{"id":8299,"date":"2022-10-25T06:30:03","date_gmt":"2022-10-24T21:30:03","guid":{"rendered":"https:\/\/www.educational-lounge.com\/?p=8299"},"modified":"2022-10-25T01:37:52","modified_gmt":"2022-10-24T16:37:52","slug":"%e6%99%ae%e6%ae%b5%e3%81%a8%e3%81%af%e9%81%95%e3%81%86%e8%a7%92%e5%ba%a6%e3%81%a7%e6%95%b0%e5%ad%a6%e3%81%a8%e6%88%af%e3%82%8c%e3%82%8b%ef%bc%81%e3%80%8c%e6%95%b0%e5%ad%a6%e5%8f%b2%e3%80%8d%e3%82%af","status":"publish","type":"post","link":"https:\/\/www.educational-lounge.com\/?p=8299","title":{"rendered":"\u666e\u6bb5\u3068\u306f\u9055\u3046\u89d2\u5ea6\u3067\u6570\u5b66\u3068\u622f\u308c\u308b\uff01\u300c\u6570\u5b66\u53f2\u300d\u30af\u30a4\u30ba\u3010\u51686\u554f\u3011"},"content":{"rendered":"<p>\u3069\u3046\u3082, \u307f\u306a\u3055\u3093\u3053\u3093\u306b\u3061\u306f\u3002\u9ad8\u6a4b\u4f73\u4f51\u3067\u3059\u3002<\/p>\n<p>\u4eca\u56de\u306f\u6570\u5b66\u53f2\u30af\u30a4\u30ba\u3092\u51fa\u3057\u307e\u3059\u3002\u666e\u6bb5\u306e\u52c9\u5f37\u3068\u306f\u9055\u3063\u305f\u89d2\u5ea6\u3067\u6570\u5b66\u306b\u89e6\u308c\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\n\u554f\u984c\u306f\u5168\u90e8\u30676\u554f\u3067\u3059\u3002<\/p>\n<p>\u305d\u308c\u3067\u306f\u65e9\u901f\u3044\u3063\u3066\u307f\u307e\u3057\u3087\u3046\uff01<\/p>\n<p>&nbsp;<\/p>\n<div class=\"sc_frame_wrap inframe orange\">\n<div class=\"sc_frame_title\">\u7b2c\uff11\u554f<\/div>\n<div class=\"sc_frame\">\n<p><strong>\u53e4\u4ee3\u30ae\u30ea\u30b7\u30e3\u306e\u30a2\u30eb\u30ad\u30e1\u30c7\u30b9\u304c\u8003\u3048\u305f\u5186\u5468\u7387 $\\pi$ \u306e\u8fd1\u4f3c\u5024\u306f\u6b21\u306e\u3046\u3061\u3069\u308c\u3067\u3057\u3087\u3046\u3002<\/strong><br \/>\n\u2460 $\\dfrac{223}{7} &lt; \\pi &lt; \\dfrac{22}{7}$<br \/>\n\u2461 $\\dfrac{256}{81}$<br \/>\n\u2462 $\\sqrt{10}$<\/p>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<div class=\"sc_frame_wrap inframe orange\">\n<div class=\"sc_frame_title\">\u7b2c\uff12\u554f<\/div>\n<div class=\"sc_frame\"><strong>\u6570\u5b66A\u300c\u56f3\u5f62\u306e\u6027\u8cea\u300d\u3067\u5b66\u7fd2\u3059\u308b\u30c1\u30a7\u30d0\u306e\u5b9a\u7406\u3068\u30e1\u30cd\u30e9\u30a6\u30b9\u306e\u5b9a\u7406\u304c\u767a\u8868\u3055\u308c\u305f\u306e\u304c\u65e9\u3044\u306e\u306f\u3069\u3061\u3089\u3067\u3057\u3087\u3046\u3002<\/strong><br \/>\n\u2460 \u30c1\u30a7\u30d0\u306e\u5b9a\u7406<br \/>\n\u2461 \u30e1\u30cd\u30e9\u30a6\u30b9\u306e\u5b9a\u7406<br \/>\n\u2462 \u307b\u3068\u3093\u3069\u540c\u6642\u671f<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<div class=\"sc_frame_wrap inframe orange\">\n<div class=\"sc_frame_title\">\u7b2c\uff13\u554f<\/div>\n<div class=\"sc_frame\"><strong>\u78ba\u7387\u8ad6\u306e\u5275\u59cb\u8005\u306e1\u4eba\u3067, \u3042\u308b\u3082\u306e\u306e\u5358\u4f4d\u306b\u3082\u306a\u3063\u3066\u3044\u308b\u4eba\u7269\u306f\u6b21\u306e\u3046\u3061\u8ab0\u3067\u3057\u3087\u3046\u3002<\/strong><br \/>\n\u2460 \u30cb\u30e5\u30fc\u30c8\u30f3<br \/>\n\u2461 \u30d1\u30b9\u30ab\u30eb<br \/>\n\u2462 \u30d5\u30a1\u30e9\u30c7\u30fc<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<div class=\"sc_frame_wrap inframe orange\">\n<div