R's not going to teach you about pre-measures, Carathéodory's theorem, or Radon-Nikodym. Break out the whiteboards! (Then bust out R again when you want to pla

R's not going to teach you about pre-measures, Carathéodory's theorem, or Radon-Nikodym. Break out the whiteboards! (Then bust out R again when you want to play with stochastic processes and Brownian motion.)