Changed link to https://wiki.jmonkeyengine.org

src/docs/asciidoc/jme3/math_for_dummies.adoc

@@ -11,7 +11,7 @@ ifdef::env-github,env-browser[:outfilesuffix: .adoc]
 == jMonkeyEngine3 Math for Dummies
 
 +++
-<iframe src=https://jmonkeyengine.github.io/wiki/tutorials/math width="100%" height="850px" alt=""></iframe>
+<iframe src=https://wiki.jmonkeyengine.org/tutorials/math width="100%" height="850px" alt=""></iframe>
 +++
 
 //iframe::https://wiki.jmonkeyengine.org/tutorials/math[width="100%", height="850px", alt="", scroll="true",border="true",align="false"]