Inventor: Radia Perlman Invention: Spanning-tree algorithm — 1983 The story: The spanning-tree algorithm, used by all bridges and switches to route traffic from one point to another, is credited ...

With spanning tree it’s like taking the highway system and saying you don’t need both Rtes. 128 and 495 [to use local roads here in Massachusetts] just because they both sort of go in the same ...