{"id":21824,"date":"2025-09-17T01:21:06","date_gmt":"2025-09-17T01:21:06","guid":{"rendered":"https:\/\/naijaglobalnews.org\/?p=21824"},"modified":"2025-09-17T01:21:06","modified_gmt":"2025-09-17T01:21:06","slug":"math-puzzle-find-the-unknot","status":"publish","type":"post","link":"https:\/\/naijaglobalnews.org\/?p=21824","title":{"rendered":"Math Puzzle: Find the Unknot"},"content":{"rendered":"<p>\n<\/p>\n<p class=\"\" data-block=\"sciam\/paragraph\">One string in each of the following pairs can be unraveled into a circle\u2014the so-\u00adcalled unknot. Which one is it?<\/p>\n<p>Show puzzle solution<span class=\"reveal__caret-085Fg\"><\/span><\/p>\n<p class=\"\" data-block=\"sciam\/paragraph\">The knots at the top left and the bottom right can be unraveled into circles:<\/p>\n<p class=\"\" data-block=\"sciam\/paragraph\">Challenge problem: The other two knots, which can\u2019t be completely unraveled, can each be made to look like one of the four most basic knots. Identify them!<\/p>\n<p>Show challenge solution<span class=\"reveal__caret-085Fg\"><\/span><\/p>\n<p class=\"\" data-block=\"sciam\/paragraph\">The top right knot is equivalent to knot 2, and the bottom left one is equivalent to knot 4.<\/p>\n<p class=\"\" data-block=\"sciam\/paragraph\">We\u2019d love to hear from you! E-mail us at games@sciam.com to share your experience.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>One string in each of the following pairs can be unraveled into a circle\u2014the so-\u00adcalled unknot. Which one is it? Show puzzle solution The knots at the top left and the bottom right can be unraveled into circles: Challenge problem: The other two knots, which can\u2019t be completely unraveled, can each be made to look<\/p>\n","protected":false},"author":1,"featured_media":21825,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[50],"tags":[659,4693,2403,13375],"class_list":{"0":"post-21824","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-environment","8":"tag-find","9":"tag-math","10":"tag-puzzle","11":"tag-unknot"},"_links":{"self":[{"href":"https:\/\/naijaglobalnews.org\/index.php?rest_route=\/wp\/v2\/posts\/21824","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/naijaglobalnews.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/naijaglobalnews.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/naijaglobalnews.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/naijaglobalnews.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=21824"}],"version-history":[{"count":0,"href":"https:\/\/naijaglobalnews.org\/index.php?rest_route=\/wp\/v2\/posts\/21824\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/naijaglobalnews.org\/index.php?rest_route=\/wp\/v2\/media\/21825"}],"wp:attachment":[{"href":"https:\/\/naijaglobalnews.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=21824"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/naijaglobalnews.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=21824"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/naijaglobalnews.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=21824"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}