class=\"sc_frame_title\">\u7b2c\uff14\u554f<\/div>\n<div class=\"sc_frame\"><strong>1600\u5e74\u4ee3\u306b\u822a\u6d77\u3084\u5929\u6587\u89b3\u6e2c\u306b\u7528\u3044\u3089\u308c\u305f\u3082\u306e\u3068\u3057\u3066<span style=\"text-decoration: underline;\">\u9069\u5207\u3067\u306a\u3044<\/span>\u306e\u306f\u6b21\u306e\u3046\u3061\u3069\u308c\u3067\u3057\u3087\u3046\u3002<\/strong><br \/>\n\u2460 \u5bfe\u6570\u8868<br \/>\n\u2461 \u4e09\u89d2\u95a2\u6570\u8868<br \/>\n\u2462 \u865a\u6570$i$<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<div class=\"sc_frame_wrap inframe orange\">\n<div class=\"sc_frame_title\">\u7b2c\uff15\u554f<\/div>\n<div class=\"sc_frame\"><strong>\u30aa\u30a4\u30e9\u30fc\u304c\u8a18\u3057\u305f\u3082\u306e\u306e\u4e2d\u3067\u201c $i$ \u201d\u306f\u6700\u521d\u4f55\u3092\u8868\u3059\u3082\u306e\u3060\u3063\u305f\u3067\u3057\u3087\u3046\u3002<\/strong><br \/>\n\u2460 \u865a\u6570\u5358\u4f4d<br \/>\n\u2461 $\\int$<br \/>\n\u2462 $\\infty$<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<div class=\"sc_frame_wrap inframe orange\">\n<div class=\"sc_frame_title\">\u7b2c\uff16\u554f<\/div>\n<div class=\"sc_frame\"><strong>\u6b21\u306e\u3046\u3061\u3067, 1800\u5e74\u4ee3\u306b\u6d3b\u8e8d\u3057\u305f\u30d5\u30fc\u30ea\u30a8\u306e\u696d\u7e3e\u3068\u3057\u3066\u6700\u3082\u9069\u5207\u306a\u3082\u306e\u306f\u3069\u308c\u3067\u3057\u3087\u3046\u3002<\/strong><br \/>\n\u2460\u3044\u308d\u3044\u308d\u306a\u95a2\u6570\u3092\u4e09\u89d2\u95a2\u6570\u3067\u8868\u305d\u3046\u3068\u3057\u305f\u3002<br \/>\n\u2461 \u3044\u308d\u3044\u308d\u306a\u95a2\u6570\u3092\u591a\u9805\u5f0f\u3067\u8868\u305d\u3046\u3068\u3057\u305f\u3002<br \/>\n\u2462 \u3044\u308d\u3044\u308d\u306a\u95a2\u6570\u306e\u4e0d\u5b9a\u7a4d\u5206\u3092\u6c42\u3081\u305f\u3002<\/div>\n<\/div>\n<div class=\"sc_designlist li fa_angle_d black\">\n<ul>\n<li>\u89e3\u7b54\u30fb\u89e3\u8aac\u306f<a href=\"https:\/\/www.educational-lounge.com\/?p=8299&amp;page=2\">\u6b21\u30da\u30fc\u30b8<\/a>\u3078<\/li>\n<\/ul>\n<\/div>\n<p><script src=\"https:\/\/cdnjs.cloudflare.com\/ajax\/libs\/mathjax\/2.7.5\/MathJax.js?config=TeX-AMS_CHTML\" type=\"text\/javascript\">    \n    MathJax.Hub.Config({\n        HTML: [\"input\/TeX\",\"output\/HTML-CSS\"],\n        TeX: {\n               Macros: {\n                        bm: [\"\\\\boldsymbol{#1}\", 1]},\n               extensions: [\"AMSmath.js\",\"AMSsymbols.js\",\"color.js\"],\n               equationNumbers: { autoNumber: \"AMS\" } },\n        extensions: [\"tex2jax.js\"],\n        jax: [\"input\/TeX\",\"output\/HTML-CSS\"],\n        tex2jax: { inlineMath: [ ['$','$'], [\"\\\\(\",\"\\\\)\"] ],\n                   displayMath: [ ['$$','$$']], \n                   processEscapes: true },\n        \"HTML-CSS\": { availableFonts: [\"TeX\"],\n                      linebreaks: { automatic: true } }\n    });\n<\/script><\/p>\n<p><!--nextpage--><\/p>\n<h2 style=\"padding: .25em 0.5em .75em; border-left: 6px solid orange; border-bottom: 1px solid #ccc;\">\u7b2c\uff11\u554f\u306e\u89e3\u7b54\u3068\u89e3\u8aac<\/h2>\n<div class=\"sc_frame_wrap inframe orange\">\n<div class=\"sc_frame_title\">\u7b2c\uff11\u554f<\/div>\n<div class=\"sc_frame\">\n<p><strong>\u53e4\u4ee3\u30ae\u30ea\u30b7\u30e3\u306e\u30a2\u30eb\u30ad\u30e1\u30c7\u30b9\u304c\u8003\u3048\u305f\u5186\u5468\u7387 $\\pi$ \u306e\u8fd1\u4f3c\u5024\u306f\u6b21\u306e\u3046\u3061\u3069\u308c\u3067\u3057\u3087\u3046\u3002<\/strong><br \/>\n\u2460 $\\dfrac{223}{7} &lt; \\pi &lt; \\dfrac{22}{7}$<br \/>\n\u2461 $\\dfrac{256}{81}$<br \/>\n\u2462 $\\sqrt{10}$<\/p>\n<\/div>\n<\/div>\n<h3 class=\"sc_heading rlborder orange\"><span class=\"sc_title\">\u89e3\u8aac<\/span><\/h3>\n<p>\u6b63\u89e3\u306f<strong>\u2460 $\\dfrac{223}{7} &lt; \\pi &lt; \\dfrac{22}{7}$<\/strong>\u3067\u3059\u3002<br \/>\n\u5186\u306b\u5185\u63a5\u3059\u308b\u6b63\u591a\u89d2\u5f62\u3068\u5916\u63a5\u3059\u308b\u6b63\u591a\u89d2\u5f62\u304b\u3089\u5c0e\u3044\u3066\u3044\u307e\u3059\u3002<\/p>\n<div class=\"sc_frame_wrap solid custom\">\n<div class=\"sc_frame \" style=\"border-color: #f3f3f3; background-color: #f3f3f3; color: #333;\">\n<div class=\"sc_frame_text\"><strong>\u2461 $\\dfrac{256}{81}$<\/strong>\u306f\u53e4\u4ee3\u30a8\u30b8\u30d7\u30c8\u3067\u7528\u3044\u3089\u308c\u305f\u8fd1\u4f3c\u3067\uff0c<strong>\u2462 $\\sqrt{10}$<\/strong>\u306f\u897f\u66a61\u4e16\u7d00\u4ee5\u964d\u306e\u4e2d\u56fd\u3067\u4f7f\u308f\u308c\u3066\u3044\u305f\u3053\u3068\u304c\u767a\u898b\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/div>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<h2 style=\"padding: .25em 0.5em .75em; border-left: 6px solid orange; border-bottom: 1px solid #ccc;\">\u7b2c\uff12\u554f\u306e\u89e3\u7b54\u3068\u89e3\u8aac<\/h2>\n<div class=\"sc_frame_wrap inframe orange\">\n<div class=\"sc_frame_title\">\u7b2c\uff12\u554f<\/div>\n<div class=\"sc_frame\"><strong>\u6570\u5b66A\u300c\u56f3\u5f62\u306e\u6027\u8cea\u300d\u3067\u5b66\u7fd2\u3059\u308b\u30c1\u30a7\u30d0\u306e\u5b9a\u7406\u3068\u30e1\u30cd\u30e9\u30a6\u30b9\u306e\u5b9a\u7406\u304c\u767a\u8868\u3055\u308c\u305f\u306e\u304c\u65e9\u3044\u306e\u306f\u3069\u3061\u3089\u3067\u3057\u3087\u3046\u3002<\/strong><br \/>\n\u2460 \u30c1\u30a7\u30d0\u306e\u5b9a\u7406<br \/>\n\u2461 \u30e1\u30cd\u30e9\u30a6\u30b9\u306e\u5b9a\u7406<br \/>\n\u2462 \u307b\u3068\u3093\u3069\u540c\u6642\u671f<\/div>\n<\/div>\n<h3 class=\"sc_heading rlborder orange\"><span class=\"sc_title\">\u89e3\u8aac<\/span><\/h3>\n<p>\u6b63\u89e3\u306f<strong>\u2461 \u30e1\u30cd\u30e9\u30a6\u30b9\u306e\u5b9a\u7406<\/strong>\u3067\u3059\u3002<\/p>\n<div class=\"sc_frame_wrap solid custom\">\n<div class=\"sc_frame \" style=\"border-color: #efefff; background-color: #efefff; color: #333;\">\n<div class=\"sc_frame_text\">\u30c1\u30a7\u30d0\u306e\u5b9a\u7406\u306f1678\u5e74\u300c\u76f4\u7dda\u306b\u3064\u3044\u3066\u300d\u306b\u8ff0\u3079\u3089\u308c\u3066\u3044\u3066, \u30e1\u30cd\u30e9\u30a6\u30b9\u306e\u5b9a\u7406\u306f100\u5e74\u9803\u300c\u7403\u9762\u8ad6\u300d\u306e\u4e2d\u3067\u8ff0\u3079\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/div>\n<\/div>\n<\/div>\n<p>\u6559\u79d1\u66f8\u3067\u306f\u4e26\u3093\u3067\u3044\u307e\u3059\u304c, \u6b74\u53f2\u7684\u306b\u307f\u308b\u3068\u3068\u3066\u3082\u305a\u308c\u304c\u3042\u308a\u307e\u3059\u306d\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2 