arcs                    Extract a list of arcs from a triangulation
                        object.
area                    Extract a list of triangle areas from a
                        triangulation object.
circles                 Add circles to a plot
convex.hull             Return the convex hull of a triangulation
                        object
franke.data             Test datasets from Franke for interpolation of
                        scattered data
identify.triSht         Identify points in a triangulation plot
interp                  Interpolation function
interp-package          Interpolation of data
interpp                 Pointwise interpolate irregular gridded data
locpoly                 Local polynomial fit.
nearest.neighbours      Nearest neighbour structure for a data set
on                      Determines if a point is on or left of the
                        vector described by two other points.
on.convex.hull          Determines if points are on or in the convex
                        hull of a triangulation object
outer.convhull          Version of outer which operates only in a
                        convex hull
plot.triSht             Plot a triangulation object
plot.voronoi            Plot a voronoi object
plot.voronoi.polygons   plots an voronoi.polygons object
print.summary.triSht    Print a summary of a triangulation object
print.summary.voronoi   Print a summary of a voronoi object
print.triSht            Print a triangulation object
print.voronoi           Print a voronoi object
summary.triSht          Return a summary of a triangulation object
summary.voronoi         Return a summary of a voronoi object
tri.find                Locate a point in a triangulation
tri.mesh                Delaunay triangulation
triSht                  A triangulation object
triangles               Extract a list of triangles from a
                        triangulation object
voronoi                 Voronoi object
voronoi.area            Calculate area of Voronoi polygons
voronoi.findrejectsites
                        Find the Voronoi sites at the border of the
                        region (to be rejected).
voronoi.mosaic          Voronoi mosaic
voronoi.polygons        extract polygons from a voronoi mosaic
