choice. This image is a derivative work of the following images: File:3spheres.jpg licensed with Cc-by-sa-3.0-migrated, FAL, GFDL 2009-03-13T17:11:47Z...
File:3spheres.svg is a vector version of this file. It should be used in place of this JPG file when not inferior. File:3spheres.jpg → File:3spheres.svg For...
