Combining Philosophers

All the ideas for Avicenna (Abu Ibn Sina), Wallace, J and Ernest Nagel

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

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6 ideas

1. Philosophy / E. Nature of Metaphysics / 1. Nature of Metaphysics

11193

Understanding begins with the notion of being and essence [Avicenna]

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

10009

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

7. Existence / C. Structure of Existence / 2. Reduction

3425	Reduction has been defined as deriving one theory from another by logic and maths [Nagel,E, by Kim]

9. Objects / A. Existence of Objects / 5. Simples

11209

The simple's whatness is its very self [Avicenna]

9. Objects / C. Structure of Objects / 3. Matter of an Object

11204

The ultimate material of things has the unity of total formlessness [Avicenna]

9. Objects / D. Essence of Objects / 2. Types of Essence

15036

An essence can either be universal (in the mind) or singular (in concrete particulars) [Avicenna, by Panaccio]