{"id":2433,"date":"2023-06-08T16:07:33","date_gmt":"2023-06-08T07:07:33","guid":{"rendered":"https:\/\/jfs.or.jp\/jfs-cs\/?p=2433"},"modified":"2023-07-09T00:10:21","modified_gmt":"2023-07-08T15:10:21","slug":"electromagnetic-001","status":"publish","type":"post","link":"https:\/\/jfs.or.jp\/jfs-cs\/electromagnetic-001\/","title":{"rendered":"\u96fb\u6c17\u7089\uff1a\u96fb\u78c1\u8a98\u5c0e\u96fb\u6d41\u306b\u3088\u308b\u52a0\u71b1\u3000\u96fb\u78c1\u6c17\u306e\u57fa\u790e\u30fc\uff11\uff08\u30de\u30af\u30b9\u30a6\u30a7\u30eb\u306e\u65b9\u7a0b\u5f0f\uff09"},"content":{"rendered":"<p>\u73fe\u4ee3\u306e\u92f3\u9020\u3067\u306f\u3001\u91d1\u5c5e\u306e\u6eb6\u89e3\u306b\u306f\u3001<br \/>\n\uff11\uff0e\u71c3\u713c\u71b1\uff08\u70ad\u30fb\u77f3\u70ad\u30fb\u30b3\u30fc\u30af\u30b9\u30fb\u30ac\u30b9\uff09<br \/>\n\uff12\uff0e\u96fb\u6c17\u7089\uff08\u62b5\u6297\u767a\u71b1\u30fb\u96fb\u78c1\u8a98\u5c0e\u96fb\u6d41\u306b\u3088\u308b\u52a0\u71b1\u30fb\u30a2\u30fc\u30af\u653e\u96fb\uff09<br \/>\n\uff13\uff0e\u71b1\u7dda\uff08\u592a\u967d\u5149\u306a\u3069\u3092\u30ec\u30f3\u30ba\u5229\u7528\u3057\u3066\u96c6\u4e2d\u3055\u305b\u308b\uff09<\/p>\n<p>\u304c\u5229\u7528\u3055\u308c\u307e\u3059\u304c\u3001\u9291\u9244\u3084\u9285\u5408\u91d1\u306a\u3069\u306e\u9ad8\u6e29\u6eb6\u89e3\u5fc5\u8981\u306a\u5de5\u696d\u7528\u92f3\u9020\u3067\u306f\u3001\u8a98\u5c0e\u52a0\u71b1\u96fb\u6c17\u7089\u304c\u3088\u304f\u5229\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u96fb\u6c17\u8a98\u5c0e\u52a0\u71b1\u5f0f\u96fb\u6c17\u7089\u306f\u3001\u30b3\u30a4\u30eb\u306b\u96fb\u6d41\u3092\u6d41\u3059\u3068\u3001\u30b3\u30a4\u30eb\u5185\u90e8\u306b\u78c1\u5834\u304c\u767a\u751f\u3002\u4ea4\u6d41\u3092\u6d41\u3059\u3068\u96fb\u6d41\u306e\u53cd\u8ee2\u3059\u308b\u305f\u3073\u306b\u78c1\u5834\u304c\u53cd\u8ee2\u3057\u305d\u308c\u306b\u3088\u3063\u3066\u8a98\u5c0e\u96fb\u6d41\u304c\u767a\u751f\u3057\u3066\u767a\u71b1\u3059\u308b\u3053\u3068\u3092\u5229\u7528\u3002<br \/>\n\u8a98\u5c0e\u96fb\u6d41\u304c\u3001\u7089\u306b\u6295\u5165\u3057\u305f\u91d1\u5c5e\u6750\u6599\u306b\u52b9\u7387\u3088\u304f\u767a\u751f\u3059\u308b\u3088\u3046\u306b\u4ea4\u6d41\u30b5\u30a4\u30af\u30eb\u3092\u8abf\u6574\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u9ad8\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u6295\u5165\u3059\u308b\u305f\u3081\u7279\u5225\u9ad8\u5727\u96fb\u6e90\u304b\u3089\u5927\u96fb\u6d41\u306b\u3059\u308b\u305f\u3081\u306b\u5909\u5727\u3057\u3001\u3055\u3089\u306b\u6700\u9069\u306a\u30b5\u30a4\u30af\u30eb\u3068\u3059\u308b\u305f\u3081\u306b\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u30fb\u30a4\u30f3\u30d0\u30fc\u30bf\u30fc\u304c\u7528\u3044\u3089\u308c\u3001\u305d\u306e\u904e\u7a0b\u3067\u767a\u751f\u3059\u308b\u9ad8\u8abf\u6ce2\u3092\u5438\u53ce\u3059\u308b\u305f\u3081\u306e\u88c5\u7f6e\u306a\u3069\u3082\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u96fb\u6c17\u306e\u30a4\u30e1\u30fc\u30b8\u306b\u306f\u3001\u96fb\u6c17\u306e\uff11\u5358\u4f4dC\uff08\u30af\u30fc\u30ed\u30f3\uff09\u540c\u58eb\u304c\uff11\uff4d\u3067\u50cd\u304d\u3042\u3046\u529b\u304c\u3069\u308c\u304f\u3089\u3044\u5927\u304d\u3044\u304b\u3092\u77e5\u308b\u3068\u3001\u305d\u306e\u3059\u3055\u307e\u3058\u3055\u3067\u5b9f\u611f\u3067\u304d\u307e\u3059\u3002<br \/>\n<strong><span style=\"color: #ff0000;\">\u30d7\u30e9\u30b9\u306e\u96fb\u8377\uff11C\u3068\u30de\u30a4\u30ca\u30b9\u306e\u96fb\u8377\uff11C\u304c\uff11\uff4d\u306e\u8ddd\u96e2\u3067\u76f8\u5bfe\u3057\u305f\u6642\u306b\u50cd\u304f\u5f15\u529bF\uff1d<\/span><\/strong>\uff19\uff58\uff11\uff10\u306e9\u4e57\uff2e\uff1d\uff19\uff58\uff11\uff10\u306e8\u4e57\uff2b\uff47\uff37\uff1d\uff19\uff58\uff11\uff10\u306e5\u4e57tW=<span style=\"color: #ff0000;\"><strong>\uff19\uff10\u4e07\u30c8\u30f3\u91cd<\/strong><\/span>\u3002<br \/>\n\u96f7\u96f2\u3067\u96e2\u308c\u305f\u96f2\u3068\u5730\u4e0a\u3068\u3067\u96f7\u304c\u767a\u751f\u3059\u308b\u306e\u3082\u306a\u308b\u307b\u3069\u3067\u3059\u3002<br \/>\n\u4e0b\u6577\u304d\u3092\u3053\u3059\u3063\u305f\u3089\u982d\u306e\u9aea\u306e\u6bdb\u304c\u9006\u7acb\u3064\u306e\u306f\u3001\u91cd\u529b\u3088\u308a\u5927\u304d\u306a\u529b\u304c\u306f\u305f\u304f\u3053\u3068\u3092\u610f\u5473\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u306a\u306e\u3067\u3001\u96fb\u6c17\u3092\u8caf\u3081\u308b\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306e\u5358\u4f4d\u306f\u3001<br \/>\n\u03bc\uff08\u30de\u30a4\u30af\u30ed\u3000\uff11\uff10\u306e\u30fc\uff16\u4e57\uff09\u3001n\uff08\u30ca\u30ce\u3000\uff11\uff10\u306e\u30fc\uff19\u4e57\uff09\u3001p\uff08\u30d4\u30b3\u3000\uff11\uff10\u306e\u30fc\uff11\uff12\u4e57\uff09\u304c\u4f7f\u308f\u308c\u307e\u3059\u3002<br \/>\n\u65e5\u672c\u3067\u306f<b>\u300cnF\uff08\u30ca\u30ce\u30d5\u30a1\u30e9\u30c3\u30c9\uff09\u300d<\/b>\u304c\u4f7f\u308f\u308c\u308b\u3053\u3068\u306f\u307e\u308c\u3067\u30011nF\u306e\u304b\u308f\u308a\u306b0.001\u03bcF\u3042\u308b\u3044\u306f1000pF\u3068\u8868\u8a18\u3059\u308b\u306e\u304c\u4e00\u822c\u7684\u3068\u3002<\/p>\n<p>\u96fb\u78c1\u6c17\u306e\u5358\u4f4d\u7cfb\u306f\u3001\u6b74\u53f2\u7684\u306a\u7d4c\u7def\u304b\u3089\u3001MKSA\u5358\u4f4d\u7cfb\u30fbCGS\u5358\u4f4d\u7cfb\u30fbGauss\u5358\u4f4d\u7cfb\u304c\u3042\u308a\u3001\u56f0\u60d1\u3055\u305b\u3089\u308c\u308b\u3002<br \/>\n\u76f8\u4e92\u306e\u95a2\u4fc2\u306f\u3000\u4f8b\u3048\u3070\u3053\u3061\u3089\u3092\u53c2\u7167<br \/>\n<strong>\u5e83\u5cf6\u5927\u5b66\u300c\u96fb\u78c1\u6c17\u5b66\u306b\u304a\u3051\u308b\u5358\u4f4d\u7cfb\u300d<\/strong>\u3000<a href=\"https:\/\/home.hiroshima-u.ac.jp\/kyam\/pages\/results\/monograph\/Ref01_unit43W.pdf\">https:\/\/home.hiroshima-u.ac.jp\/kyam\/pages\/results\/monograph\/Ref01_unit43W.pdf<\/a><\/p>\n<h3>\u96fb\u78c1\u6c17\u306e\u57fa\u790e\u3092\u5b66\u307c\u3046<\/h3>\n<p>\u96fb\u78c1\u6c17\u306f\u3001\u71b1\u6e90\u4ee5\u5916\u306b\u3082\u30e2\u30fc\u30bf\u30fc\u3084\u5236\u5fa1\u7cfb\u3067\u3082\u5229\u7528\u3055\u308c\u307e\u3059\u304c\u3001\u6a5f\u68b0\u7cfb\u306f\u96fb\u6c17\u306f\u3088\u304f\u5206\u304b\u3089\u306a\u3044\u3068\u3044\u3046\u4eba\u304c\u591a\u3044\u3002<br \/>\n\u305d\u3053\u3067\u3001\u96fb\u78c1\u6c17\u5b66\u306e\u57fa\u790e\u3092\u5fa9\u7fd2\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u96fb\u6c17\u3082\u78c1\u6c17\u3082\u76ee\u306b\u898b\u3048\u307e\u305b\u3093\u3002\u7a7a\u9593\u4e2d\u306b\u5206\u5e03\u3059\u308b\u305d\u306e\u91cf\u3068\u5909\u5316\u306e\u5f71\u97ff\u306f\u3000Maxwell\u306e\u65b9\u7a0b\u5f0f\u3067\u6b63\u78ba\u306b\u8868\u73fe\u3067\u304d\u308b\u305d\u3046\u3067\u3059\u3002<br \/>\n\u65b9\u7a0b\u5f0f\u306f\u3001\u30d9\u30af\u30c8\u30eb\u306e\u504f\u5fae\u5206\u3067\u3001\u5185\u7a4d\u3068\u5916\u7a4d\u3067\u8868\u73fe\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u96fb\u6c17\u3068\u306f\u3000\u3000<br \/>\n\u3000\u539f\u5b50\u6838\u306e\u307e\u308f\u308a\u3092\u307e\u308f\u3063\u3066\u3044\u308b\u96fb\u5b50\u304c\u539f\u5b50\u6838\u306e\u307e\u308f\u308a\u306e\u8ecc\u9053\u304b\u3089\u98db\u3073\u51fa\u3057\u305f\u3082\u306e\u3092\u81ea\u7531\u96fb\u5b50<br \/>\n\u3000\u96fb\u5b50\u304c\u6301\u3063\u3066\u3044\u308b\u96fb\u6c17\u3092\u300c\u96fb\u8377\u300d\u3000\u30af\u30fc\u30ed\u30f3\uff08\u5358\u4f4dC\uff09\u3000q\u3000Q<br \/>\n\u3000\u96fb\u8377\u306e<b>\u6d41\u308c\u3092<\/b>\u300c\u96fb\u6d41\u300d\u3000I\u3000\u30a2\u30f3\u30da\u30a2\u3000\u5358\u4f4d\uff08A\u3000\uff1dC\/sec\u3000\u6bce\u79d2\u6d41\u308c\u308b\u96fb\u6c17\u91cf\uff09<br \/>\n\u3000\u96fb\u6c17\u3092\u6d41\u305d\u3046\u3068\u3059\u308b\u529b\u306e\u5dee\u304c\u300c\u96fb\u5727\u300d \u3000\u30dc\u30eb\u30c8\u3000V<br \/>\n\u3000\u96fb\u6c17\u306e\u6d41\u308c\u3092\u59a8\u3052\u308b\u5927\u304d\u3055\u304c\u300c\u62b5\u6297\u300d \u3000R<br \/>\n\u3000\u96fb\u5727\u3068\u96fb\u6d41\u3068\u62b5\u6297\u306e\u95a2\u4fc2\u3000V\uff1dI\uff58R<br \/>\n\u3000<b>\u96fb\u529b\uff08W\uff09\uff1d\u96fb\u5727\uff08V\uff09\u00d7\u96fb\u6d41\uff08A\uff09<\/b>\u3000\u96fb\u6c17\u304c\u3059\u308b\u6642\u9593\uff08\u79d2\uff09\u5f53\u305f\u308a\u306e\u4ed5\u4e8b\u3092\u8868\u3059\u5358\u4f4d\u304c\u30ef\u30c3\u30c8\u3002<\/p>\n<p>\u76f4\u6d41\u3068\u4ea4\u6d41\u3000\u3000\u96fb\u6c17\u304c\u4e00\u65b9\u5411\u306b\u3060\u3051\u6d41\u308c\u308b\u306e\u304c\u76f4\u6d41\uff24\uff23\u3001\u3000\u5468\u671f\u7684\u306b\u5909\u5316\u3059\u308b\u306e\u304c\u4ea4\u6d41\uff21\uff23<\/p>\n<p>\u96fb\u6d41\u3068\u78c1\u754c<br \/>\n\u3000\u96fb\u6d41\u304c\u6d41\u308c\u308b\u5c0e\u7dda\u306e\u5468\u56f2\u306b\u306f\u3001\u305d\u308c\u3092\u53d6\u308a\u56f2\u3080\u78c1\u754c\u304c\u767a\u751f\u3059\u308b\u3002\u3000\u78c1\u754c\u306e\u5411\u304d\u306f\u3001\u30ec\u30f3\u30c4\u306e\u53f3\u624b\u306e\u6cd5\u5247<br \/>\n\u3000\u308f\u304b\u308a\u3084\u3059\u3044\u89e3\u8aac\u304c\u3053\u308c\u3001<br \/>\n<a href=\"https:\/\/www.chuo-tky.ed.jp\/~ginza-jh\/_resources\/content\/10001\/20200428-135558.pdf\">https:\/\/www.chuo-tky.ed.jp\/~ginza-jh\/_resources\/content\/10001\/20200428-135558.pdf<\/a><br \/>\n\u3000<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2451\" src=\"https:\/\/jfs.or.jp\/jfs-cs\/wp-content\/uploads\/2023\/06\/a-jikai.jpg\" alt=\"\" width=\"565\" height=\"739\" srcset=\"https:\/\/jfs.or.jp\/jfs-cs\/wp-content\/uploads\/2023\/06\/a-jikai.jpg 565w, https:\/\/jfs.or.jp\/jfs-cs\/wp-content\/uploads\/2023\/06\/a-jikai-229x300.jpg 229w\" sizes=\"auto, (max-width: 565px) 100vw, 565px\" \/><\/p>\n<p>&nbsp;<\/p>\n<h2>\u96fb\u78c1\u6c17\u5b66\u306e\u57fa\u672c\uff1a\u30de\u30af\u30b9\u30a6\u30a7\u30eb\u65b9\u7a0b\u5f0f\u3068\u305d\u306e\u610f\u5473<\/h2>\n<p>\u8a18\u53f7\u3068\u610f\u5473<\/p>\n<table width=\"1231\">\n<tbody>\n<tr>\n<td style=\"text-align: center;\" width=\"72\"><strong>C<\/strong><\/td>\n<td width=\"1159\">\u96fb\u8377\u3000\uff08\u30af\u30fc\u30ed\u30f3\uff09<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><strong>J<\/strong><\/td>\n<td>\u96fb\u6d41\u5bc6\u5ea6\u3000\uff1a\u30d9\u30af\u30c8\u30eb\u3002\u5358\u4f4d\u306fC\/m2<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><strong>\u03c1\u00a0<\/strong><\/td>\n<td>\u96fb\u8377\u5bc6\u5ea6\uff1a \uff08\u30ae\u30ea\u30b7\u30a2\u6587\u5b57\u306e\u30ed\u30fc\uff09\u3002\u5358\u4f4d\u306f\u00a0C\/m3\u3000\u5358\u4f4d\u4f53\u7a4d\u3042\u305f\u308a\u306e\u96fb\u8377\u3002<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><strong>\u00a0D<\/strong><\/td>\n<td>\u96fb\u675f\u5bc6\u5ea6\uff1a\u30d9\u30af\u30c8\u30eb\u3002\u5358\u4f4d\u306f C\/m2\u3000\u3067\u65b9\u5411\u3068\u5927\u304d\u3055\u3092\u6301\u3064<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><strong>E<\/strong><\/td>\n<td>\u96fb\u5834\u30d9\u30af\u30c8\u30eb\uff1a\uff08\u30d9\u30af\u30c8\u30eb\uff09\u3000\u5358\u4f4d\u306f\u3000N\/m2\uff08\u5e73\u7c73\u5f53\u305f\u308a\u30cb\u30e5\u30fc\u30c8\u30f3\uff09<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><strong>B<\/strong><\/td>\n<td>\u78c1\u675f\u5bc6\u5ea6\uff1a\u30d9\u30af\u30c8\u30eb\u3002\u5358\u4f4d\u306f Wb\/m2\u2261T\uff08\u30c6\u30b9\u30e9\uff09\u3000\u3067\u65b9\u5411\u3068\u5927\u304d\u3055\u3092\u6301\u3064<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><strong>H<\/strong><\/td>\n<td>\u78c1\u5834\u30d9\u30af\u30c8\u30eb\uff1aH\u3000\u5358\u4f4d\u306f N\/Wb\uff08 \u30cb\u30e5\u30fc\u30c8\u30f3 \/ \u30a6\u30a7\u30fc\u30d0 \uff09<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u3000<b id=\"yui_3_17_2_1_1648273474451_1637\">\u78c1\u8377<\/b>\uff1a \u5358\u4f4d\u306fWb\uff08\u30a6\u30a7\u30fc\u30d0\uff09<br \/>\n\u3000<b>\u78c1\u8377\u5bc6\u5ea6<\/b>\u306f\u300c\u30bc\u30ed\u300d<br \/>\n\u3000\u3000\u30de\u30af\u30b9\u30a6\u30a7\u30eb\u65b9\u7a0b\u5f0f\u306e (1) \u5f0f\u306e\u5bfe\u5fdc\u3067 (2) \u5f0f\u3092\u307f\u308b\u3068\uff0c\u300c\u78c1\u8377\u5bc6\u5ea6\u300d\u306e\u9805\u304c\u30bc\u30ed\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u306b\u6c17\u3065\u304f\u3002\u3053\u306e\u3053\u3068\u3092\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8868\u73fe\u3059\u308b\u3002<br \/>\n\u3000\u201c\u78c1\u8377\u201d \u306f\u5358\u72ec\u3067\u306f\u5b58\u5728\u3057\u306a\u3044\u3002\u3042\u308b\u3044\u306f\uff0c\u78c1\u6c17\u5358\u6975\u5b50\u306f\u5b58\u5728\u3057\u306a\u3044\u3002\u78c1\u77f3\u306eN\uff08\u6b63\uff09\u6975\uff0cS\uff08\u8ca0\uff09\u6975\u306f\u5358\u72ec\u3067\u73fe\u308c\u308b\u3053\u3068\u306f\u306a\u304f\uff0c\u5fc5\u305a\u5bfe\u306b\u306a\u3063\u3066\u73fe\u308c\u308b\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2437\" src=\"https:\/\/jfs.or.jp\/jfs-cs\/wp-content\/uploads\/2023\/06\/maxwel.jpg\" alt=\"\" width=\"762\" height=\"302\" srcset=\"https:\/\/jfs.or.jp\/jfs-cs\/wp-content\/uploads\/2023\/06\/maxwel.jpg 