3 ideas
15873 | Laws of nature are just records of regularities and correlations, with concepts to make recording them easier [Mach, by Harré] |
10632 | The real numbers may be introduced by abstraction as ratios of quantities [Hale, by Hale/Wright] |
19087 | The meaning or purport of a symbol is all the rational conduct it would lead to [Peirce] |