Use one of the below links:
https://help.adobe.com/en_US/xml-documentation-for-adobe-experience-manager/index.html#t=DXML-master-map%2Fuser-guide%2Fweb-editor-use-label.html&rhsearch=label&rhhlterm=label&rhsyns=%20
https://help.adobe.com/en_US/xml-documentation-for-adobe-experience-manager/index.h...
The release notes for 3.6.5 release can be found here:
https://helpx.adobe.com/xml-documentation-for-experience-manager/release-note/release-notes-xml-documentation-solution-3-6.html
Quick PDF links for user guide and installation and configuration guide:
https://helpx.adobe.com/support/xml-documentation-for-experience-manager.html
Online html based links:
https://help.adobe.com/en_US/xml-documentation-for-adobe-experience-manager/index.html
Does XML Documentation support adding mathematical equations in the content. Many organizations have the use case to insert chemical formulas, equations in the content that needs to be published. How can this be done?