{"id":302740,"date":"2023-08-22T14:17:08","date_gmt":"2023-08-22T14:17:08","guid":{"rendered":"\/forum\/forums\/reply\/302740\/"},"modified":"2023-08-22T14:17:08","modified_gmt":"2023-08-22T14:17:08","slug":"302740","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/302740\/","title":{"rendered":"Reply To: degrees of freedom"},"content":{"rendered":"<p>&lt;p&gt;Hi, if you are doing free-free modal, it means you don&#8217;t have any boundary conditions and in this case you will get 6 zero modes like you did. If your question is about how to apply constraints, you can use &#8220;displacement&#8221; and &#8220;fixed rotation&#8221;.&nbsp;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-302740","reply","type-reply","status-publish","hentry"],"aioseo_notices":[],"acf":[],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/302740","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/reply"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/302740\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=302740"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}