17 ideas
10807 | Mathematics reduces to set theory, which reduces, with some mereology, to the singleton function [Lewis] |
10809 | We can accept the null set, but not a null class, a class lacking members [Lewis] |
10811 | The null set plays the role of last resort, for class abstracts and for existence [Lewis] |
10812 | The null set is not a little speck of sheer nothingness, a black hole in Reality [Lewis] |
10813 | What on earth is the relationship between a singleton and an element? [Lewis] |
10814 | Are all singletons exact intrinsic duplicates? [Lewis] |
10806 | Megethology is the result of adding plural quantification to mereology [Lewis] |
10816 | We can use mereology to simulate quantification over relations [Lewis] |
10808 | Mathematics is generalisations about singleton functions [Lewis] |
10815 | We don't need 'abstract structures' to have structural truths about successor functions [Lewis] |
10810 | I say that absolutely any things can have a mereological fusion [Lewis] |
18239 | What is contemplated must have a higher value than contemplation [Kant, by Korsgaard] |
18238 | Only a good will can give man's being, and hence the world, a final purpose [Kant] |
13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
22053 | The Critique of Judgement aims for a principle that unities humanity and nature [Kant, by Bowie] |
18237 | Without men creation would be in vain, and without final purpose [Kant] |
20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |