{"id":399,"date":"2009-06-24T22:34:13","date_gmt":"2009-06-25T05:34:13","guid":{"rendered":"http:\/\/new-gro.dyn.hhhh.org\/joeboy\/blog\/?p=399"},"modified":"2014-07-22T16:44:23","modified_gmt":"2014-07-22T23:44:23","slug":"find-a-buiried-cable-digging-a-trench","status":"publish","type":"post","link":"https:\/\/www.hhhh.org\/joeboy\/blog\/?p=399","title":{"rendered":"Find a buiried cable digging a trench"},"content":{"rendered":"<p>Problem nummber 110 from http:\/\/mathproblems.info\/group6.html<\/p>\n<blockquote><p>There is a straight cable buried under a unit square field. You must dig one or more ditches to locate the buried cable. Where should you dig to guarantee finding the cable and to minimize digging? For example you could dig an X shape for total ditch length of 2*sqr(2) but there is a better answer.<\/p><\/blockquote>\n<p>Solution&#8230;.<\/p>\n<figure id=\"attachment_479\" aria-describedby=\"caption-attachment-479\" style=\"width: 577px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.hhhh.org\/joeboy\/blog\/wp-content\/uploads\/2009\/06\/trench_problem_p1.jpg\"><img decoding=\"async\" class=\"size-full wp-image-479    \" title=\"trench_problem_p1\" src=\"https:\/\/www.hhhh.org\/joeboy\/blog\/wp-content\/uploads\/2009\/06\/trench_problem_p1.jpg\" alt=\"Finding a solution  - page one\" width=\"600\" \/><\/a><figcaption id=\"caption-attachment-479\" class=\"wp-caption-text\">Finding a solution  - page one<\/figcaption><\/figure>\n<p>continuing&#8230;<\/p>\n<figure id=\"attachment_481\" aria-describedby=\"caption-attachment-481\" style=\"width: 601px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.hhhh.org\/joeboy\/blog\/wp-content\/uploads\/2009\/06\/trench_problem_p2.jpg\"><img decoding=\"async\" class=\"size-full wp-image-481    \" title=\"trench_problem_p2\" src=\"https:\/\/www.hhhh.org\/joeboy\/blog\/wp-content\/uploads\/2009\/06\/trench_problem_p2.jpg\" alt=\"Finding a solution  - page two\" width=\"600\" \/><\/a><figcaption id=\"caption-attachment-481\" class=\"wp-caption-text\">Finding a solution  - page two<\/figcaption><\/figure>\n<p>continuing&#8230;<\/p>\n<figure id=\"attachment_482\" aria-describedby=\"caption-attachment-482\" style=\"width: 587px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.hhhh.org\/joeboy\/blog\/wp-content\/uploads\/2009\/06\/trench_problem_p3.jpg\"><img decoding=\"async\" class=\"size-full wp-image-482   \" title=\"trench_problem_p3\" src=\"https:\/\/www.hhhh.org\/joeboy\/blog\/wp-content\/uploads\/2009\/06\/trench_problem_p3.jpg\" alt=\"Finding a solution  - page three\" width=\"600\" \/><\/a><figcaption id=\"caption-attachment-482\" class=\"wp-caption-text\">Finding a solution  - page three<\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Problem nummber 110 from http:\/\/mathproblems.info\/group6.html There is a straight cable buried under a unit square field. You must dig one or more ditches to locate the buried cable. Where should you dig to guarantee finding the cable and to minimize digging? For example you could dig an X shape for total ditch length of 2*sqr(2) [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[],"class_list":["post-399","post","type-post","status-publish","format-standard","hentry","category-puzzles"],"_links":{"self":[{"href":"https:\/\/www.hhhh.org\/joeboy\/blog\/index.php?rest_route=\/wp\/v2\/posts\/399","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hhhh.org\/joeboy\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hhhh.org\/joeboy\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hhhh.org\/joeboy\/blog\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hhhh.org\/joeboy\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=399"}],"version-history":[{"count":8,"href":"https:\/\/www.hhhh.org\/joeboy\/blog\/index.php?rest_route=\/wp\/v2\/posts\/399\/revisions"}],"predecessor-version":[{"id":1192,"href":"https:\/\/www.hhhh.org\/joeboy\/blog\/index.php?rest_route=\/wp\/v2\/posts\/399\/revisions\/1192"}],"wp:attachment":[{"href":"https:\/\/www.hhhh.org\/joeboy\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=399"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hhhh.org\/joeboy\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=399"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hhhh.org\/joeboy\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=399"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}