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Single Idea 14106

[filed under theme 5. Theory of Logic / B. Logical Consequence / 8. Material Implication ]

Full Idea

A definition of implication is quite impossible.

Gist of Idea

Implication cannot be defined

Source

Bertrand Russell (The Principles of Mathematics [1903], §016)

Book Ref

Russell,Bertrand: 'Principles of Mathematics' [Routledge 1992], p.14