Combining Philosophers

All the ideas for Eubulides, Graham Farmelo and Augustus De Morgan

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9 ideas

5. Theory of Logic / E. Structures of Logic / 6. Relations in Logic

17744

De Morgan started the study of relations and their properties [De Morgan, by Walicki]

13501

De Morgan found inferences involving relations, which eluded Aristotle's syllogistic [De Morgan, by Hart,WD]

5. Theory of Logic / G. Quantification / 2. Domain of Quantification

17743

De Morgan introduced a 'universe of discourse', to replace Boole's universe of 'all things' [De Morgan, by Walicki]

5. Theory of Logic / L. Paradox / 1. Paradox

6007	If you know your father, but don't recognise your father veiled, you know and don't know the same person [Eubulides, by Dancy,R]

5. Theory of Logic / L. Paradox / 6. Paradoxes in Language / a. The Liar paradox

6006	If you say truly that you are lying, you are lying [Eubulides, by Dancy,R]

5. Theory of Logic / L. Paradox / 6. Paradoxes in Language / b. The Heap paradox ('Sorites')

6008	Removing one grain doesn't destroy a heap, so a heap can't be destroyed [Eubulides, by Dancy,R]

27. Natural Reality / A. Classical Physics / 1. Mechanics / d. Gravity

21236

Instead of gravitational force, we now have a pervasive gravitational field [Farmelo]

27. Natural Reality / B. Modern Physics / 2. Electrodynamics / d. Quantum mechanics

21235

The Schrödinger waves are just the maths of transforming energy values to positions [Farmelo]

27. Natural Reality / B. Modern Physics / 4. Standard Model / c. Particle properties

21234

Experiments show that fundamental particles of one type are identical [Farmelo]