{"id":164799,"date":"2023-03-17T08:58:41","date_gmt":"2023-03-17T08:58:41","guid":{"rendered":"\/knowledge\/forums\/topic\/the-pre-mesh-quality-check-for-determinants-indicates-negative-determinants-but-when-highlighting-the-histogram-bars-below-zero-they-do-not-appear-inverted\/"},"modified":"2023-07-31T12:26:17","modified_gmt":"2023-07-31T12:26:17","slug":"the-pre-mesh-quality-check-for-determinants-indicates-negative-determinants-but-when-highlighting-the-histogram-bars-below-zero-they-do-not-appear-inverted","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/the-pre-mesh-quality-check-for-determinants-indicates-negative-determinants-but-when-highlighting-the-histogram-bars-below-zero-they-do-not-appear-inverted\/","title":{"rendered":"The pre-mesh quality check for determinants indicates negative determinants, but when highlighting the histogram bars below zero they do not appear inverted."},"content":{"rendered":"<p>This is because the block itself has a left-handed orientation. If you select additional negative determinant histogram bars, they will appear to fill an entire block. The left-handed blocks occur from bottom-up operations such as creating blocks, merging vertices and entire topologies, and copying blocks. They are easily made into right handed blocks by using &#8220;Blocking [tab]>Block Checks>Fix Inverted Blocks.&#8221; These can also be fixed by writing an unstructured mesh and using &#8220;Edit Mesh [tab]>Check Mesh>Volume orientations.&#8221;  When it finds orientation problems, choose the automatic &#8220;fix.&#8221;<\/p>\n","protected":false},"template":"","class_list":["post-164799","topic","type-topic","status-publish","hentry","topic-tag-14-5","topic-tag-fluid-dynamics","topic-tag-general","topic-tag-hexa","topic-tag-icem-cfd"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_wp_page_template":["default"],"_bbp_last_active_time":["3-15-2023  20:20:03"],"_bbp_forum_id":["27796"],"_bbp_author_ip":["23.56.168.180"],"_btv_view_count":["880"],"siebel_km_number":["695555"],"product_version":["14.5"],"km_published_date":["2007-12-19T00:00:00.000Z"],"family":["Fluid Dynamics"],"application_name":["ICEM CFD"]},"test":"articlesansys-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics\/164799","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics\/164799\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/media?parent=164799"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}