762w, https:\/\/jfs.or.jp\/jfs-cs\/wp-content\/uploads\/2023\/06\/maxwel-300x119.jpg 300w\" sizes=\"auto, (max-width: 762px) 100vw, 762px\" \/><\/p>\n<p>\u30de\u30af\u30b9\u30a6\u30a7\u30eb\u65b9\u7a0b\u5f0f\u306e\u9006\u4e09\u89d2\u5f62\u306e\u6f14\u7b97\u5b50\u306f\u3001\u30ca\u30d6\u30e9\u3068\u3088\u307f\u307e\u3059\uff08\u4e0b\u306b\u89e3\u8aac\u5f15\u7528\u7d39\u4ecb\uff09\u3002<br \/>\n\u30ca\u30d6\u30e9\u6f14\u7b97\u5b50\u306b\u306f\u3001\u30b9\u30ab\u30e9\u30fc\u3068\u5185\u7a4d\u3068\u5916\u7a4d\u306e\uff13\u3064\u306e\u4f5c\u7528\u306e\u3055\u305b\u65b9\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n\u3000<strong>\u5185\u7a4d\u306f<\/strong>\u3001\u9006\u4e09\u89d2\u5f62\u30fb\u30d9\u30af\u30c8\u30eb\u3000\uff1a\u30b9\u30ab\u30e9\u30fc\u3000\u3000\u7269\u7406\u7684\u306b\u306f\u6e67\u304d\u51fa\u3057\u306e\u6709\u7121<br \/>\n\u3000<strong>\u5916\u7a4d\u306f<\/strong>\u3001\u9006\u4e09\u89d2\u5f62\uff58\u30d9\u30af\u30c8\u30eb\u3000\uff1a\u30d9\u30af\u30c8\u30eb\u3000\u3000\u7269\u7406\u7684\u306b\u306f\u72b6\u614b\u304c\u56de\u8ee2\uff08\u6e26\u306a\u3069\uff09\u3067\u3042\u308b\u3053\u3068\u3092\u8868\u73fe<\/p>\n<p><span style=\"font-size: 16px;\"><strong>\u30de\u30af\u30b9\u30a6\u30a7\u30eb\u65b9\u7a0b\u5f0f\u306e\u610f\u5473\u306f\u3001<\/strong><\/span><br \/>\n\uff08\uff13\uff09\u306f\u3001<span style=\"color: #0000ff;\"><strong>\uff08\u78c1\u675f\u5bc6\u5ea6B\u306e\u6642\u9593\u5909\u5316\uff09\u3092\u76f8\u6bba\u3059\u308b\u56de\u8ee2\u96fb\u5834\u304c\u767a\u751f<\/strong>\u3059\u308b\u3002\u3053\u308c\u306b\u3088\u308a\u8a98\u5c0e\u96fb\u6d41\uff08\u6e26\u96fb\u6d41\uff09\u304c\u767a\u751f<\/span>\u3002<br \/>\n\uff08\uff14\uff09\u306f\u3001<span style=\"color: #0000ff;\"><strong>\u96fb\u6d41\u5468\u308a\u306b\uff08\u96fb\u6d41\u5bc6\u5ea6 J \uff0b\uff08\u96fb\u6d41\u5bc6\u5ea6D\u306e\u6642\u9593\u5909\u5316\uff09\uff09\u306b\u76f8\u5f53\u3059\u308b\u3001\u56de\u8ee2\u78c1\u5834\u304c\u767a\u751f\u3059\u308b<\/strong><\/span>\u3002\u96fb\u6d41\u3092\u30b3\u30a4\u30eb\u306b\u3059\u308b\u3053\u3068\u3067\u30b3\u30a4\u30eb\uff08\u96fb\u7089\uff09\u306e\u5185\u5074\u306b\u5927\u304d\u306a\u78c1\u675f\u304c\u767a\u751f\u3002<\/p>\n<h2>\u6570\u5b66\u3068\u7269\u7406\u5b66\u306e\u76f8\u4e92\u5229\u7528<\/h2>\n<p>\u6570\u5b66\u3067\u306e\u30ca\u30d6\u30e9\u6f14\u7b97\u5b50\u306e\u4f5c\u7528\u306e\u3055\u305b\u65b9\u3067\u3042\u308b\u3000\u30b9\u30ab\u30e9\u30fc\u30fb\u30d9\u30af\u30c8\u30eb\u306e\u5185\u7a4d\u30fb\u5916\u7a4d\u3000\u3092\u7269\u7406\u73fe\u8c61\u306e\u8aac\u660e\u306b\u4f7f\u3048\u308b\u3053\u3068\u306b\u6c17\u304c\u4ed8\u3044\u305f\u4eba\u305f\u3061\u304c\u3044\u307e\u3057\u305f\u3002<br \/>\n<strong>\u6d41\u4f53\u30e2\u30c7\u30eb\u3067\u306f\u3001<\/strong><br \/>\n\u30ca\u30d6\u30e9\u6f14\u7b97\u5b50\u306e<strong>\u5185\u7a4d\u306f<\/strong>\u3001\u6d41\u4f53\u304c\u6307\u5b9a\u7a7a\u9593\u304b\u3089\u6d41\u308c\u51fa\u3059\u91cf\u306e\u7dcf\u91cf\u306a\u306e\u3067\u3001\u6e67\u304d\u51fa\u3057\uff08\u767a\u6563div\uff09\u3068\u3044\u3044\u307e\u3059\u3002\uff08\u901a\u5e38\u306f\u7269\u7406\u91cf\u4e0d\u5909\u306a\u306e\u3067\u51fa\u5165\u308a\u5408\u8a08\uff1d\u30bc\u30ed\uff09\u3002<\/p>\n<p>\u30ca\u30d6\u30e9\u6f14\u7b97\u5b50\u306e\u5916\u7a4d\u306f\u3001\u30b3\u30de\u304c\uff3a\u8ef8\u3092\u8ef8\u306b\u53cd\u6642\u8a08\u5468\u308a\u3067\u56de\u8ee2\u304c\u30e2\u30c7\u30eb\u3002x\u8ef8\u4e0a\u3067\u306f\u539f\u70b9\u304b\u3089\u96e2\u308c\u308b\u3068\uff59\u65b9\u5411\u306b\u901f\u5ea6\uff35\uff50\uff0c\uff59\u8ef8\u4e0a\u3067\u306f\u539f\u70b9\u304b\u3089\u96e2\u308c\u308b\u3068\u30fc\uff58\u65b9\u5411\u306b\u901f\u5ea6\uff35\uff50\uff0c\uff5a\u8ef8\u306e\u65b9\u5411\u306b\u306f\u3069\u3053\u3067\u3082\u901f\u5ea6\uff10<br \/>\n\u5916\u7a4d\u306e\u8a08\u7b97\u5f0f\u306b\u5f53\u3066\u306f\u3081\u308b\u3068\u3001\u30b9\u30ab\u30e9\u30fc\u91cf\u304c\u30d7\u30e9\u30b9\u3067\u30d9\u30af\u30c8\u30eb\u306e\u5411\u304d\u306f\uff5a\u8ef8\u306e\u30d7\u30e9\u30b9\u65b9\u5411\u306b\u306a\u308a\u307e\u3059\u3002<br \/>\n\u4e0b\u8a18\u5f15\u7528\u306e\u300c\u30ca\u30d6\u30e9\u3060\u3051\u3092\u5206\u96e2\u3059\u308b\u300d\u306b\u8a73\u3057\u3044\u89e3\u8aac\u3042\u308a\u3002<\/p>\n<p><a href=\"http:\/\/www.iwata-system-support.com\/CAE_HomePage\/vector\/vectana11\/vectana11.html\">http:\/\/www.iwata-system-support.com\/CAE_HomePage\/vector\/vectana11\/vectana11.html<\/a><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2438\" src=\"https:\/\/jfs.or.jp\/jfs-cs\/wp-content\/uploads\/2023\/06\/nabra.jpg\" alt=\"\" width=\"513\" height=\"781\" srcset=\"https:\/\/jfs.or.jp\/jfs-cs\/wp-content\/uploads\/2023\/06\/nabra.jpg 513w, https:\/\/jfs.or.jp\/jfs-cs\/wp-content\/uploads\/2023\/06\/nabra-197x300.jpg 197w\" sizes=\"auto, (max-width: 513px) 100vw, 513px\" \/><\/p>\n<p id=\"yui_3_17_2_1_1648273474451_1577\">\u00a0<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2439\" src=\"https:\/\/jfs.or.jp\/jfs-cs\/wp-content\/uploads\/2023\/06\/nabra-vector.jpg\" alt=\"\" width=\"701\" height=\"743\" srcset=\"https:\/\/jfs.or.jp\/jfs-cs\/wp-content\/uploads\/2023\/06\/nabra-vector.jpg 701w, https:\/\/jfs.or.jp\/jfs-cs\/wp-content\/uploads\/2023\/06\/nabra-vector-283x300.jpg 283w\" sizes=\"auto, (max-width: 701px) 100vw, 701px\" \/><\/p>\n<h2>\u30d9\u30af\u30c8\u30eb\u6f14\u7b97\uff08\u548c\u30fb\u5dee\u30fb\u5185\u7a4d\u30fb\u5916\u7a4d\uff09\u306e\u57fa\u790e<\/h2>\n<p>\u30d9\u30af\u30c8\u30eb\u3068\u30d9\u30af\u30c8\u30eb\u306e\u6f14\u7b97\u3067\u306f\u3001\u52a0\u7b97\u6e1b\u7b97\u3068\u5185\u7a4d\u3068\u5916\u7a4d\u3068\u3044\u3046\u306e\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n<strong>\u52a0\u7b97<\/strong>\u306f\u3001\u30d9\u30af\u30c8\u30eb\u3068\u30d9\u30af\u30c8\u30eb\u306e\u5408\u6210\u306b\u306a\u308a\u307e\u3059\u3002\u6e1b\u7b97\u306f\u65b9\u5411\u3092\u9006\u8ee2\u3055\u305b\u305f\u5408\u6210\u3002<br \/>\n\u3000\u30a4\u30e1\u30fc\u30b8\u3059\u308b\u306b\u306f\u3001\u5358\u4f4d\u30d9\u30af\u30c8\u30eb\u304b\u3089\u30b9\u30bf\u30fc\u30c8<br \/>\n\u3000\u5358\u4f4d\u30d9\u30af\u30c8\u30eb\uff1d\u5927\u304d\u3055\u304c\uff11\u3067\u3001\uff58\u3001\uff59\u3001\uff5a\u8ef8\u305d\u308c\u305e\u308c\u3067\u539f\u70b9\u304b\u3089\uff11\u306e\u8ddd\u96e2\u3002<\/p>\n<p><strong>\u5185\u7a4d<\/strong>\uff1d\u30b9\u30ab\u30e9\u30fc\u91cf\uff08\u65b9\u5411\u304c\u306a\u304f\u5927\u304d\u3055\u3060\u3051\uff09\u306b\u306a\u308a\u3001\u8a08\u7b97\u65b9\u6cd5\u306f<br \/>\n\u3000\u3000\u3000\u540c\u3058\uff08\uff58\u3001\uff59\u3001\uff5a\uff09\u6210\u5206\u540c\u58eb\u306e\u7a4d\u306e\u548c\u3001<br \/>\n<strong>\u3000\u3000\u3000\u540c\u3058\u30d9\u30af\u30c8\u30eb\u306e\u5185\u7a4d\u306f\u7dda\u306e\u9577\u3055\u306e\uff12\u4e57\u3002\u76f4\u4ea4\u3059\u308b\uff12\u672c\u306e\u30d9\u30af\u30c8\u30eb\u3067\u306f\u30bc\u30ed<\/strong>\u3002<\/p>\n<p>\u3000\u30a4\u30e1\u30fc\u30b8\u7684\u306b\u306f\u3001<br \/>\n\u3000\uff58\u8ef8\u4e0a\u306e\uff11\uff1d3\u6b21\u5143\u5ea7\u6a19\u3067\u3001\uff08\uff11\uff0c\uff10\uff0c\uff10\uff09\u3068\uff08\uff11\uff0c\uff10\uff0c\uff10\uff09\u3067\u306f\u3001\uff11<br \/>\n\u3000\u3000\u3000\u8a08\u7b97\u5f0f\u3000\uff11\uff0a\uff11\uff0b\uff10\uff0a\uff10\uff0b\uff10\uff0a\uff10\uff1d\uff11<br \/>\n\u3000x\u8ef8\u4e0a\u306e\uff11\uff0cy\u8ef8\u4e0a\u306e\uff11\u3000\uff08\uff11\uff0c\uff10\uff0c\uff10\uff09\u3068\uff08\uff10\uff0c\uff11\uff0c\uff10\uff09\u3067\u306f\u3001\uff10\u3002<br \/>\n\u3000\u3000\u3000\u8a08\u7b97\u5f0f\u3000\uff11\uff0a\uff10\uff0b\uff10\uff0a\uff11\uff0b\uff10\uff0a\uff10\uff1d\uff10<\/p>\n<p><strong>\u5916\u7a4d<\/strong>\uff1d\u4e8c\u3064\u306e\u30d9\u30af\u30c8\u30eb\u304c\u3064\u304f\u308b\u3072\u3057\u5f62\u306b\u5782\u76f4\u3067\u30d9\u30af\u30c8\u30eb\uff11\u304b\u3089\uff12\u306b\u53f3\u624b\u306e\u6307\u304c\u56de\u308b\u3068\u304d\u53f3\u624b\u306e\u89aa\u6307\u65b9\u5411\u3067\u3001\u3072\u3057\u5f62\u9762\u7a4d\u306e\u5927\u304d\u3055\u306e\u30d9\u30af\u30c8\u30eb<br \/>\n\u3000\u3000\u3000\u4e8c\u3064\u306e\u30d9\u30af\u30c8\u30eb\u304c\uff58\u8ef8\u3068\uff59\u8ef8\u306a\u3089\u3001\u65b9\u5411\u306f\uff5a\u8ef8\uff08\u30d7\u30e9\u30b9\u65b9\u5411\uff09\u3067\u3001\u5927\u304d\u3055\u304c\u9762\u7a4d\u306e\u30d9\u30af\u30c8\u30eb<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2443\" src=\"https:\/\/jfs.or.jp\/jfs-cs\/wp-content\/uploads\/2023\/06\/gaiseki.jpg\" alt=\"\" width=\"634\" height=\"449\" srcset=\"https:\/\/jfs.or.jp\/jfs-cs\/wp-content\/uploads\/2023\/06\/gaiseki.jpg 634w, https:\/\/jfs.or.jp\/jfs-cs\/wp-content\/uploads\/2023\/06\/gaiseki-300x212.jpg 300w\" sizes=\"auto, (max-width: 634px) 100vw, 634px\" \/><br \/>\n\u3000\u3000<\/p>\n<p>&nbsp;<\/p>\n<p>\u3053\u308c\u3092\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac\u3057\u305f\u30b5\u30a4\u30c8\u3092\u4e0b\u8a18\u306b\u90e8\u5206\u5f15\u7528\u3067\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<br \/>\n<a href=\"https:\/\/eman-physics.net\/math\/vector02.html\">https:\/\/eman-physics.net\/math\/vector02.html<\/a><\/p>\n<h2>\u30ca\u30d6\u30e9\u3060\u3051\u3092\u5206\u96e2\u3059\u308b<\/h2>\n<p>\u524d\u56de<span class=\"punctuation\">,<\/span>\u95a2\u6570<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i1 eq_v2\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i001.svg\" alt=\"U(x,y,z)\" \/><\/span>\u306e\u50be\u304d\u3092\u8868\u3059\u30d9\u30af\u30c8\u30eb\u3068\u3057\u3066<span class=\"display\"><img decoding=\"async\" class=\"eq_d1\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/d001.svg\" alt=\"\u6570\u5f0f\" \/><\/span>\u3068\u3044\u3046\u3082\u306e\u3092\u5b9a\u7fa9\u3057\u305f<span class=\"period\">.<\/span>\u3053\u306e<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i2 eq_v1\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i002.svg\" alt=\"\\nablaU\" \/><\/span>\u306e\u3053\u3068\u3092\u95a2\u6570<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i1 eq_v2\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i001.svg\" alt=\"U(x,y,z)\" \/><\/span>\u306e\u300c<span class=\"attention\">\u52fe\u914d<\/span>\u300d\u307e\u305f\u306f\u300c<span class=\"attention\">\u30b0\u30e9\u30fc\u30c7\u30a3\u30a8\u30f3\u30c8<\/span>\u300d\u3068\u547c\u3076\u306e\u3067\u3042\u3063\u305f<span class=\"period\">.<\/span>\u307e\u305f<span class=\"punctuation\">,<\/span>\u3053\u3053\u3067\u4f7f\u3063\u3066\u3044\u308b<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i3 eq_v1\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i003.svg\" alt=\"\\nabla\" \/><\/span>\u3068\u3044\u3046\u8a18\u53f7\u306f\u5358\u72ec\u3067\u306f\u300c<span class=\"attention\">\u30ca\u30d6\u30e9<\/span>\u300d\u3068\u547c\u3076\u306e\u3067\u3042\u3063\u305f<span class=\"period\">.<\/span><\/p>\n<p>\u3055\u3066<span class=\"punctuation\">,<\/span>\u3053\u306e\u30ca\u30d6\u30e9\u3060\u3051\u3092\u30b0\u30e9\u30fc\u30c7\u30a3\u30a8\u30f3\u30c8\u304b\u3089\u5207\u308a\u96e2\u3057\u3066<span class=\"punctuation\">,<\/span>\u6b21\u306e\u3088\u3046\u306a\u3082\u306e\u3067\u3042\u308b\u3068\u5b9a\u7fa9\u3057\u3066\u307f\u3088\u3046<span class=\"period\">.<\/span><span class=\"display\"><img decoding=\"async\" class=\"eq_d2\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/d002.svg\" alt=\"\u6570\u5f0f\" \/><\/span>\u3053\u3053\u306b\u51fa\u3066\u304f\u308b<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i4 eq_v2\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i004.svg\" alt=\"\u2202\/\u2202x\" \/><\/span>\u306a\u3069\u306f\u672c\u5f53\u306f\u3053\u308c\u3060\u3051\u3067\u306f\u610f\u5473\u304c\u306a\u3044\u306e\u3060\u304c<span class=\"punctuation\">,<\/span>\u300c\u3053\u306e\u5f8c\u308d\u306b\u6765\u308b\u3082\u306e\u306b\u5bfe\u3057\u3066\u504f\u5fae\u5206\u3092\u884c\u3046\u300d\u3068\u3044\u3046\u610f\u5473\u306e\u8a18\u53f7\u3068\u3057\u3066\u53d7\u3051\u5165\u308c\u308b\u3053\u3068\u306b\u3057\u3088\u3046<span class=\"period\">.<\/span>\u3053\u306e\u3088\u3046\u306b<span class=\"punctuation\">,<\/span>\u4ed6\u306e\u3082\u306e\u306b\u5bfe\u3057\u3066\u8a08\u7b97\u306e\u6307\u793a\u3092\u4e0e\u3048\u308b\u8a18\u53f7\u3092\u300c<span class=\"attention\">\u6f14\u7b97\u5b50<\/span>\u300d\u3068\u547c\u3076<span class=\"period\">.