<![CDATA[RSS Feed]]>http://direct.ecency.comhttp://direct.ecency.com/logo512.pngRSS Feedhttp://direct.ecency.comRSS for NodeMon, 20 Apr 2026 15:53:50 GMT<![CDATA[The Inverse Pythagorean Theorem (Geometrical / Algebraic Proof)]]>http://direct.ecency.com/hive-122481/@mathsvideos/ihizshhlhttp://direct.ecency.com/hive-122481/@mathsvideos/ihizshhlTue, 12 Jan 2021 01:35:09 GMT