{"id":220,"date":"2010-03-27T02:29:32","date_gmt":"2010-03-26T17:29:32","guid":{"rendered":"http:\/\/www.typea.info\/blog\/index.php\/2010\/03\/27\/_9\/"},"modified":"2010-03-27T02:29:32","modified_gmt":"2010-03-26T17:29:32","slug":"_9","status":"publish","type":"post","link":"https:\/\/www.typea.info\/blog\/index.php\/2010\/03\/27\/_9\/","title":{"rendered":"\u4e00\u4eba\u8aad\u66f8\u4f1a \u300c\u8a08\u7b97\u6a5f\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u69cb\u9020\u3068\u89e3\u91c8\u300d (9)"},"content":{"rendered":"<p><a href=\"http:\/\/www.amazon.co.jp\/dp\/489471163X?tag=typea09-22&amp;link_code=as3&amp;creativeASIN=489471163X&amp;creative=3999&amp;camp=767\"><img decoding=\"async\" src=\"http:\/\/images-jp.amazon.com\/images\/P\/489471163X.09.MZZZZZZZ.jpg\" complete=\"complete\"><\/a> <\/p>\n<p>&nbsp;<\/p>\n<h2>1.1.7 Newton \u6cd5\u306b\u3088\u308b\u5e73\u65b9\u6839<\/h2>\n<p>&nbsp;<\/p>\n<h3>\u554f\u984c\u30001.8<\/h3>\n<h3>\u7acb\u65b9\u6839\u3092\u3068\u308bNewton\u6cd5\u306f y \u304c x \u306e\u7acb\u65b9\u6839\u306e\u8fd1\u4f3c\u5024\u306a\u3089\u3001\u3088\u308a\u3088\u3044\u8fd1\u4f3c\u306f\u4ee5\u4e0b\u306e\u5024\u3067\u4e0e\u3048\u3089\u308c\u308b\u3068\u3044\u3046\u4e8b\u5b9f\u306b\u3088\u3063\u3066\u3044\u308b\u3002\u3053\u306e\u624b\u7d9a\u304d\u3092\u5b9f\u88c5\u305b\u3088\u3002<\/h3>\n<p><a href=\"https:\/\/www.typea.info\/blog\/wp-content\/uploads\/image\/2_A5CE\/newton06_01.jpg\" target=\"_blank\"><img loading=\"lazy\" decoding=\"async\" style=\"border-right-width: 0px; display: inline; border-top-width: 0px; border-bottom-width: 0px; border-left-width: 0px\" title=\"newton06_01\" border=\"0\" alt=\"newton06_01\" src=\"https:\/\/www.typea.info\/blog\/wp-content\/uploads\/image\/2_A5CE\/newton06_01_thumb.jpg\" width=\"74\" height=\"67\"><\/a><\/p>\n<pre class=\"prettyprint linenums\">(define (good-enough? guess pre-guess)\r\n  (&lt; (abs (- guess pre-guess)) 0.001))\r\n(define (improve guess x)\r\n  (\/ (+ (\/ x (* guess guess)) (* 2 guess)) 3))\r\n(define (cuberoot-itr guess x) \r\n  (if (good-enough? (improve guess x) guess)\r\n      (improve guess x)\r\n      (cuberoot-itr (improve guess x)\r\n                x)))\r\n(define (cuberoot x) (cuberoot-itr 1.0 x))\r\n<\/pre>\n<p><a href=\"https:\/\/www.typea.info\/blog\/wp-content\/uploads\/image\/2_A5CE\/newton07_01.jpg\" target=\"_blank\"><img loading=\"lazy\" decoding=\"async\" style=\"border-bottom: 0px; border-left: 0px; display: inline; border-top: 0px; border-right: 0px\" title=\"newton07_01\" border=\"0\" alt=\"newton07_01\" src=\"https:\/\/www.typea.info\/blog\/wp-content\/uploads\/image\/2_A5CE\/newton07_01_thumb.jpg\" width=\"339\" height=\"183\"><\/a> <\/p>\n<p>\u3053\u3093\u306a\u611f\u3058\u304b\u306a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; 1.1.7 Newton \u6cd5\u306b\u3088\u308b\u5e73\u65b9\u6839 &nbsp; \u554f\u984c\u30001.8 \u7acb\u65b9\u6839\u3092\u3068\u308bNewton\u6cd5\u306f y \u304c x \u306e\u7acb\u65b9\u6839\u306e\u8fd1\u4f3c\u5024\u306a\u3089\u3001\u3088\u308a\u3088\u3044\u8fd1\u4f3c\u306f\u4ee5\u4e0b\u306e\u5024\u3067\u4e0e\u3048\u3089\u308c\u308b\u3068\u3044\u3046\u4e8b\u5b9f\u306b\u3088\u3063\u3066\u3044\u308b\u3002\u3053\u306e\u624b\u7d9a\u304d\u3092\u5b9f [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"sns_share_botton_hide":"","vkExUnit_sns_title":"","_vk_print_noindex":"","sitemap_hide":"","_veu_custom_css":"","veu_display_promotion_alert":"","vkexunit_cta_each_option":"","footnotes":""},"categories":[33,20,34,35,36],"tags":[],"class_list":["post-220","post","type-post","status-publish","format-standard","hentry","category-lisp","category-python","category-scheme","category-math","category-reading"],"veu_head_title_object":{"title":"","add_site_title":""},"_links":{"self":[{"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/posts\/220","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/comments?post=220"}],"version-history":[{"count":0,"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/posts\/220\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/media?parent=220"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/categories?post=220"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/tags?post=220"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}