https://cran.r-project.org/web/packages/deldir/
CRAN: Package deldir
Calculates the Delaunay triangulation and the Dirichlet or Voronoi tessellation (with respect to the entire plane) of a planar point set. Plots triangulations...
cranpackage
https://cran.r-project.org/src/contrib/Archive/deldir/?C=D;O=A
Index of /src/contrib/Archive/deldir
index ofsrccontribarchive