style=\"padding: .25em 0.5em .75em; border-left: 6px solid orange; border-bottom: 1px solid #ccc;\">\u7b2c\uff13\u554f\u306e\u89e3\u7b54\u3068\u89e3\u8aac<\/h2>\n<div class=\"sc_frame_wrap inframe orange\">\n<div class=\"sc_frame_title\">\u7b2c\uff13\u554f<\/div>\n<div class=\"sc_frame\"><strong>\u78ba\u7387\u8ad6\u306e\u5275\u59cb\u8005\u306e1\u4eba\u3067, \u3042\u308b\u3082\u306e\u306e\u5358\u4f4d\u306b\u3082\u306a\u3063\u3066\u3044\u308b\u4eba\u7269\u306f\u6b21\u306e\u3046\u3061\u8ab0\u3067\u3057\u3087\u3046\u3002<\/strong><br \/>\n\u2460 \u30cb\u30e5\u30fc\u30c8\u30f3<br \/>\n\u2461 \u30d1\u30b9\u30ab\u30eb<br \/>\n\u2462 \u30d5\u30a1\u30e9\u30c7\u30fc<\/div>\n<\/div>\n<h3 class=\"sc_heading rlborder orange\"><span class=\"sc_title\">\u89e3\u8aac<\/span><\/h3>\n<p>\u6b63\u89e3\u306f<strong>\u2461\u30d1\u30b9\u30ab\u30eb<\/strong>\u3067\u3059\u3002<\/p>\n<div class=\"sc_frame_wrap solid custom\">\n<div class=\"sc_frame \" style=\"border-color: #efefff; background-color: #efefff; color: #333;\">\n<div class=\"sc_frame_text\">\u30d1\u30b9\u30ab\u30eb\u306f\u53cb\u4eba\u304b\u3089\u30b5\u30a4\u30b3\u30ed\u6295\u3052\u306b\u95a2\u3059\u308b\u8cea\u554f\u3092\u53d7\u3051, \u305d\u306e\u554f\u984c\u306b\u3064\u3044\u3066, \u30d5\u30a7\u30eb\u30de\u30fc\u3068\u624b\u7d19\u306e\u3084\u308a\u53d6\u308a\u3092\u3057\u307e\u3057\u305f\u3002<br \/>\n\u305d\u308c\u304c\u78ba\u7387\u8ad6\u306e\u51fa\u767a\u70b9\u3068\u8a00\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/div>\n<\/div>\n<\/div>\n<p>\u30d5\u30a7\u30eb\u30de\u30fc\u306f, \u30d5\u30a7\u30eb\u30de\u30fc\u306e\u6700\u7d42\u5b9a\u7406\u3067\u304a\u306a\u3058\u307f\u306e\u4eba\u7269\u3067\u3059\u3002<br \/>\n\u307e\u305f, \u30d1\u30b9\u30ab\u30eb\u306f\u5727\u529b\u306e\u5358\u4f4d\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<div class=\"sc_frame_wrap solid custom\">\n<div class=\"sc_frame \" style=\"border-color: #f3f3f3; background-color: #f3f3f3; color: #333;\">\n<div class=\"sc_frame_text\"><strong>\u2460\u30cb\u30e5\u30fc\u30c8\u30f3<\/strong>\u306f\u6570\u5b66\u2161\u300c\u5fae\u5206\u7a4d\u5206\u5b66\u300d\u3092\u8003\u3048\u305f\u4eba\u7269\u3067, \u529b\u306e\u5358\u4f4d\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<br \/>\n<strong>\u2462\u30d5\u30a1\u30e9\u30c7\u30fc<\/strong>\u306f\u96fb\u78c1\u8a98\u5c0e\u306e\u767a\u898b\u306a\u3069\u3067\u6709\u540d\u3067, \u9759\u96fb\u5bb9\u91cf\u306e\u5358\u4f4d\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/div>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<h2 style=\"padding: .25em 0.5em .75em; border-left: 6px solid orange; border-bottom: 1px solid #ccc;\">\u7b2c\uff14\u554f\u306e\u89e3\u7b54\u3068\u89e3\u8aac<\/h2>\n<div class=\"sc_frame_wrap inframe orange\">\n<div class=\"sc_frame_title\">\u7b2c\uff14\u554f<\/div>\n<div class=\"sc_frame\"><strong>1600\u5e74\u4ee3\u306b\u822a\u6d77\u3084\u5929\u6587\u89b3\u6e2c\u306b\u7528\u3044\u3089\u308c\u305f\u3082\u306e\u3068\u3057\u3066<span style=\"text-decoration: