Combining Texts

All the ideas for 'Set Theory and related topics (2nd ed)', 'Letters to Lelong' and 'Outline of a System of Utilitarianism'

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 / e. Equivalence classes

8920	Equivalence relations are reflexive, symmetric and transitive, and classify similar objects [Lipschutz]

23. Ethics / E. Utilitarianism / 1. Utilitarianism

22405

Negative utilitarianism implies that the world should be destroyed, to avoid future misery [Smart]

23. Ethics / E. Utilitarianism / 3. Motivation for Altruism

22404

Any group interested in ethics must surely have a sentiment of generalised benevolence [Smart]

27. Natural Reality / A. Classical Physics / 1. Mechanics / c. Forces

13097

Force in substance makes state follow state, and ensures the very existence of substance [Leibniz]