Combining Texts

Ideas for 'On the Philosophy of Logic', 'Introduction to 'Evidentialism'' and 'Scientific Essentialism'

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5 ideas

10. Modality / A. Necessity / 3. Types of Necessity

13576

Necessities are distinguished by their grounds, not their different modalities [Ellis]

10. Modality / B. Possibility / 1. Possibility

8941	We can't explain 'possibility' in terms of 'possible' worlds [Fisher]

10. Modality / B. Possibility / 8. Conditionals / c. Truth-function conditionals

8947	If all truths are implied by a falsehood, then not-p might imply both q and not-q [Fisher]

10. Modality / B. Possibility / 8. Conditionals / d. Non-truthfunction conditionals

8949	In relevance logic, conditionals help information to flow from antecedent to consequent [Fisher]

10. Modality / C. Sources of Modality / 6. Necessity from Essence

13570

Individual essences necessitate that individual; natural kind essences necessitate kind membership [Ellis]