9 ideas
22026 | Philosophy is homesickness - the urge to be at home everywhere [Novalis] |
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] |
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] |
16726 | Why can't we deduce secondary qualities from primary ones, if they cause them? [Buridan] |
19591 | Desire for perfection is an illness, if it turns against what is imperfect [Novalis] |