Combining Texts

All the ideas for 'Clitophon', 'Psychophysical and theoretical identifications' and 'Gentzen's Analysis of First-Order Proofs'

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

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7 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]

22. Metaethics / B. Value / 2. Values / f. Altruism

1590	The just man does not harm his enemies, but benefits everyone [Plato]

26. Natural Theory / D. Laws of Nature / 4. Regularities / b. Best system theory

9409	Laws are the best axiomatization of the total history of world events or facts [Lewis, by Mumford]

9423	If simplicity and strength are criteria for laws of nature, that introduces a subjective element [Mumford on Lewis]

9424	A number of systematizations might tie as the best and most coherent system [Mumford on Lewis]