underline;\">\u9069\u5207\u3067\u306a\u3044<\/span>\u306e\u306f\u6b21\u306e\u3046\u3061\u3069\u308c\u3067\u3057\u3087\u3046\u3002<\/strong><br \/>\n\u2460 \u5bfe\u6570\u8868<br \/>\n\u2461 \u4e09\u89d2\u95a2\u6570\u8868<br \/>\n\u2462 \u865a\u6570 $i$<\/div>\n<\/div>\n<h3 class=\"sc_heading rlborder orange\"><span class=\"sc_title\">\u89e3\u8aac<\/span><\/h3>\n<p>\u6b63\u89e3\u306f<strong>\u2462 \u865a\u6570 $i$ <\/strong>\u3067\u3059\u3002<\/p>\n<div class=\"sc_frame_wrap solid custom\">\n<div class=\"sc_frame \" style=\"border-color: #efefff; background-color: #efefff; color: #333;\">\n<div class=\"sc_frame_text\">\u865a\u6570 $i$ \u3092\u521d\u3081\u3066\u4f7f\u3063\u305f\u306e\u306f\u30aa\u30a4\u30e9\u30fc\u3068\u8a00\u308f\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\n1777\u5e74\u306e\u3053\u3068\u3067\u3059\u3002<\/div>\n<\/div>\n<\/div>\n<p><strong>\u2460 \u5bfe\u6570\u8868<\/strong>, <strong>\u2461 \u4e09\u89d2\u95a2\u6570\u8868<\/strong>\u306b\u3064\u3044\u3066, \u4f8b\u3048\u3070, $766 \u00d7 515$\u3092\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>$766 \u00d7 515 = 0.766 \u00d7 0.515 \u00d7 10^6$\u3067\u3042\u308a, \u4e09\u89d2\u6bd4\u306e\u8868\u304b\u3089,$$\u00a0\\sin 50^\\circ = 0.7660, \u00a0\\sin 31^\\circ = 0.5150, \\cos 19^\\circ = 0.9455, \\cos 81^\\circ = 0.1564$$\u3067\u3042\u308b\u304b\u3089, \u6570\u5b66II\u300c\u4e09\u89d2\u95a2\u6570\u300d\u3067\u5b66\u7fd2\u3059\u308b\u7a4d\u548c\u306e\u516c\u5f0f\u3088\u308a,$$\u00a0\\sin 50^\\circ\u00a0\\sin 31^\\circ =\\dfrac{\\cos 19^\\circ - \\cos 81^\\circ}{2}=0.3945$$\u3068\u306a\u308a\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\uff0c$$766 \u00d7 515=0.766 \u00d7 0.515 \u00d7 10^6 =\\sin 50^\\circ \\sin 31^\\circ \u00d7 10^6 =0.3945 \u00d7 10^6 =394500$$\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f,$766 \u00d7 515 = 7.66 \u00d7 5.15 \u00d7 10^4$\u3067\u3042\u308a, \u6570\u5b66\u2161\u300c\u5bfe\u6570\u95a2\u6570\u300d\u3067\u5b66\u7fd2\u3059\u308b\u5e38\u7528\u5bfe\u6570\u306e\u8868\u304b\u3089,$$\\log_{10} 7.66 = 0.8842, \\log_{10} 5.15 = 0.7118$$\u3067\u3042\u308b\u304b\u3089,$$\\log_{10} 766 \u00d7 515 = \\log_{10} 7.66 \u00d7 5.15 \u00d7 10^4 = \\log_{10} 7.66 + \\log_{10} 5.15 + 4 =5.596$$\u3068\u306a\u308a\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066,$$766 \u00d7 515 =10^{5.596} = 10^5 \u00d7 10^{0.596}$$\u3068\u306a\u308a\u307e\u3059\u3002$10^{0.596}$\u306f\u5e38\u7528\u5bfe\u6570\u8868\u3088\u308a$3.94$\u3068$3.95$\u306e\u9593\u306b\u3042\u308b\u3053\u3068\u304c\u5206\u304b\u308b\u306e\u3067, \u5927\u96d1\u628a\u306a\u5024\u306f,$$3.94 \u00d7 10^5 = 394000$$\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u5b9f\u969b\u306f,$766 \u00d7 515 = 394490$\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<div class=\"sc_frame_wrap solid custom\">\n<div class=\"sc_frame \" style=\"border-color: #f3f3f3; background-color: #f3f3f3; color: #333;\">\n<div class=\"sc_frame_text\">\u4e09\u89d2\u6bd4\u306e\u8868\u3084\u5e38\u7528\u5bfe\u6570\u8868\u306f\u8fd1\u4f3c\u5024\u3067\u3059\u3002<br \/>\n\u4e0a\u306e\u3088\u3046\u306b, \u6841\u6570\u306e\u5927\u304d\u3044\u639b\u3051\u7b97\u3092\u8868\u3068\u8db3\u3057\u7b97\u306e\u307f\u3067\u8fd1\u4f3c\u5024\u304c\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/div>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<h2 style=\"padding: .25em 0.5em .75em; border-left: 6px solid orange; border-bottom: 1px solid #ccc;\">\u7b2c\uff15\u554f\u306e\u89e3\u7b54\u3068\u89e3\u8aac<\/h2>\n<div class=\"sc_frame_wrap inframe orange\">\n<div class=\"sc_frame_title\">\u7b2c\uff15\u554f<\/div>\n<div class=\"sc_frame\"><strong>\u30aa\u30a4\u30e9\u30fc\u304c\u8a18\u3057\u305f\u3082\u306e\u306e\u4e2d\u3067\u201c $i$ \u201d\u306f\u6700\u521d\u4f55\u3092\u8868\u3059\u3082\u306e\u3060\u3063\u305f\u3067\u3057\u3087\u3046\u3002<\/strong><br \/>\n\u2460 \u865a\u6570\u5358\u4f4d<br \/>\n\u2461 $\\int$<br \/>\n\u2462 $\\infty$<\/div>\n<\/div>\n<h3 class=\"sc_heading rlborder orange\"><span class=\"sc_title\">\u89e3\u8aac<\/span><\/h3>\n<p>\u6b63\u89e3\u306f <strong>\u2462 $\\infty$<\/strong>\u3067\u3059\u3002<\/p>\n<div class=\"sc_frame_wrap solid custom\">\n<div class=\"sc_frame \" style=\"border-color: #efefff; background-color: #efefff; color: #333;\">\n<div class=\"sc_frame_text\">\n<p>\u30aa\u30a4\u30e9\u30fc\u306f $\\infty$ \u3082$1$\u3064\u306e\u6570\u306e\u3088\u3046\u306b\u66f8\u3044\u3066\u304a\u308a, \u73fe\u5728\u306a\u3089$$\\lim_{n \\to \\infty}(1 + \\dfrac{1}{n})^n = e$$\u3068\u66f8\u304f\u3068\u3053\u308d\u3092<\/p>\n<p style=\"text-align: center;\">$(1 +\\dfrac{1}{i})^i = e$\uff08\u3064\u307e\u308a$(1+ \\dfrac{1}{\\infty})^\\infty = e$ \u306e\u610f\u5473\uff09<\/p>\n<p>\u3068\u66f8\u3044\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<p>$e$ \u3092\u6700\u521d\u306b\u7528\u3044\u305f\u306e\u306f\u30aa\u30a4\u30e9\u30fc\u3068\u8a00\u308f\u308c\u3066\u3044\u3066, \u5186\u5468\u7387 $\\pi$ \u306e\u8a18\u53f7\u3092\u5e83\u3081\u305f\u306e\u3082\u30aa\u30a4\u30e9\u30fc\u3068\u8a00\u308f\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\n\u306e\u3061\u306b\u30aa\u30a4\u30e9\u30fc\u306f$\\sqrt{-1}$\u3092\u6539\u3081\u3066 $i$ \u3068\u3057\u3066\u63a1\u7528\u3057\u307e\u3057\u305f\u3002<\/p>\n<h2 style=\"padding: .25em 0.5em .75em; border-left: 6px solid orange; border-bottom: 1px solid #ccc;\">\u7b2c\uff16\u554f\u306e\u89e3\u7b54\u3068\u89e3\u8aac<\/h2>\n<div class=\"sc_frame_wrap inframe orange\">\n<div class=\"sc_frame_title\">\u7b2c\uff16\u554f<\/div>\n<div class=\"sc_frame\"><strong>\u6b21\u306e\u3046\u3061\u3067, 1800\u5e74\u4ee3\u306b\u6d3b\u8e8d\u3057\u305f\u30d5\u30fc\u30ea\u30a8\u306e\u696d\u7e3e\u3068\u3057\u3066\u6700\u3082\u9069\u5207\u306a\u3082\u306e\u306f\u3069\u308c\u3067\u3057\u3087\u3046\u3002<\/strong><br \/>\n\u2460\u3044\u308d\u3044\u308d\u306a\u95a2\u6570\u3092\u4e09\u89d2\u95a2\u6570\u3067\u8868\u305d\u3046\u3068\u3057\u305f\u3002<br \/>\n\u2461 \u3044\u308d\u3044\u308d\u306a\u95a2\u6570\u3092\u591a\u9805\u5f0f\u3067\u8868\u305d\u3046\u3068\u3057\u305f\u3002<br \/>\n\u2462 \u3044\u308d\u3044\u308d\u306a\u95a2\u6570\u306e\u4e0d\u5b9a\u7a4d\u5206\u3092\u6c42\u3081\u305f\u3002<\/div>\n<\/div>\n<h3 class=\"sc_heading rlborder orange\"><span