14 ideas
19426 | 'Nominal' definitions just list distinguishing characteristics [Leibniz] |
17884 | Mathematical set theory has many plausible stopping points, such as finitism, and predicativism [Koellner] |
17893 | 'Reflection principles' say the whole truth about sets can't be captured [Koellner] |
11989 | For Russell, expressions dependent on contingent circumstances must be eliminated [Kaplan] |
17894 | We have no argument to show a statement is absolutely undecidable [Koellner] |
17890 | There are at least eleven types of large cardinal, of increasing logical strength [Koellner] |
17887 | PA is consistent as far as we can accept, and we expand axioms to overcome limitations [Koellner] |
17891 | Arithmetical undecidability is always settled at the next stage up [Koellner] |
11990 | 'Haecceitism' says that sameness or difference of individuals is independent of appearances [Kaplan] |
9668 | 'Haecceitism' is common thisness under dissimilarity, or distinct thisnesses under resemblance [Kaplan] |
11991 | If quantification into modal contexts is legitimate, that seems to imply some form of haecceitism [Kaplan] |
19424 | Knowledge needs clarity, distinctness, and adequacy, and it should be intuitive [Leibniz] |
19427 | True ideas represent what is possible; false ideas represent contradictions [Leibniz] |
19425 | In the schools the Four Causes are just lumped together in a very obscure way [Leibniz] |