{"id":363578,"date":"2024-04-22T15:53:30","date_gmt":"2024-04-22T15:53:30","guid":{"rendered":"\/forum\/forums\/reply\/363578\/"},"modified":"2024-04-22T15:53:30","modified_gmt":"2024-04-22T15:53:30","slug":"363578","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/363578\/","title":{"rendered":"Reply To: Is node order in the stiffness matrix different from the node order in solution?"},"content":{"rendered":"<p>&lt;p&gt;Hi C Deho&lt;\/p&gt;&lt;p&gt;I&#8217;ve replied a few times to this and received an odd error each time&#8230;so sorry if there ends up being multiple copies of basically the same answer.&lt;\/p&gt;&lt;p&gt;Anyway, the stiffness matrix does not use node IDs.&nbsp; Nor does the force vector &#8211; it uses the degree of freedom IDs.&nbsp; In any case yes, the IDs used to solve differ from those that WB Mechanical shows us for the mesh.&nbsp; Hence the need for the vector of ID mapping.&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-363578","reply","type-reply","status-publish","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hi C DehoI&#039;ve replied a few times to this and received an odd error each time...so sorry if there ends up being multiple copies of basically the same answer.Anyway, the stiffness matrix does not use node IDs. Nor does the force vector - it uses the degree of freedom IDs. In any case yes, the\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/363578\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.10\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Ansys Learning Forum | Ansys Innovation Space\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Reply To: Is node order in the stiffness matrix different from the node order in solution? | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"Hi C DehoI&#039;ve replied a few times to this and received an odd error each time...so sorry if there ends up being multiple copies of basically the same answer.Anyway, the stiffness matrix does not use node IDs. Nor does the force vector - it uses the degree of freedom IDs. In any case yes, the\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/363578\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2024-04-22T15:53:30+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2024-04-22T15:53:30+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Reply To: Is node order in the stiffness matrix different from the node order in solution? | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Hi C DehoI&#039;ve replied a few times to this and received an odd error each time...so sorry if there ends up being multiple copies of basically the same answer.Anyway, the stiffness matrix does not use node IDs. Nor does the force vector - it uses the degree of freedom IDs. 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