12 ideas
10496 | Monothetic categories have fixed defining features, and polythetic categories do not [Ellen] |
10497 | In symbolic classification, the categories are linked to rules [Ellen] |
10495 | Continuous experience sometimes needs imposition of boundaries to create categories [Ellen] |
15148 | Powers give explanations, without being necessary for some class membership [Chakravartty] |
15145 | A kind essence is the necessary and sufficient properties for membership of a class [Chakravartty] |
15147 | Cluster kinds are explained simply by sharing some properties, not by an 'essence' [Chakravartty] |
10498 | Classification is no longer held to be rooted in social institutions [Ellen] |
15144 | Explanation of causal phenomena concerns essential kinds - but also lack of them [Chakravartty] |
13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
15146 | Some kinds, such as electrons, have essences, but 'cluster kinds' do not [Chakravartty] |
15151 | Many causal laws do not refer to kinds, but only to properties [Chakravartty] |
20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |