Authors:

The propositions of mathematics are devoid of all factual content; they convey no information whatever on any empirical subject matter.

Carl Gustav Hempel (2001). “The Philosophy of Carl G. Hempel: Studies in Science, Explanation, and Rationality”, p.13, Oxford University Press on Demand
The propositions of mathematics are devoid of all factual content; they convey no information whatever on any empirical subject matter.