class=\"sc_title\">\u89e3\u8aac<\/span><\/h3>\n<p>\u6b63\u89e3\u306f<strong>\u2460 \u3044\u308d\u3044\u308d\u306a\u95a2\u6570\u3092\u4e09\u89d2\u95a2\u6570\u306e\u7d1a\u6570\u3067\u8868\u305d\u3046\u3068\u3057\u305f\u3002<\/strong>\u3067\u3059\u3002<\/p>\n<div class=\"sc_frame_wrap solid custom\">\n<div class=\"sc_frame \" style=\"border-color: #efefff; background-color: #efefff; color: #333;\">\n<div class=\"sc_frame_text\">\u9ad8\u6821\u6570\u5b66\u7bc4\u56f2\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c, \u95a2\u6570$f(x) = x(\u2212\\pi \\leqq x \\leqq \\pi)$\u306e\u30d5\u30fc\u30ea\u30a8\u7d1a\u6570\u306f$$\\sum\\limits_{n=1}^\\infty \\dfrac{2}{n}(-1)^{n-1} \\sin nx$$\u3068\u306a\u308a\u307e\u3059\u3002<\/div>\n<\/div>\n<\/div>\n<p>\u5b9f\u969b$n=5$\u307e\u3067\u306e\u30b0\u30e9\u30d5\u3068\u6bd4\u8f03\u3059\u308b\u3068<a href=\"https:\/\/www.educational-lounge.com\/wp-content\/uploads\/2022\/10\/221024.jpg\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" src=\"https:\/\/www.educational-lounge.com\/wp-content\/uploads\/2022\/10\/221024.jpg\" alt=\"\" width=\"640\" height=\"170\" class=\"aligncenter wp-image-8312\" srcset=\"https:\/\/www.educational-lounge.com\/wp-content\/uploads\/2022\/10\/221024.jpg 470w, https:\/\/www.educational-lounge.com\/wp-content\/uploads\/2022\/10\/221024-300x80.jpg 300w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/a><br \/>\n\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\uff0c\u5927\u5b66\u5165\u8a66\u3067\u3082\u51fa\u984c\u3055\u308c\u308b$$\\int_{-\\pi}^{\\pi} \\cos mx \\cos nxdx =\u00a0\\begin{cases}{\\pi (m = n)}\\\\\u00a0{0(m \\neq n)}\u00a0\\end{cases}$$\u306e\u3088\u3046\u306a\u7a4d\u5206\u304c\u3088\u304f\u73fe\u308c\u307e\u3059\u3002<\/p>\n<p>\u3055\u3089\u306b\uff0c\u30d5\u30fc\u30ea\u30a8\u7d1a\u6570\u3092\u5229\u7528\u3057\u3066$$\\sum\\limits_{n=1}^\\infty \\dfrac{1}{n^2} = \\dfrac{\\pi^2}{6}$$\u304c\u5f97\u3089\u308c\u305f\u308a\u3057\u307e\u3059\u3002<\/p>\n<div class=\"sc_frame_wrap solid custom\">\n<div class=\"sc_frame \" style=\"border-color: #f3f3f3; background-color: #f3f3f3; color: #333;\">\n<div class=\"sc_frame_text\"><strong>\u2461 \u3044\u308d\u3044\u308d\u306a\u95a2\u6570\u3092\u591a\u9805\u5f0f\u306e\u7d1a\u6570\u3067\u8868\u305d\u3046\u3068\u3057\u305f<\/strong>\u306e\u306f\u30c6\u30a4\u30e9\u30fc\u3068\u30de\u30af\u30ed\u30fc\u30ea\u30f3\u3067, \u6570\u5b66\u2162\u306e\u300c\u88cf\u6280\u300d\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u305f\u8a18\u4e8b\u3067\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<\/div>\n<\/div>\n<\/div>\n<p>\u25bc<a href=\"https:\/\/www.educational-lounge.com\/?p=7979\" target=\"_blank\" rel=\"noopener\">\u300c\u6570\u5b66\u2162\u306e\u300c\u88cf\u6280\u300d\u3068\u306e\u6b63\u3057\u3044\u4ed8\u304d\u5408\u3044\u65b9\u3010\u88cf\u6280\uff13\u9078\u3011\u300d<\/a><br \/>\n<div class=\"linkcard\"><div class=\"lkc-internal-wrap\"><a class=\"lkc-link no_icon\" href=\"https:\/\/www.educational-lounge.com\/?p=7979\" data-lkc-id=\"394\" target=\"_blank\"><div class=\"lkc-card\"><div class=\"lkc-info\"><div class=\"lkc-favicon\"><img