Single Idea 17630

[catalogued under 5. Theory of Logic / K. Features of Logics / 1. Axiomatisation]

Full Idea

In mathematics, except in the earliest parts, the propositions from which a given proposition is deduced generally give the reason why we believe the given proposition.

Gist of Idea

The sources of a proof are the reasons why we believe its conclusion

Source

Bertrand Russell (Regressive Method for Premises in Mathematics [1907], p.273)

Book Reference

Russell,Bertrand: 'Essays in Analysis', ed/tr. Lackey,Douglas [George Braziller 1973], p.273