incidence: Incidence matrix of a geometric network
Description
incidence
constructs the incidence matrix of a geometric network
from the vertices and the curve segments.
Usage
incidence(vertices, lins)
Value
The incidence matrix of dimension \(W\) by \(M\).
Arguments
- vertices
A data frame containing the vertices of the geometric
network.
- lins
A data frame containing the curve segments of the geometric
network.