I'm not sure if you consider this part of the analytics invasion or not, but baseball is on the verge of unveiling its own version of new-age mathematics.
It's called subtraction by addition.
We all know about the other half of the equation -- addition by subtraction, when the sum becomes greater by eliminating a bad part. Well, say hello to its polar opposite.
A lot of baseball teams are beyond merely thinking about the possibility of tinkering with what is considered the most important element of the game -- starting pitching -- by going to a six-man rotation. Even the Orioles, who may be the most pitching-poor team in baseball, have at least given some thought to the notion.