# Delaunay Triangulation and Dirichlet (Voronoi) Tessellation

## Documentation for package ‘deldir’ version 2.0-4

- DESCRIPTION file.

## Help Pages

cvt | Centroidal Voronoi (Dirichlet) tessellation.
deldir | Delaunay triangulation and Dirichlet tessellation
divchain | Dividing chain.
divchain.default | Dividing chain.
divchain.deldir | Dividing chain.
duplicatedxy | Determine duplicated points.
getNbrs | List Delaunay neighbours.
grapherXmpl | grapherXmpl
lawSummary | Produce a Lewis-Aboav-Weaire summary of a tessellation.
niProperties | Northern Ireland properties.
plot.deldir | Plot objects produced by deldir
plot.divchain | Plot a dividing chain.
plot.tile.list | Plot Dirichlet (Voronoi) tiles
plot.triang.list | Plot Delaunay triangles
print.deldir | Print some information about a tessellation/triangulation.
print.tileInfo | Print a summary of tile information.
seaweed | seaweed
tile.centroids | Compute centroids of Dirichlet (Voronoi) tiles
tile.list | Create a list of tiles in a tessellation
tileArea | Area of a Dirichlet tile.
tileInfo | Extract information from a tile list.
tilePerim | Calculate tile perimeters.
toyPattern | A toy marked point pattern object, with 59 points.
triang.list | Create a list of Delaunay triangles
triMat | Produce matrix of triangle vertex indices.
volTriPoints | Solute plume concentration data set.
which.tile | Determine the tile containing a given point.