Talk:Series–parallel graph

A fact from Series–parallel graph appeared on Wikipedia's Main Page in the Did you know column on 11 March 2007. The text of the entry was as follows:

Did you know... that a series-parallel graph is a mathematical model of series and parallel electric circuits with two different nodes called source and sink, indicating the direction of the electrical current flow?

A record of the entry may be seen at Wikipedia:Recent additions/2007/March.

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