decoding=\"async\" data-src=\"https:\/\/www.google.com\/s2\/favicons?domain=www.educational-lounge.com\" alt=\"\" width=\"16\" height=\"16\" class=\"lazyload\" \/><\/div><div class=\"lkc-domain\">Educational Lounge<\/div><\/div><div class=\"lkc-content\"><figure class=\"lkc-thumbnail\"><img decoding=\"async\" class=\"lkc-thumbnail-img lazyload\" data-src=\"\/\/www.educational-lounge.com\/wp-content\/uploads\/2022\/07\/eyecatch_math3_2207.jpg\" width=\"100px\" height=\"108px\" alt=\"\" \/><\/figure><div class=\"lkc-title\">\u6570\u5b66\u2162\u306e\u300c\u88cf\u6280\u300d\u3068\u306e\u6b63\u3057\u3044\u4ed8\u304d\u5408\u3044\u65b9\u3010\u88cf\u6280\uff13\u9078\u3011<\/div><div class=\"lkc-url\" title=\"https:\/\/www.educational-lounge.com\/?p=7979\">https:\/\/www.educational-lounge.com\/?p=7979<\/div><\/div><div class=\"clear\"><\/div><\/div><\/a><\/div><\/div><\/p>\n<h2 style=\"padding: .25em 0.5em .75em; border-left: 6px solid orange; border-bottom: 1px solid #ccc;\">\u304a\u308f\u308a\u306b<\/h2>\n<p>\u30af\u30a4\u30ba\u306f\u3069\u3046\u3067\u3057\u305f\u304b\uff1f<\/p>\n<p>\u6570\u5b66\u306e\u30af\u30a4\u30ba\u306f\u306a\u304b\u306a\u304b\u7d4c\u9a13\u304c\u306a\u3044\u306e\u3067\u306f\u306a\u3044\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u6559\u79d1\u66f8\u3067\u306f\u5b66\u7fd2\u3057\u3084\u3059\u3044\u3088\u3046\u306b\u3001\u9806\u756a\u3084\u8a18\u53f7\u304c\u6574\u5099\u3055\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\n\u6b74\u53f2\u7684\u306a\u6d41\u308c\u3092\u8003\u3048\u3066\u307f\u308b\u306e\u3082\u697d\u3057\u3044\u3082\u306e\u3067\u3059\u3002<\/p>\n<p>\u305d\u308c\u3067\u306f, \u4eca\u56de\u306f\u3053\u306e\u8fba\u3067\uff01<br \/>\n<script src=\"https:\/\/cdnjs.cloudflare.com\/ajax\/libs\/mathjax\/2.7.5\/MathJax.js?config=TeX-AMS_CHTML\" type=\"text\/javascript\">    \n    MathJax.Hub.Config({\n        HTML: [\"input\/TeX\",\"output\/HTML-CSS\"],\n        TeX: {\n               Macros: {\n                        bm: [\"\\\\boldsymbol{#1}\", 1]},\n               extensions: [\"AMSmath.js\",\"AMSsymbols.js\",\"color.js\"],\n               equationNumbers: { autoNumber: \"AMS\" } },\n        extensions: [\"tex2jax.js\"],\n        jax: [\"input\/TeX\",\"output\/HTML-CSS\"],\n        tex2jax: { inlineMath: [ ['$','$'], [\"\\\\(\",\"\\\\)\"] ],\n                   displayMath: [ ['$$','$$']], \n                   processEscapes: true },\n        \"HTML-CSS\": { availableFonts: [\"TeX\"],\n                      linebreaks: { automatic: true } }\n    });\n<\/script><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3069\u3046\u3082, \u307f\u306a\u3055\u3093\u3053\u3093\u306b\u3061\u306f\u3002\u9ad8\u6a4b\u4f73\u4f51\u3067\u3059\u3002 \u4eca\u56de\u306f\u6570\u5b66\u53f2\u30af\u30a4\u30ba\u3092\u51fa\u3057\u307e\u3059\u3002\u666e\u6bb5\u306e\u52c9\u5f37\u3068\u306f\u9055\u3063\u305f\u89d2\u5ea6\u3067\u6570\u5b66\u306b\u89e6\u308c\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002 \u554f\u984c\u306f\u5168\u90e8\u30676\u554f\u3067\u3059\u3002 \u305d\u308c\u3067\u306f\u65e9\u901f\u3044\u3063\u3066\u307f\u307e\u3057\u3087\u3046\uff01 &nbsp; 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