<\/span>\u3053\u306e\u3088\u3046\u306a\u3082\u306e\u3092\u5c0e\u5165\u3059\u308b\u3053\u3068\u3067\u6570\u5f0f\u306e\u8868\u73fe\u306b\u5e45\u304c\u5e83\u304c\u308b\u306e\u3067\u3042\u308b<span class=\"period\">.<\/span><\/p>\n<p>\u666e\u6bb5\u3042\u307e\u308a\u610f\u8b58\u3057\u3066\u3044\u306a\u3044\u304c\u300c\uff0b\u300d\u300c\uff0d\u300d\u300c\u00d7\u300d\u300c\u00f7\u300d\u306a\u3069\u306e\u8a18\u53f7\u3082\u5e83\u3044\u610f\u5473\u3067\u306e\u6f14\u7b97\u5b50\u3067\u3042\u308b<span class=\"period\">.<\/span>\u3060\u304b\u3089<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i4 eq_v2\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i004.svg\" alt=\"\u2202\/\u2202x\" \/><\/span>\u306a\u3069\u3092\u4ed6\u306e\u6f14\u7b97\u5b50\u3068\u533a\u5225\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3068\u304d\u306b\u306f\u300c<span class=\"attention\">\u5fae\u5206\u6f14\u7b97\u5b50<\/span>\u300d\u3068\u547c\u3076<span class=\"period\">.<\/span>\u30ca\u30d6\u30e9\u3082\u307e\u305f\u5fae\u5206\u6f14\u7b97\u5b50\u3067\u3042\u308b\u304c<span class=\"punctuation\">,<\/span>\u533a\u5225\u3059\u308b\u5fc5\u8981\u304c\u3042\u308c\u3070\u300c\u30d9\u30af\u30c8\u30eb\u5fae\u5206\u6f14\u7b97\u5b50\u300d\u3068\u3067\u3082\u547c\u3093\u3067\u304a\u3051\u3070\u3044\u3044\u3060\u308d\u3046<span class=\"period\">.<\/span><\/p>\n<p>\u6f14\u7b97\u5b50\u3092\u50cd\u304b\u305b\u3066\u5bfe\u8c61\u3092\u64cd\u4f5c\u3059\u308b\u3053\u3068\u3092\u300c\uff08\u6f14\u7b97\u5b50\u3092\uff09\u4f5c\u7528\u3055\u305b\u308b\u300d\u3068\u8868\u73fe\u3059\u308b<span class=\"period\">.<\/span>\u82f1\u8a9e\u3067\u306f operate \u3068\u3044\u3046\u52d5\u8a5e\u3092\u4f7f\u3046\u306e\u3067\u300c\u30aa\u30da\u30ec\u30fc\u30c8\u3059\u308b\u300d\u3068\u3044\u3046\u3053\u3068\u3082\u3042\u308b<span class=\"period\">.<\/span>\u6570\u5b66\u3067\u306f\u6f14\u7b97\u5b50 (operator) \u306e\u3053\u3068\u3092\u300c\u4f5c\u7528\u7d20\u300d\u3068\u547c\u3093\u3067\u3044\u308b\u306e\u3067\u6570\u5b66\u5bc4\u308a\u306e\u6559\u79d1\u66f8\u3092\u8aad\u3080\u3068\u304d\u306b\u56f0\u60d1\u3057\u306a\u3044\u3088\u3046\u306b\u3057\u3088\u3046<span class=\"period\">.<\/span>\u3053\u306e\u8fba\u308a<span class=\"punctuation\">,<\/span>\u7269\u7406\u3067\u306f\u7ffb\u8a33\u306b\u4e00\u8cab\u6027\u304c\u306a\u3044\u306a<span class=\"period\">.<\/span><\/p>\n<hr \/>\n<h2>\u30d9\u30af\u30c8\u30eb\u306e\u6e67\u304d\u51fa\u3057<\/h2>\n<p>\u3055\u3066<span class=\"punctuation\">,<\/span>\u30ca\u30d6\u30e9\u3060\u3051\u3092\u5206\u96e2\u3059\u308b\u3068\u4f55\u304c\u51fa\u6765\u308b\u3068\u3044\u3046\u306e\u304b<span class=\"question\">\uff1f<\/span>\u4f8b\u3048\u3070<span class=\"punctuation\">,<\/span><span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i3 eq_v1\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i003.svg\" alt=\"\\nabla\" \/><\/span>\u3068\u30d9\u30af\u30c8\u30eb<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i5 eq_v2\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i005.svg\" alt=\"A=(A_x,A_y,A_z)\" \/><\/span>\u3068\u306e\u5185\u7a4d\u3092\u4f5c\u3063\u3066\u307f\u308b\u3068\u6b21\u306e\u3088\u3046\u306b\u306a\u308b<span class=\"period\">.<\/span><\/p>\n<p><span class=\"display\"><img decoding=\"async\" class=\"eq_d3\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/d003.svg\" alt=\"\u6570\u5f0f\" \/><\/span><\/p>\n<p><span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i3 eq_v1\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i003.svg\" alt=\"\\nabla\" \/><\/span>\u3068<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i6 eq_v1\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i006.svg\" alt=\"A\" \/><\/span>\u3068\u306e\u5185\u7a4d\u3092\u4f5c\u308b\u3053\u3068\u81ea\u4f53\u306b\u306f\u7406\u7531\u306a\u3069\u306a\u3044<span class=\"period\">.<\/span>\u305f\u3060\u5185\u7a4d\u306e\u8a08\u7b97\u30eb\u30fc\u30eb\u306b\u5023\u3063\u3066\u3053\u306e\u3088\u3046\u306b\u5b9a\u7fa9\u3057\u3066\u307f\u307e\u3057\u3087\u3046<span class=\"punctuation\">,<\/span>\u3068\u3044\u3046\u3060\u3051\u306e\u3053\u3068\u3060<span class=\"period\">.