4 ideas
14235 | Saying 'they can become a set' is a tautology, because reference to 'they' implies a collection [Cargile] |
22137 | Observation can force rejection of some part of the initial set of claims [Duhem, by Boulter] |
18197 | Experiments only test groups of hypotheses, and can't show which one is wrong [Duhem] |
20653 | Six reduction levels: groups, lives, cells, molecules, atoms, particles [Putnam/Oppenheim, by Watson] |