A logical topology is how devices appear connected to the user. A physical topology is how they are actually interconnected with wires and cables. For example, in a shared Ethernet network that ...

the whole network fails if the switch fails as no node can communicate a wired star topology requires plenty of cable - in a large network this can be expensive Star topologies tend to be found in ...

Weinberger, H. F. 1972. Variational properties of steady fall in Stokes flow. Journal of Fluid Mechanics, Vol. 52, Issue. 2, p. 321.

A network's topology is the arrangement, or pattern, in which all nodes on a network are connected together. There are several common topologies that are in use, but today the most common ...