Bertrand Russell Quote

Measurement demands some one-one relations between the numbers and magnitudes in question — a relation which may be direct or indirect, important or trivial, according to circumstances.


The Principles of Mathematics, Chapter XXI (p. 176), W.W. Norton & Company. 1938


Measurement demands some one-one relations between the numbers and magnitudes in question — a relation which may be direct or indirect, important...

Measurement demands some one-one relations between the numbers and magnitudes in question — a relation which may be direct or indirect, important...

Measurement demands some one-one relations between the numbers and magnitudes in question — a relation which may be direct or indirect, important...

Measurement demands some one-one relations between the numbers and magnitudes in question — a relation which may be direct or indirect, important...