Combining Texts

All the ideas for 'Principles of Theoretical Logic', 'Outline of a System of the Philosophy of Nature' and 'The Rationalists'

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

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8 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]

9. Objects / B. Unity of Objects / 2. Substance / c. Types of substance

4304	Descartes says there are two substance, Spinoza one, and Leibniz infinitely many [Cottingham]

11. Knowledge Aims / C. Knowing Reality / 3. Idealism / d. Absolute idealism

21925

For Schelling the Absolute spirit manifests as nature in which self-consciousness evolves [Schelling, by Lewis,PB]

22045

Metaphysics aims at the Absolute, which goes beyond subjective and objective viewpoints [Schelling, by Pinkard]

12. Knowledge Sources / C. Rationalism / 1. Rationalism

4303	The notion of substance lies at the heart of rationalist metaphysics [Cottingham]

26. Natural Theory / A. Speculations on Nature / 1. Nature

22057

Schelling sought a union between the productivities of nature and of the mind [Schelling, by Bowie]

22031

Schelling made organisms central to nature, because mere mechanism could never produce them [Schelling, by Pinkard]

26. Natural Theory / C. Causation / 9. General Causation / d. Causal necessity

4306	For rationalists, it is necessary that effects be deducible from their causes [Cottingham]