Combining Texts

All the ideas for 'fragments/reports', 'Letter to Mersenne' and 'On the Syllogism IV'

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4 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]

13. Knowledge Criteria / E. Relativism / 2. Knowledge as Convention

1556	By nature people are close to one another, but culture drives them apart [Hippias]

16. Persons / F. Free Will / 3. Constraints on the will

3789	The more reasons that compel me, the freer I am [Descartes]