Definitions for "Supernode"
a set of adjacent columns in the sparse factor matrix which consists of a dense triangular block on the diagonal, and identical non zero structures in each column below the diagonal
a set of contiguous columns in the factor L whose non-zero structure consists of a dense triangular block on the diagonal and an identical set of non-zeroes for each column below the diagonal
Keywords:  propgator, meme
a meme propgator
Keywords:  bonusfon, kazaa, chris, hub, limb
a computer running Bonusfon Software that has been automatically elevated to act as a hub
a computer that indexes other people's files and otherwise can be used by the network - which means that KaZaA can drain away your computing power and your bandwidth without any warning whenever it pleases
a computer that is acting like a server, collecting the names of the files available for download from the other computers connected to it, and listing which computer has the information
a node that has a heightened function, accumulating information from numerous other nodes
Keywords:  everyone, connects, 'server
a 'server' that everyone connects to
Keywords:  temporary, indexing, server
a temporary indexing server