Hypersphere parallel meridian and hypermeridian
<ul><li>derivative work: <a href="//commons.wikimedia.org/wiki/User:Pbroks13" title="User:Pbroks13">Pbroks13</a> (<a href="//commons.wikimedia.org/wiki/User_talk:Pbroks13" class="mw-redirect" title="User talk:Pbroks13">talk</a>)</li>
<li><a href="//commons.wikimedia.org/wiki/File:Hypersphere_coord.gif" title="File:Hypersphere coord.gif">Hypersphere_coord.gif</a>: Claudio Rocchini</li></ul>
CC BY 3.0
<ul><li><a href="//commons.wikimedia.org/wiki/File:Hypersphere_coord.gif" title="File:Hypersphere coord.gif">Hypersphere_coord.gif</a></li></ul>