15 ideas
21918 | Sufficient Reason can't be proved, because all proof presupposes it [Schopenhauer, by Lewis,PB] |
8679 | We perceive the objects of set theory, just as we perceive with our senses [Gödel] |
9942 | Gödel proved the classical relative consistency of the axiom V = L [Gödel, by Putnam] |
18062 | Set-theory paradoxes are no worse than sense deception in physics [Gödel] |
10868 | The Continuum Hypothesis is not inconsistent with the axioms of set theory [Gödel, by Clegg] |
13517 | If set theory is consistent, we cannot refute or prove the Continuum Hypothesis [Gödel, by Hart,WD] |
10271 | Basic mathematics is related to abstract elements of our empirical ideas [Gödel] |
21920 | No need for a priori categories, since sufficient reason shows the interrelations [Schopenhauer, by Lewis,PB] |
21362 | Necessity is physical, logical, mathematical or moral [Schopenhauer, by Janaway] |
21361 | For Schopenhauer, material things would not exist without the mind [Schopenhauer, by Janaway] |
21919 | Object for a subject and representation are the same thing [Schopenhauer] |
18284 | Particulars can be verified or falsified, but general statements can only be falsified (conclusively) [Popper] |
21917 | The four explanations: objects by causes, concepts by ground, maths by spacetime, ethics by motive [Schopenhauer, by Lewis,PB] |
21921 | Concepts are abstracted from perceptions [Schopenhauer, by Lewis,PB] |
21363 | Motivation is causality seen from within [Schopenhauer] |