Combining Texts

All the ideas for 'Mahaprajnaparamitashastra', 'Counterfactuals' and 'The Barcan Formula and Metaphysics'

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8 ideas

4. Formal Logic / D. Modal Logic ML / 7. Barcan Formula
16186 The Barcan Formulas express how to combine modal operators with classical quantifiers [Simchen]
16187 The Barcan Formulas are orthodox, but clash with the attractive Actualist view [Simchen]
16190 BF implies that if W possibly had a child, then something is possibly W's child [Simchen]
10. Modality / B. Possibility / 8. Conditionals / c. Truth-function conditionals
14361 Lewis says indicative conditionals are truth-functional [Lewis, by Jackson]
10. Modality / B. Possibility / 9. Counterfactuals
8434 In good counterfactuals the consequent holds in world like ours except that the antecedent is true [Lewis, by Horwich]
10. Modality / E. Possible worlds / 1. Possible Worlds / d. Possible worlds actualism
16188 Serious Actualism says there are no facts at all about something which doesn't exist [Simchen]
23. Ethics / C. Virtue Theory / 3. Virtues / a. Virtues
7903 The six perfections are giving, morality, patience, vigour, meditation, and wisdom [Nagarjuna]
26. Natural Theory / D. Laws of Nature / 4. Regularities / b. Best system theory
9419 A law of nature is a general axiom of the deductive system that is best for simplicity and strength [Lewis]