{"id":15360,"date":"2026-10-10T11:20:42","date_gmt":"2026-10-10T09:20:42","guid":{"rendered":"https:\/\/www.jordialemanysabater.cat\/?p=15360"},"modified":"2026-10-10T11:20:42","modified_gmt":"2026-10-10T09:20:42","slug":"ricci-tensor-curve-and-riemann","status":"publish","type":"post","link":"https:\/\/www.jordialemanysabater.cat\/en\/ricci-tensor-curve-and-riemann\/","title":{"rendered":"RICCI TENSOR, CURVE AND RIEMANN"},"content":{"rendered":"<p>In a 3-D curved space, vectors that define points althrough x, y, z\u00a0 change aspect, thus its rest (or Ricci value) differs from zero&#8230;<\/p>\n<p><a href=\"https:\/\/www.jordialemanysabater.cat\/wp-content\/uploads\/2026\/10\/tensordericciangles.pdf\" target=\"_blank\" rel=\"noopener\">read more<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>In a 3-D curved space, vectors that define points althrough x, y, z\u00a0 change aspect, thus its rest (or Ricci value) differs from zero&#8230; read more<\/p>\n","protected":false},"author":2,"featured_media":11574,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[37,36,31],"tags":[],"class_list":["post-15360","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-classical-and-advanced-mathematics","category-mathematics","category-science-en"],"_links":{"self":[{"href":"https:\/\/www.jordialemanysabater.cat\/en\/wp-json\/wp\/v2\/posts\/15360","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.jordialemanysabater.cat\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.jordialemanysabater.cat\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.jordialemanysabater.cat\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.jordialemanysabater.cat\/en\/wp-json\/wp\/v2\/comments?post=15360"}],"version-history":[{"count":2,"href":"https:\/\/www.jordialemanysabater.cat\/en\/wp-json\/wp\/v2\/posts\/15360\/revisions"}],"predecessor-version":[{"id":15364,"href":"https:\/\/www.jordialemanysabater.cat\/en\/wp-json\/wp\/v2\/posts\/15360\/revisions\/15364"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.jordialemanysabater.cat\/en\/wp-json\/wp\/v2\/media\/11574"}],"wp:attachment":[{"href":"https:\/\/www.jordialemanysabater.cat\/en\/wp-json\/wp\/v2\/media?parent=15360"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.jordialemanysabater.cat\/en\/wp-json\/wp\/v2\/categories?post=15360"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.jordialemanysabater.cat\/en\/wp-json\/wp\/v2\/tags?post=15360"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}