Combining Philosophers

All the ideas for DH Mellor / T Crane, David O. Brink and C.I. Lewis

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25 ideas

4. Formal Logic / D. Modal Logic ML / 3. Modal Logic Systems / h. System S5
7791 The simplest of the logics based on possible worlds is Lewis's S5 [Lewis,CI, by Girle]
5. Theory of Logic / A. Overview of Logic / 1. Overview of Logic
9358 There are several logics, none of which will ever derive falsehoods from truth [Lewis,CI]
5. Theory of Logic / D. Assumptions for Logic / 2. Excluded Middle
9357 Excluded middle is just our preference for a simplified dichotomy in experience [Lewis,CI]
5. Theory of Logic / F. Referring in Logic / 1. Naming / a. Names
9364 Names represent a uniformity in experience, or they name nothing [Lewis,CI]
7. Existence / D. Theories of Reality / 6. Physicalism
7855 Some suggest that materialism is empty, because 'physical' cannot be properly characterized [Mellor/Crane, by Papineau]
10. Modality / A. Necessity / 2. Nature of Necessity
11002 Equating necessity with informal provability is the S4 conception of necessity [Lewis,CI, by Read]
10. Modality / A. Necessity / 11. Denial of Necessity
9362 Necessary truths are those we will maintain no matter what [Lewis,CI]
10. Modality / B. Possibility / 8. Conditionals / a. Conditionals
7803 Modal logic began with translation difficulties for 'If...then' [Lewis,CI, by Girle]
12. Knowledge Sources / A. A Priori Knowledge / 7. A Priori from Convention
9365 We can maintain a priori principles come what may, but we can also change them [Lewis,CI]
12. Knowledge Sources / E. Direct Knowledge / 4. Memory
21500 We rely on memory for empirical beliefs because they mutually support one another [Lewis,CI]
21501 If we doubt memories we cannot assess our doubt, or what is being doubted [Lewis,CI]
13. Knowledge Criteria / B. Internal Justification / 4. Foundationalism / a. Foundationalism
6556 If anything is to be probable, then something must be certain [Lewis,CI]
13. Knowledge Criteria / B. Internal Justification / 5. Coherentism / b. Pro-coherentism
21498 Congruents assertions increase the probability of each individual assertion in the set [Lewis,CI]
15. Nature of Minds / A. Nature of Mind / 3. Mental Causation
6120 Causation depends on intrinsic properties [Mellor/Crane]
17. Mind and Body / D. Property Dualism / 2. Anomalous Monism
6121 There are many psychophysicals laws - about the effects of sweets, colours and soft cushions [Mellor/Crane]
17. Mind and Body / E. Mind as Physical / 7. Anti-Physicalism / a. Physicalism critique
6122 No defences of physicalism can deprive psychology of the ontological authority of other sciences [Mellor/Crane]
18. Thought / C. Content / 8. Intension
5828 Extension is the class of things, intension is the correct definition of the thing, and intension determines extension [Lewis,CI]
18. Thought / E. Abstraction / 2. Abstracta by Selection
9361 We have to separate the mathematical from physical phenomena by abstraction [Lewis,CI]
22. Metaethics / A. Ethics Foundations / 2. Source of Ethics / h. Expressivism
2848 Two people might agree in their emotional moral attitude while disagreeing in their judgement [Brink]
2851 Emotivists find it hard to analyse assertions of moral principles, rather than actual judgements [Brink]
2853 Emotivists claim to explain moral motivation by basing morality on non-cognitive attitudes [Brink]
2852 Emotivists tend to favour a redundancy theory of truth, making moral judgement meaningless [Brink]
2849 Emotivism implies relativism about moral meanings, but critics say disagreements are about moral reference [Brink]
2850 How can emotivists explain someone who recognises morality but is indifferent to it? [Brink]
26. Natural Theory / D. Laws of Nature / 8. Scientific Essentialism / a. Scientific essentialism
9363 Science seeks classification which will discover laws, essences, and predictions [Lewis,CI]