Hmm. Measure theory without sets? The entire thing is about mapping sets to numbers? Most mathematicians would include measure theory in analysis since it is n

Hmm. Measure theory without sets? The entire thing is about mapping sets to numbers? Most mathematicians would include measure theory in analysis since it is needed for Lebesgue integration, and what is analysis about if not integrals? If you're wondering about applications of measure theory you'll see plenty here: https://en.m.wikipedia.org/wiki/Measure_(mathematics) https://en.m.wikipedia.org/wiki/Measure_(mathematics)