Combining Texts

All the ideas for 'On the Syllogism IV', 'Papancasudani' and 'Inventing Logical Necessity'

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5 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]

10. Modality / A. Necessity / 6. Logical Necessity

12189

Logical necessity involves a decision about usage, and is non-realist and non-cognitive [Wright,C, by McFetridge]

19. Language / A. Nature of Meaning / 7. Meaning Holism / b. Language holism

7320	Holism cannot give a coherent account of scientific methodology [Wright,C, by Miller,A]

25. Social Practice / F. Life Issues / 1. Causing Death

7907	Human killing is worse if the victim is virtuous [Buddhaghosa]