32 ideas
20962 | Habermas seems to make philosophy more democratic [Habermas, by Bowie] |
15670 | The aim of 'post-metaphysical' philosophy is to interpret the sciences [Habermas, by Finlayson] |
15665 | We can do social philosophy by studying coordinated action through language use [Habermas, by Finlayson] |
20573 | Rather than instrumental reason, Habermas emphasises its communicative role [Habermas, by Oksala] |
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] |
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] |
16014 | It is controversial whether only 'numerical identity' allows two things to be counted as one [Noonan] |
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] |
16024 | I could have died at five, but the summation of my adult stages could not [Noonan] |
16023 | Stage theorists accept four-dimensionalism, but call each stage a whole object [Noonan] |
16015 | Problems about identity can't even be formulated without the concept of identity [Noonan] |
16017 | Identity is usually defined as the equivalence relation satisfying Leibniz's Law [Noonan] |
16016 | Identity definitions (such as self-identity, or the smallest equivalence relation) are usually circular [Noonan] |
16020 | Identity can only be characterised in a second-order language [Noonan] |
16018 | Indiscernibility is basic to our understanding of identity and distinctness [Noonan] |
16019 | Leibniz's Law must be kept separate from the substitutivity principle [Noonan] |
20961 | What is considered a priori changes as language changes [Habermas, by Bowie] |
15667 | To understand a statement is to know what would make it acceptable [Habermas] |
15668 | Meaning is not fixed by a relation to the external world, but a relation to other speakers [Habermas, by Finlayson] |
15666 | To understand language is to know how to use it to reach shared understandings [Habermas] |
15677 | Moral right is linked to validity and truth, so morality is a matter of knowledge, not an expression of values [Habermas, by Finlayson] |
15672 | Actions norms are only valid if everyone possibly affected is involved in the discourse [Habermas] |
15671 | Move from individual willing of a general law, to willing norms agreed with other people [Habermas] |
15669 | People endorse equality, universality and inclusiveness, just by their communicative practices [Habermas, by Finlayson] |
23416 | Political involvement is needed, to challenge existing practices [Habermas, by Kymlicka] |