{"id":5432,"date":"2026-05-26T10:23:23","date_gmt":"2026-05-26T01:23:23","guid":{"rendered":"https:\/\/www.ktech.biz\/jp\/?p=5432"},"modified":"2026-05-26T10:23:23","modified_gmt":"2026-05-26T01:23:23","slug":"6-inter","status":"publish","type":"post","link":"https:\/\/www.ktech.biz\/jp\/num\/6-inter\/","title":{"rendered":"6. \u88dc\u9593"},"content":{"rendered":"\n

\u306f\u3058\u3081\u306b<\/h3>\n

\u533a\u9593 \\([a, b]\\) \u5185\u306e \\(n + 1\\) \u500b\u306e\u76f8\u7570\u306a\u308b\u70b9 \\(x_0, x_1, \\dots, x_n\\) \u306b\u304a\u3051\u308b\u95a2\u6570 \\(f(x)\\) \u306e\u5024 \\(f(x_0), f(x_1), \\dots, f(x_n)\\) \u304c\u30c7\u30fc\u30bf\u3068\u3057\u3066\u4e0e\u3048\u3089\u308c\u3066\u3044\u308b\u3068\u304d, \u3053\u308c\u3089\u306e\u70b9\u306b\u304a\u3051\u308b\u5024\u304c\u30c7\u30fc\u30bf\u306b\u4e00\u81f4\u3059\u308b\u3088\u3046\u306a\u8fd1\u4f3c\u5f0f\u3092 \\(f(x)\\) \u306e\u88dc\u9593\u5f0f\u3068\u3044\u3046. \u3053\u308c\u3089 \\(n + 1\\) \u500b\u306e\u70b9\u3092\u6a19\u672c\u70b9\u3042\u308b\u3044\u306f\u88dc\u9593\u70b9\u3068\u3044\u3046. \u305f\u3060\u3057, \\(a = min(x_0, x_1, \\dots, x_n), b = max(x_0, x_1, \\dots, x_n)\\) \u3067\u3042\u308b.<\/p>\n

\\(x\\) \u304c \\([a, b]\\) \u5185\u306b\u3042\u308b\u3068\u304d\u306b\u300c\u88dc\u9593\u300d(\u3042\u308b\u3044\u306f\u300c\u5185\u633f\u300d), \\(x\\) \u304c \\([a, b]\\) \u306e\u5916\u306b\u3042\u308b\u3068\u304d\u306b\u300c\u88dc\u5916\u300d(\u3042\u308b\u3044\u306f\u300c\u5916\u633f\u300d) \u3068\u3044\u3046\u3053\u3068\u304c\u3042\u308b.<\/p>\n

\u88dc\u9593\u306f, \u8a08\u7b97\u304c\u96e3\u3057\u3044 (\u3042\u308b\u3044\u306f, \u6642\u9593\u304c\u304b\u304b\u308b) \u95a2\u6570\u3092\u8a08\u7b97\u3057\u3084\u3059\u3044\u88dc\u9593\u5f0f\u3067\u4ee3\u66ff\u3059\u308b\u95a2\u6570\u8fd1\u4f3c\u306e\u3088\u3046\u306a\u4f7f\u3044\u65b9\u306e\u4ed6\u306b, \u6570\u5024\u7a4d\u5206\u306a\u3069\u306b\u3082\u5fdc\u7528\u3055\u308c\u308b.<\/p>\n

\u306a\u304a, \u88dc\u9593\u5f0f\u306f\u5fc5\u305a\u6a19\u672c\u70b9\u3092\u901a\u308b (\u6a19\u672c\u70b9\u3067\u306f\u305d\u308c\u306b\u4e00\u81f4\u3059\u308b) \u305f\u3081, \u89b3\u6e2c\u5024\u306a\u3069\u8aa4\u5dee\u3092\u542b\u3093\u3067\u3044\u308b\u3082\u306e\u306f\u88dc\u9593\u306e\u305f\u3081\u306e\u30c7\u30fc\u30bf\u3068\u3057\u3066\u306f\u9069\u3055\u306a\u3044. \u305d\u306e\u3088\u3046\u306a\u5834\u5408\u306b\u306f, \u88dc\u9593\u3067\u306f\u306a\u304f\u6700\u5c0f\u4e8c\u4e57\u6cd5\u3092\u9069\u7528\u3059\u3079\u304d\u3067\u3042\u308b.<\/p>\n

