r-cran-deldir 1.0-6-1 (riscv64 binary) in ubuntu kinetic

 This GNU R package calculates the Delaunay triangulation and the Dirichlet or
 Voronoi tessellation (with respect to the entire plane) of a planar point set.
 This package is used in Spatial Point Pattern analysis, model-fitting and
 simulation as it is done for instance in the package r-cran-spatstat.