Eric Forgy graph operator

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Warning: Under Construction

1=∑ v∈G 0π v1 = \sum_{v\in G_0} \pi_v
G=∑ e∈G 1π eG = \sum_{e\in G_1} \pi_e
G˜=1⊗1\tilde G = 1\otimes 1

category: maths

Revised on January 5, 2009 at 19:27:55 by Eric Forgy