I have not read the paper linked by this article, but I plan to. But what google searches bring up whatever simulations and/or mathematical models used to deci

I have not read the paper linked by this article, but I plan to. But what google searches bring up whatever simulations and/or mathematical models used to decide how many elevators and how to schedule them? "Elevator simulations" googles up a whole lot of stuff about disk I/O scheduling.