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GraphTheory[Vertices]
GraphTheory[Edges]
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Calling Sequence
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Vertices(G)
Edges(G)
Edges(G, weights)
Edges(G, weights=false)
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Description
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The Vertices(G) function returns a list of the vertex labels of G.
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The Edges(G) function returns a set of the edges of G. The second argument is used to include or exclude edge weights from output.
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Examples
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![G := Graph([1, 2, 3, 4], {{1, 2}, {1, 3}, {1, 4}})](/support/helpjp/helpview.aspx?si=6017/file01885/math86.png)
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![[1, 2, 3, 4]](/support/helpjp/helpview.aspx?si=6017/file01885/math96.png)
| (2) |
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| (3) |
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![G := Graph([a, b, c], {[a, b], [b, c], [c, a]})](/support/helpjp/helpview.aspx?si=6017/file01885/math107.png)
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| (4) |
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![[a, b, c]](/support/helpjp/helpview.aspx?si=6017/file01885/math117.png)
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![{[a, b], [b, c], [c, a]}](/support/helpjp/helpview.aspx?si=6017/file01885/math124.png)
| (6) |
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![A := Matrix([[0, 1, 1], [1, 0, 1], [1, 1, 0]])](/support/helpjp/helpview.aspx?si=6017/file01885/math128.png)
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| (8) |
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![A := Matrix([[0., .5, 0.], [0., 0., 1.0], [1.5, 0., 0.]])](/support/helpjp/helpview.aspx?si=6017/file01885/math146.png)
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| (9) |
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![{[1, 2], [2, 3], [3, 1]}](/support/helpjp/helpview.aspx?si=6017/file01885/math160.png)
| (10) |
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![{[[1, 2], .5], [[2, 3], 1.0], [[3, 1], 1.5]}](/support/helpjp/helpview.aspx?si=6017/file01885/math167.png)
| (11) |
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