Point of note: Multilateration (link [1] above) is the real name for the process that ordinary people casually call "triangulation" when they're talking about w

Point of note: Multilateration (link [1] above) is the real name for the process that ordinary people casually call "triangulation" when they're talking about wifi location. It's not actually triangulation (which determines location based on the angle) but it's based on circles (or spheres, I guess - based on the distance).