Combining Philosophers

All the ideas for Eubulides, Lamargue,P/Olson,SH and Augustus De Morgan

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

---

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]

21. Aesthetics / A. Aesthetic Experience / 1. Aesthetics

20327

Modern attention has moved from the intrinsic properties of art to its relational properties [Lamarque/Olson]

21. Aesthetics / B. Nature of Art / 1. Defining Art

20326

Early 20th cent attempts at defining art focused on significant form, intuition, expression, unity [Lamarque/Olson]

21. Aesthetics / B. Nature of Art / 7. Ontology of Art

20330

The dualistic view says works of art are either abstract objects (types), or physical objects [Lamarque/Olson]