Combining Texts

All the ideas for 'fragments/reports', 'Abstract Objects' and 'works'

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42 ideas

2. Reason / A. Nature of Reason / 1. On Reason
1502 Parmenides was much more cautious about accepting ideas than his predecessors [Simplicius on Parmenides]
6. Mathematics / A. Nature of Mathematics / 3. Nature of Numbers / g. Real numbers
13445 Descartes showed a one-one order-preserving match between points on a line and the real numbers [Descartes, by Hart,WD]
7. Existence / A. Nature of Existence / 3. Being / a. Nature of Being
448 No necessity could produce Being either later or earlier, so it must exist absolutely or not at all [Parmenides]
447 Being must be eternal and uncreated, and hence it is timeless [Parmenides]
449 Being is not divisible, since it is all alike [Parmenides]
7. Existence / A. Nature of Existence / 3. Being / d. Non-being
1503 There is no such thing as nothing [Parmenides]
445 The realm of necessary non-existence cannot be explored, because it is unknowable [Parmenides]
7. Existence / A. Nature of Existence / 3. Being / f. Primary being
21820 Parmenides at least saw Being as the same as Nous, and separate from the sensed realm [Parmenides, by Plotinus]
7. Existence / B. Change in Existence / 1. Nature of Change
452 All our concepts of change and permanence are just names, not the truth [Parmenides]
9. Objects / A. Existence of Objects / 2. Abstract Objects / d. Problems with abstracta
8915 How we refer to abstractions is much less clear than how we refer to other things [Rosen]
9. Objects / B. Unity of Objects / 2. Substance / e. Substance critique
16774 Descartes thinks distinguishing substances from aggregates is pointless [Descartes, by Pasnau]
9. Objects / E. Objects over Time / 1. Objects over Time
1504 Something must be unchanging to make recognition and knowledge possible [Aristotle on Parmenides]
10. Modality / A. Necessity / 5. Metaphysical Necessity
444 The first way of enquiry involves necessary existence [Parmenides]
10. Modality / A. Necessity / 8. Transcendental Necessity
450 Necessity sets limits on being, in order to give it identity [Parmenides]
11. Knowledge Aims / B. Certain Knowledge / 4. The Cogito
451 Thinking implies existence, because thinking depends on it [Parmenides]
12. Knowledge Sources / B. Perception / 1. Perception
1506 Parmenides treats perception and intellectual activity as the same [Theophrastus on Parmenides]
12. Knowledge Sources / B. Perception / 3. Representation
7400 Descartes said images can refer to objects without resembling them (as words do) [Descartes, by Tuck]
12. Knowledge Sources / C. Rationalism / 1. Rationalism
3058 Only reason can prove the truth of facts [Parmenides]
16. Persons / F. Free Will / 4. For Free Will
4310 We have inner awareness of our freedom [Descartes]
17. Mind and Body / A. Mind-Body Dualism / 2. Interactionism
6553 Descartes discussed the interaction problem, and compared it with gravity [Descartes, by Lycan]
18. Thought / E. Abstraction / 2. Abstracta by Selection
8917 The Way of Abstraction used to say an abstraction is an idea that was formed by abstracting [Rosen]
18. Thought / E. Abstraction / 5. Abstracta by Negation
8912 Nowadays abstractions are defined as non-spatial, causally inert things [Rosen]
8913 Chess may be abstract, but it has existed in specific space and time [Rosen]
8914 Sets are said to be abstract and non-spatial, but a set of books can be on a shelf [Rosen]
18. Thought / E. Abstraction / 6. Abstracta by Conflation
8916 Conflating abstractions with either sets or universals is a big claim, needing a big defence [Rosen]
18. Thought / E. Abstraction / 7. Abstracta by Equivalence
8918 Functional terms can pick out abstractions by asserting an equivalence relation [Rosen]
8919 Abstraction by equivalence relationships might prove that a train is an abstract entity [Rosen]
26. Natural Theory / A. Speculations on Nature / 1. Nature
19676 Nature is devoid of thought [Descartes, by Meillassoux]
26. Natural Theory / A. Speculations on Nature / 6. Early Matter Theories / e. The One
5081 There could be movement within one thing, as there is within water [Aristotle on Parmenides]
1509 The one can't be divisible, because if it was it could be infinitely divided down to nothing [Parmenides, by Simplicius]
20900 Defenders of the One say motion needs the void - but that is not part of Being [Parmenides, by Aristotle]
226 The one is without any kind of motion [Parmenides]
1505 Reason sees reality as one, the senses see it as many [Aristotle on Parmenides]
453 Reality is symmetrical and balanced, like a sphere, with no reason to be greater one way rather than another [Parmenides]
555 People who say that the cosmos is one forget that they must explain movement [Aristotle on Parmenides]
26. Natural Theory / A. Speculations on Nature / 6. Early Matter Theories / f. Ancient elements
1792 He taught that there are two elements, fire the maker, and earth the matter [Parmenides, by Diog. Laertius]
26. Natural Theory / A. Speculations on Nature / 7. Later Matter Theories / c. Matter as extension
6518 Matter can't just be Descartes's geometry, because a filler of the spaces is needed [Robinson,H on Descartes]
27. Natural Reality / A. Classical Physics / 1. Mechanics / a. Explaining movement
5115 It is feeble-minded to look for explanations of everything being at rest [Aristotle on Parmenides]
27. Natural Reality / C. Space / 1. Void
13217 The void can't exist, and without the void there can't be movement or separation [Parmenides, by Aristotle]
27. Natural Reality / D. Time / 3. Parts of Time / a. Beginning of time
22918 What could have triggered the beginning [of time and being]? [Parmenides]
27. Natural Reality / E. Cosmology / 1. Cosmology
1791 He was the first person to say the earth is spherical [Parmenides, by Diog. Laertius]
1794 He was the first to discover the identity of the Morning and Evening Stars [Parmenides, by Diog. Laertius]