This image is a derivative work of the following images: File:Cartesian_coordinates_2D.svg licensed with Cc-by-sa-3.0-migrated, GFDL 2007-03-16T20:36:06Z...
Cartesian coordinates - language independant.svg Cartesian coordinates 2D PL.svg Cartesian coordinates 2D mk.svg English determination method: SHA-1...
