical Connectives / a. Logical connectives

13825

Natural deduction introduction rules may represent 'definitions' of logical connectives [Prawitz]

5. Theory of Logic / H. Proof Systems / 4. Natural Deduction

13823

In natural deduction, inferences are atomic steps involving just one logical constant [Prawitz]

15. Nature of Minds / A. Nature of Mind / 2. Psuche

5880	Xenocrates held that the soul had no form or substance, but was number [Xenocrates, by Cicero]

15. Nature of Minds / C. Capacities of Minds / 10. Conatus/Striving

21867

Conatus is brain circuits seeking survival and well-being [Damasio]