4 ideas
10632 | The real numbers may be introduced by abstraction as ratios of quantities [Hale, by Hale/Wright] |
6409 | The 'simple theory of types' distinguishes levels among properties [Ramsey, by Grayling] |
3212 | Beliefs are maps by which we steer [Ramsey] |
20959 | Concepts are only analytic once the predicate is absorbed into the subject [Schleiermacher] |