Combining Texts

All the ideas for 'Conditionals', 'The Flow of Time' and 'Theory of Knowledge (2nd ed 1977)'

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8 ideas

10. Modality / B. Possibility / 8. Conditionals / a. Conditionals
13768 Validity can preserve certainty in mathematics, but conditionals about contingents are another matter [Edgington]
10. Modality / B. Possibility / 8. Conditionals / b. Types of conditional
13770 There are many different conditional mental states, and different conditional speech acts [Edgington]
10. Modality / B. Possibility / 8. Conditionals / c. Truth-function conditionals
13764 Are conditionals truth-functional - do the truth values of A and B determine the truth value of 'If A, B'? [Edgington]
13765 'If A,B' must entail ¬(A & ¬B); otherwise we could have A true, B false, and If A,B true, invalidating modus ponens [Edgington]
11. Knowledge Aims / A. Knowledge / 5. Aiming at Truth
19569 We have a basic epistemic duty to believe truth and avoid error [Chisholm, by Kvanvig]
27. Natural Reality / D. Time / 1. Nature of Time / h. Presentism
22974 Presentists lack the materials for a realist view of change [Price,H]
27. Natural Reality / D. Time / 2. Passage of Time / d. Time series
22973 The present moment, time's direction, and time's dynamic quality seem to be objective facts [Price,H]
27. Natural Reality / D. Time / 2. Passage of Time / g. Time's arrow
22975 We must explain either the existence of a time direction, or our psychological sense of it [Price,H]