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I would like to know if there is a convention for whether an incidence matrix for a graph is edges x nodes or nodes x edges.

I saw a source saying that the incidence matrices of directed graphs are typically edges x nodes. and undirected graphs are nodes x edges.

Thanks for your help.

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    – vallev
    Commented Sep 4 at 23:18
  • $\begingroup$ Please clarify your specific problem or provide additional details to highlight exactly what you need. As it's currently written, it's hard to tell exactly what you're asking. $\endgroup$
    – Community Bot
    Commented Sep 4 at 23:59

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