\u76ee\u6b21<\/h3>\n

6.1 \u591a\u9805\u5f0f\u88dc\u9593 (\u30e9\u30b0\u30e9\u30f3\u30b8\u30e5\u88dc\u9593, \u30cb\u30e5\u30fc\u30c8\u30f3\u88dc\u9593)<\/a>
\n6.2 \u30a8\u30eb\u30df\u30fc\u30c8\u88dc\u9593<\/a>
\n6.3 \u76f4\u4ea4\u591a\u9805\u5f0f\u88dc\u9593<\/a>
\n6.4 \u30b9\u30d7\u30e9\u30a4\u30f3\u88dc\u9593 (\u672a\u5b8c)
\n6.5 \u5b9f\u7528\u30eb\u30fc\u30c1\u30f3\u306e\u30d9\u30f3\u30c1\u30de\u30fc\u30af (\u672a\u5b8c)<\/p>\n\n

\u672c\u7ae0\u306e\u53c2\u8003\u6587\u732e<\/h4>\n[1] \u68ee\u6b63\u6b66\u300c\u6570\u5024\u89e3\u6790 (\u7b2c2\u7248)\u300d(2002) \u5171\u7acb\u51fa\u7248
\n[2] \u6749\u539f\u6b63\u9855, \u5ba4\u7530\u4e00\u96c4\u300c\u6570\u5024\u8a08\u7b97\u6cd5\u306e\u6570\u7406\u300d(1994) \u5ca9\u6ce2\u66f8\u5e97
\n[3] \u4e8c\u5bae\u5e02\u4e09, \u4ed6\u300c\u6570\u5024\u8a08\u7b97\u306e\u3064\u307c\u300d(2004) \u5171\u7acb\u51fa\u7248
\n[4] \u68ee\u6b63\u6b66\u300cFORTRAN 77 \u6570\u5024\u8a08\u7b97\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u300d(1986) \u5ca9\u6ce2\u66f8\u5e97
\n[5] “NIST Handbook of Mathematical Functions”, May 2010<\/p>\n","protected":false},"excerpt":{"rendered":"

\u306f\u3058\u3081\u306b \u533a\u9593 \\([a, b]\\) \u5185\u306e \\(n + 1\\) \u500b\u306e\u76f8\u7570\u306a\u308b\u70b9 \\(x_0, x_1, \\dots, x_n\\) \u306b\u304a\u3051\u308b\u95a2\u6570 \\(f(x)\\) \u306e\u5024 \\(f(x_0), f(x_1), \\dots, f […]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[13],"tags":[],"class_list":["post-5432","post","type-post","status-publish","format-standard","hentry","category-num"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ktech.biz\/jp\/wp-json\/wp\/v2\/posts\/5432","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ktech.biz\/jp\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ktech.biz\/jp\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ktech.biz\/jp\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ktech.biz\/jp\/wp-json\/wp\/v2\/comments?post=5432"}],"version-history":[{"count":11,"href":"https:\/\/www.ktech.biz\/jp\/wp-json\/wp\/v2\/posts\/5432\/revisions"}],"predecessor-version":[{"id":5507,"href":"https:\/\/www.ktech.biz\/jp\/wp-json\/wp\/v2\/posts\/5432\/revisions\/5507"}],"wp:attachment":[{"href":"https:\/\/www.ktech.biz\/jp\/wp-json\/wp\/v2\/media?parent=5432"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ktech.biz\/jp\/wp-json\/wp\/v2\/categories?post=5432"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ktech.biz\/jp\/wp-json\/wp\/v2\/tags?post=5432"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}