Combining Philosophers

All the ideas for Augustin-Louis Cauchy, Correia,F/Schnieder,B and Augustus De Morgan

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10 ideas

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

17266

Using modal logic, philosophers tried to handle all metaphysics in modal terms [Correia/Schnieder]

2. Reason / B. Laws of Thought / 2. Sufficient Reason

17263

Why do rationalists accept Sufficient Reason, when it denies the existence of fundamental facts? [Correia/Schnieder]

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]

6. Mathematics / A. Nature of Mathematics / 5. The Infinite / k. Infinitesimals

18085

Values that approach zero, becoming less than any quantity, are 'infinitesimals' [Cauchy]

6. Mathematics / A. Nature of Mathematics / 5. The Infinite / l. Limits

18084

When successive variable values approach a fixed value, that is its 'limit' [Cauchy]

7. Existence / C. Structure of Existence / 1. Grounding / a. Nature of grounding

17270

Is existential dependence by grounding, or do grounding claims arise from existential dependence? [Correia/Schnieder]

7. Existence / C. Structure of Existence / 1. Grounding / c. Grounding and explanation

17268

Grounding is metaphysical and explanation epistemic, so keep them apart [Correia/Schnieder]

7. Existence / D. Theories of Reality / 8. Facts / a. Facts

17267

The identity of two facts may depend on how 'fine-grained' we think facts are [Correia/Schnieder]