It illustrates an educational article about the Scale dimension. This image Galaofspheres.ipg is being linked here; though the picture is subject to copyright I (Fedosin) feel it is covered by the U.S. fair use laws because:
It is a low resolution copy of a painting by Salvador Dalí;
It does not limit the copyright owner's rights in any way;
It does not limit the owner's ability to sell their services in any way;
The image is significant for educational purposes in the aforementioned article as an example of picture of four-dimensional body in usual three-dimensional world; the art of S. Dali is mentioned in section “History” of the article;
This work is copyrighted. The individual who uploaded this work and first used it in an article, as well as subsequent persons who place it into articles, asserts that this qualifies as fair use of the material under United States copyright law.
Note: The kinds of things that are considered acceptable for fair use on Wikiversity is significantly less than what is legally permitted. Please consult the Wikimedia Foundation Fair Use Policy to see if this content is permitted on Wikiversity under these further restrictions. Familiarize yourself with the Wikiversity Exemption Doctrine Policy before using this template.
Fair useFair use of copyrighted material//en.wikiversity.org/wiki/File:Galaofspheres.jpg