It is customary to speak of mathematics, of pure mathematics, and of applied mathematics, as if the first were a genus owning the other two as species. The custom is unfortunate because it is misleading.


Mole Philosophy and Other Essays, Chapter XVIII (pp. 109-110), E.R Dutton & Company. 1927

Cassius Jackson Keyser Quotes

It is customary to speak of mathematics, of pure mathematics, and of applied mathematics, as if the first were a genus owning the other two as...

It is customary to speak of mathematics, of pure mathematics, and of applied mathematics, as if the first were a genus owning the other two as...

It is customary to speak of mathematics, of pure mathematics, and of applied mathematics, as if the first were a genus owning the other two as...

It is customary to speak of mathematics, of pure mathematics, and of applied mathematics, as if the first were a genus owning the other two as...