Combining Texts

All the ideas for 'Issues of Pragmaticism', 'The Origin of the Species' and 'The Foundations of Mathematics (2nd ed)'

expand these ideas     |    start again     |     specify just one area for these texts

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3 ideas

8. Modes of Existence / A. Relations / 4. Formal Relations / b. Equivalence relation

18465

An 'equivalence' relation is one which is reflexive, symmetric and transitive [Kunen]

14. Science / D. Explanation / 3. Best Explanation / a. Best explanation

16861

A false theory could hardly rival the explanatory power of natural selection [Darwin]

19. Language / A. Nature of Meaning / 1. Meaning

19087

The meaning or purport of a symbol is all the rational conduct it would lead to [Peirce]