Combining Texts

All the ideas for 'Set Theory and related topics (2nd ed)', 'The Philosophy of History' and 'On the Frame of Reference'

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

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5 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]

5. Theory of Logic / G. Quantification / 4. Substitutional Quantification

10009

Substitutional quantification is just a variant of Tarski's account [Wallace, by Baldwin]

22. Metaethics / A. Ethics Foundations / 2. Source of Ethics / e. Human nature

21796

Man is God if he raises himself, by denying his nature and finitude [Hegel]

25. Social Practice / A. Freedoms / 1. Slavery

21783

State slavery is a phase of education, moving towards a full culture [Hegel]

21784

Slavery is unjust, because humanity is essentially free [Hegel]