80 ideas
24069 | Much metaphysical debate concerns what is fundamental, rather than what exists [Koslicki] |
15118 | A successful Aristotelian 'definition' is what sciences produces after an investigation [Koslicki] |
17311 | Real definitions don't just single out a thing; they must also explain its essence [Koslicki] |
15116 | Essences cause necessary features, and definitions describe those necessary features [Koslicki] |
22285 | Impredicative definitions are circular, but fine for picking out, rather than creating something [Potter] |
22301 | The Identity Theory says a proposition is true if it coincides with what makes it true [Potter] |
22324 | It has been unfortunate that externalism about truth is equated with correspondence [Potter] |
10702 | Set theory's three roles: taming the infinite, subject-matter of mathematics, and modes of reasoning [Potter] |
10713 | Usually the only reason given for accepting the empty set is convenience [Potter] |
13044 | Infinity: There is at least one limit level [Potter] |
10708 | Nowadays we derive our conception of collections from the dependence between them [Potter] |
13546 | The 'limitation of size' principles say whether properties collectivise depends on the number of objects [Potter] |
10707 | Mereology elides the distinction between the cards in a pack and the suits [Potter] |
13258 | The 'aggregative' objections says mereology gets existence and location of objects wrong [Koslicki] |
10704 | We can formalize second-order formation rules, but not inference rules [Potter] |
13288 | Consequence is truth-preserving, either despite substitutions, or in all interpretations [Koslicki] |
22279 | Frege's sign |--- meant judgements, but the modern |- turnstile means inference, with intecedents [Potter] |
14506 | 'Roses are red; therefore, roses are colored' seems truth-preserving, but not valid in a system [Koslicki] |
22291 | Deductivism can't explain how the world supports unconditional conclusions [Potter] |
10703 | Supposing axioms (rather than accepting them) give truths, but they are conditional [Potter] |
22295 | Modern logical truths are true under all interpretations of the non-logical words [Potter] |
17435 | Objects do not naturally form countable units [Koslicki] |
17433 | We can still count squares, even if they overlap [Koslicki] |
10712 | If set theory didn't found mathematics, it is still needed to count infinite sets [Potter] |
17439 | There is no deep reason why we count carrots but not asparagus [Koslicki] |
17434 | We struggle to count branches and waves because our concepts lack clear boundaries [Koslicki] |
17312 | It is more explanatory if you show how a number is constructed from basic entities and relations [Koslicki] |
17882 | It is remarkable that all natural number arithmetic derives from just the Peano Axioms [Potter] |
14505 | Some questions concern mathematical entities, rather than whole structures [Koslicki] |
22310 | The formalist defence against Gödel is to reject his metalinguistic concept of truth [Potter] |
22298 | Why is fictional arithmetic applicable to the real world? [Potter] |
17314 | The relata of grounding are propositions or facts, but for dependence it is objects and their features [Koslicki] |
22287 | If 'concrete' is the negative of 'abstract', that means desires and hallucinations are concrete [Potter] |
17436 | We talk of snow as what stays the same, when it is a heap or drift or expanse [Koslicki] |
13289 | Structures have positions, constituent types and number, and some invariable parts [Koslicki] |
13043 | A relation is a set consisting entirely of ordered pairs [Potter] |
22284 | 'Greater than', which is the ancestral of 'successor', strictly orders the natural numbers [Potter] |
14501 | 'Categorical' properties exist in the actual world, and 'hypothetical' properties in other worlds [Koslicki] |
14495 | I aim to put the notion of structure or form back into the concepts of part, whole and object [Koslicki] |
13264 | If a whole is just a structure, a dinner party wouldn't need the guests to turn up [Koslicki] |
24065 | Structured wholes are united by the teamwork needed for their capacities [Koslicki] |
13042 | If dependence is well-founded, with no infinite backward chains, this implies substances [Potter] |
14497 | The clay is just a part of the statue (its matter); the rest consists of its form or structure [Koslicki] |
13280 | Statue and clay differ in modal and temporal properties, and in constitution [Koslicki] |
24066 | The form explains kind, structure, unity and activity [Koslicki] |
14496 | Structure or form are right at the centre of modern rigorous modes of enquiry [Koslicki] |
13279 | There are at least six versions of constitution being identity [Koslicki] |
14498 | For three-dimensionalist parthood must be a three-place relation, including times [Koslicki] |
13283 | The parts may be the same type as the whole, like a building made of buildings [Koslicki] |
13041 | Collections have fixed members, but fusions can be carved in innumerable ways [Potter] |
13266 | Wholes in modern mereology are intended to replace sets, so they closely resemble them [Koslicki] |
14500 | Wholes are entities distinct from their parts, and have different properties [Koslicki] |
13281 | Wholes are not just their parts; a whole is an entity distinct from the proper parts [Koslicki] |
15110 | An essence and what merely follow from it are distinct [Koslicki] |
17313 | Modern views want essences just to individuate things across worlds and times [Koslicki] |
15113 | Individuals are perceived, but demonstration and definition require universals [Koslicki] |
24067 | Hylomorphic compounds need an individual form for transworld identity [Koslicki] |
17309 | For Fine, essences are propositions true because of identity, so they are just real definitions [Koslicki] |
17315 | We need a less propositional view of essence, and so must distinguish it clearly from real definitions [Koslicki] |
15112 | If an object exists, then its essential properties are necessary [Koslicki] |
10709 | Priority is a modality, arising from collections and members [Potter] |
22281 | A material conditional cannot capture counterfactual reasoning [Potter] |
22327 | Knowledge from a drunken schoolteacher is from a reliable and unreliable process [Potter] |
15111 | In demonstration, the explanatory order must mirror the causal order of the phenomena [Koslicki] |
15115 | In a demonstration the middle term explains, by being part of the definition [Koslicki] |
17317 | A good explanation captures the real-world dependence among the phenomena [Koslicki] |
15117 | Greek uses the same word for 'cause' and 'explanation' [Koslicki] |
15114 | Discovering the Aristotelian essence of thunder will tell us why thunder occurs [Koslicki] |
22273 | Traditionally there are twelve categories of judgement, in groups of three [Potter] |
22290 | The phrase 'the concept "horse"' can't refer to a concept, because it is saturated [Potter] |
17316 | We can abstract to a dependent entity by blocking out features of its bearer [Koslicki] |
22283 | Compositionality should rely on the parsing tree, which may contain more than sentence components [Potter] |
22282 | 'Direct compositonality' says the components wholly explain a sentence meaning [Potter] |
22296 | Compositionality is more welcome in logic than in linguistics (which is more contextual) [Potter] |
14504 | The Kripke/Putnam approach to natural kind terms seems to give them excessive stability [Koslicki] |
13285 | Natural kinds support inductive inferences, from previous samples to the next one [Koslicki] |
13287 | Concepts for species are either intrinsic structure, or relations like breeding or ancestry [Koslicki] |
13284 | Should vernacular classifications ever be counted as natural kind terms? [Koslicki] |
13286 | There are apparently no scientific laws concerning biological species [Koslicki] |
1513 | The Egyptians were the first to say the soul is immortal and reincarnated [Herodotus] |