{"id":41355,"date":"2026-04-04T23:26:43","date_gmt":"2026-04-04T23:26:43","guid":{"rendered":"https:\/\/foreignnewstoday.com\/?p=41355"},"modified":"2026-04-04T23:26:43","modified_gmt":"2026-04-04T23:26:43","slug":"researchers-break-a-150-year-old-math-law-with-a-surprising-donut-discovery","status":"publish","type":"post","link":"https:\/\/foreignnewstoday.com\/?p=41355","title":{"rendered":"Researchers Break a 150-Year-Old Math Law With a Surprising Donut Discovery"},"content":{"rendered":"<p><br \/>\n<br \/><a href=\"https:\/\/scitechdaily.com\/researchers-break-a-150-year-old-math-law-with-a-surprising-donut-discovery\/\" title=\"Researchers Break a 150-Year-Old Math Law With a Surprising Donut Discovery\" rel=\"nofollow\"><\/a>A 150-year-old geometry rule has been overturned after mathematicians found two different torus surfaces with identical metric and curvature. For more than 150 years, a principle attributed to French mathematician Pierre Ossian Bonnet has guided surface theory. It states that if the metric and mean curvature of a compact surface are known at every point, [&#8230;]<br \/>\n<br \/><br \/>\n<br \/><a href=\"https:\/\/scitechdaily.com\/researchers-break-a-150-year-old-math-law-with-a-surprising-donut-discovery\/\">Source link <\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>A 150-year-old geometry rule has been overturned after mathematicians found two different torus surfaces with identical metric and curvature. For more than 150 years, a principle&hellip;<\/p>\n","protected":false},"author":1,"featured_media":41356,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","footnotes":""},"categories":[35],"tags":[],"class_list":["post-41355","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-science"],"_links":{"self":[{"href":"https:\/\/foreignnewstoday.com\/index.php?rest_route=\/wp\/v2\/posts\/41355","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/foreignnewstoday.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/foreignnewstoday.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/foreignnewstoday.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/foreignnewstoday.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=41355"}],"version-history":[{"count":0,"href":"https:\/\/foreignnewstoday.com\/index.php?rest_route=\/wp\/v2\/posts\/41355\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/foreignnewstoday.com\/index.php?rest_route=\/wp\/v2\/media\/41356"}],"wp:attachment":[{"href":"https:\/\/foreignnewstoday.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=41355"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/foreignnewstoday.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=41355"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/foreignnewstoday.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=41355"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}