Combining Texts

All the ideas for 'Mahaprajnaparamitashastra', 'The Laws of Thought' and 'Putnam's Paradox'

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10 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]

5. Theory of Logic / J. Model Theory in Logic / 2. Isomorphisms

14212

A consistent theory just needs one model; isomorphic versions will do too, and large domains provide those [Lewis]

7. Existence / D. Theories of Reality / 4. Anti-realism

14213

Anti-realists see the world as imaginary, or lacking joints, or beyond reference, or beyond truth [Lewis]

9. Objects / C. Structure of Objects / 8. Parts of Objects / b. Sums of parts

14210

A gerrymandered mereological sum can be a mess, but still have natural joints [Lewis]

19. Language / B. Reference / 3. Direct Reference / b. Causal reference

14215

Causal theories of reference make errors in reference easy [Lewis]

19. Language / B. Reference / 4. Descriptive Reference / b. Reference by description

14209

Descriptive theories remain part of the theory of reference (with seven mild modifications) [Lewis]

23. Ethics / C. Virtue Theory / 3. Virtues / a. Virtues

7903	The six perfections are giving, morality, patience, vigour, meditation, and wisdom [Nagarjuna]