30 ideas
19259 | If 2-D conceivability can a priori show possibilities, this is a defence of conceptual analysis [Vaidya] |
12442 | 'Mickey Mouse is a fictional mouse' is true without a truthmaker [Azzouni] |
12439 | Truth is dispensable, by replacing truth claims with the sentence itself [Azzouni] |
12437 | Truth lets us assent to sentences we can't explicitly exhibit [Azzouni] |
14239 | The empty set is usually derived from Separation, but it also seems to need Infinity [Oliver/Smiley] |
14240 | The empty set is something, not nothing! [Oliver/Smiley] |
14241 | We don't need the empty set to express non-existence, as there are other ways to do that [Oliver/Smiley] |
14242 | Maybe we can treat the empty set symbol as just meaning an empty term [Oliver/Smiley] |
14243 | The unit set may be needed to express intersections that leave a single member [Oliver/Smiley] |
12446 | Names function the same way, even if there is no object [Azzouni] |
14234 | If you only refer to objects one at a time, you need sets in order to refer to a plurality [Oliver/Smiley] |
14237 | We can use plural language to refer to the set theory domain, to avoid calling it a 'set' [Oliver/Smiley] |
14245 | Logical truths are true no matter what exists - but predicate calculus insists that something exists [Oliver/Smiley] |
14246 | If mathematics purely concerned mathematical objects, there would be no applied mathematics [Oliver/Smiley] |
14247 | Sets might either represent the numbers, or be the numbers, or replace the numbers [Oliver/Smiley] |
12447 | That all existents have causal powers is unknowable; the claim is simply an epistemic one [Azzouni] |
12445 | If fictional objects really don't exist, then they aren't abstract objects [Azzouni] |
12449 | Modern metaphysics often derives ontology from the logical forms of sentences [Azzouni] |
12440 | If objectual quantifiers ontologically commit, so does the metalanguage for its semantics [Azzouni] |
12438 | In the vernacular there is no unequivocal ontological commitment [Azzouni] |
12441 | We only get ontology from semantics if we have already smuggled it in [Azzouni] |
12448 | Things that don't exist don't have any properties [Azzouni] |
19262 | Essential properties are necessary, but necessary properties may not be essential [Vaidya] |
19267 | Define conceivable; how reliable is it; does inconceivability help; and what type of possibility results? [Vaidya] |
19268 | Inconceivability (implying impossibility) may be failure to conceive, or incoherence [Vaidya] |
19265 | Can you possess objective understanding without realising it? [Vaidya] |
19260 | Gettier deductive justifications split the justification from the truthmaker [Vaidya] |
19266 | In a disjunctive case, the justification comes from one side, and the truth from the other [Vaidya] |
19264 | Aboutness is always intended, and cannot be accidental [Vaidya] |
12450 | The periodic table not only defines the elements, but also excludes other possible elements [Azzouni] |