Criminal Minds: Evolution Season 18 Episode 1: "Swimmer's Calculus" – When bodies wash up on the Maryland shoreline, the BAU races to find the UnSub; after surviving a prison attack, Elias Voit ...

The word barycentric is derived from the Greek word barys (heavy), and refers to center of gravity. Barycentric calculus is a method of treating geometry by considering a point as the center of ...