Combining Philosophers

All the ideas for Hermarchus, George Boole and R Martin / J Barresi

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9 ideas

4. Formal Logic / B. Propositional Logic PL / 1. Propositional Logic
8083 Boole applied normal algebra to logic, aiming at an algebra of thought [Boole, by Devlin]
7727 Boole's notation can represent syllogisms and propositional arguments, but not both at once [Boole, by Weiner]
5. Theory of Logic / A. Overview of Logic / 2. History of Logic
8686 Boole made logic more mathematical, with algebra, quantifiers and probability [Boole, by Friend]
5. Theory of Logic / H. Proof Systems / 2. Axiomatic Proof
22277 Boole's method was axiomatic, achieving economy, plus multiple interpretations [Boole, by Potter]
16. Persons / D. Continuity of the Self / 2. Mental Continuity / b. Self as mental continuity
5504 Maybe we should see persons in four dimensions, with stages or time-slices at an instant [Martin/Barresi]
5503 Maybe personal identity is not vital in survival, and other continuations would suffice [Martin/Barresi]
16. Persons / E. Rejecting the Self / 2. Self as Social Construct
5502 Locke's intrinsic view of personal identity has been replaced by an externalist view [Martin/Barresi]
25. Social Practice / F. Life Issues / 6. Animal Rights
6005 Animals are dangerous and nourishing, and can't form contracts of justice [Hermarchus, by Sedley]
29. Religion / D. Religious Issues / 2. Immortality / a. Immortality
5505 For Aristotle the psyche perishes with the body (except possibly 'nous') [Martin/Barresi]