<\/span>\u3068\u3053\u308d\u304c\u306a\u3093\u3068<span class=\"punctuation\">,<\/span>\u3053\u306e\u53f3\u8fba\u306e\u8a08\u7b97\u5185\u5bb9\u306b\u306f\u610f\u5473\u304c\u898b\u3044\u51fa\u305b\u308b\u306e\u3067\u3042\u308b<span class=\"period\">.<\/span>\u305d\u308c\u3092\u3053\u308c\u304b\u3089\u8aac\u660e\u3057\u3066\u3044\u3053\u3046<span class=\"period\">.<\/span><\/p>\n<p>(1) \u5f0f\u306e\u53f3\u8fba\u3067\u306f\u30d9\u30af\u30c8\u30eb<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i6 eq_v1\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i006.svg\" alt=\"A\" \/><\/span>\u306e\u4f4d\u7f6e\u306b\u3088\u308b\u5909\u5316\u5177\u5408\u3092\u8a08\u7b97\u3057\u3066\u3044\u308b\u3089\u3057\u3044\u3053\u3068\u306f\u5206\u304b\u308b\u3060\u308d\u3046<span class=\"period\">.<\/span>\u3053\u306e<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i6 eq_v1\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i006.svg\" alt=\"A\" \/><\/span>\u3068\u3044\u3046\u306e\u306f\u5834\u6240\u306b\u3088\u3063\u3066\u5024\u304c\u6c7a\u307e\u308b\u3088\u3046\u306a\u30d9\u30af\u30c8\u30eb\u3067\u3042\u308b<span class=\"period\">.<\/span>\u7a7a\u9593\u306b\u7121\u6570\u306e\u30d9\u30af\u30c8\u30eb\u304c\u5f35\u308a\u4ed8\u3044\u3066\u5b58\u5728\u3057\u3066\u3044\u308b\u3088\u3046\u306a\u30a4\u30e1\u30fc\u30b8\u3067\u3068\u3089\u3048\u3066\u3082\u826f\u3044<span class=\"period\">.<\/span>\u524d\u56de\u306e\u8a71\u306e\u6700\u5f8c\u306b\u8aac\u660e\u3057\u305f\u304c<span class=\"punctuation\">,<\/span>\u305d\u3046\u3044\u3046\u3082\u306e\u3092\u30d9\u30af\u30c8\u30eb\u5834\u3068\u547c\u3076\u306e\u3060\u3063\u305f<span class=\"period\">.<\/span><\/p>\n<p>\u30d9\u30af\u30c8\u30eb\u304c\u7a7a\u9593\u3092\u57cb\u3081\u5c3d\u304f\u3057\u3066\u3044\u308b\u69d8\u5b50\u3092\u60f3\u50cf\u3057\u3066\u307f\u3066\u6b32\u3057\u3044<span class=\"period\">.<\/span>\u305d\u306e\u30d9\u30af\u30c8\u30eb\u306f\u5fae\u5206\u3067\u304d\u308b\u3088\u3046\u306b\u6ed1\u3089\u304b\u306b\u5909\u5316\u3057\u3066\u3044\u308b\u304b\u3089<span class=\"punctuation\">,<\/span>\u3069\u3053\u304b\u3092\u5883\u306b\u3057\u3066\u77e2\u5370\u306e\u65b9\u5411\u3084\u5927\u304d\u3055\u304c\u7a81\u5982\u3068\u3057\u3066\u4e0d\u9023\u7d9a\u306b\u5909\u308f\u308b\u3068\u3044\u3046\u3053\u3068\u306f\u306a\u3044<span class=\"period\">.<\/span>\u3060\u304b\u3089<span class=\"punctuation\">,<\/span>\u305d\u308c\u306f\u307e\u308b\u3067\u6c34\u306e\u6d41\u308c\u3092\u8868\u3057\u3066\u3044\u308b\u3088\u3046\u306b\u3082\u611f\u3058\u3089\u308c\u308b<span class=\"period\">.<\/span>\u3042\u308b\u90e8\u5206\u3067\u306f\u30d9\u30af\u30c8\u30eb\u304c\u5c0f\u3055\u304f\u306a\u3063\u3066\u3044\u305f\u308a<span class=\"punctuation\">,<\/span>\u5225\u306e\u90e8\u5206\u3067\u306f\u5927\u304d\u304f\u306a\u3063\u3066\u3044\u305f\u308a\u3059\u308b\u3053\u3068\u3060\u308d\u3046<span class=\"period\">.<\/span>\u305d\u308c\u306b\u5bfe\u3057\u3066<span class=\"punctuation\">,<\/span>\u3042\u305f\u304b\u3082\u7a7a\u9593\u304b\u3089\u30d9\u30af\u30c8\u30eb\u304c\u6e67\u304d\u51fa\u3057\u3066\u304d\u3066\u3044\u305f\u308a<span class=\"punctuation\">,<\/span>\u7a7a\u9593\u306b\u30d9\u30af\u30c8\u30eb\u304c\u5f90\u3005\u306b\u5438\u3044\u8fbc\u307e\u308c\u3066\u6d88\u3048\u3066\u3057\u307e\u3063\u3066\u3044\u308b\u3088\u3046\u306a\u7a7a\u60f3\u3092\u5f53\u3066\u306f\u3081\u3066\u307f\u308b<span class=\"period\">.<\/span>(1) \u5f0f\u306e\u53f3\u8fba\u306f<span class=\"punctuation\">,<\/span>\u305d\u306e\u3088\u3046\u306a\u7a7a\u9593\u306e\u5404\u70b9\u306b\u304a\u3051\u308b\u30d9\u30af\u30c8\u30eb\u306e\u6e67\u304d\u51fa\u3057\u3084\u5438\u3044\u8fbc\u307f\u306e\u5ea6\u5408\u3044\u3092\u30d7\u30e9\u30b9\u30de\u30a4\u30ca\u30b9\u306e\u5024\u3068\u3057\u3066\u7b97\u51fa\u3057\u3066\u3044\u308b\u3053\u3068\u306b\u76f8\u5f53\u3059\u308b\u306e\u3067\u3042\u308b<span class=\"period\">.<\/span><\/p>\n<p>\u306a\u305c\u305d\u3046\u8a00\u3048\u308b\u306e\u3060\u308d\u3046\u304b<span class=\"question\">\uff1f<\/span>(1) \u5f0f\u306e\u53f3\u8fba\u306e\u7b2c 1 \u9805\u3092\u898b\u3066\u307f\u3088\u3046<span class=\"period\">.<\/span>\u3053\u308c\u304c\u6b63\u306e\u5024\u3060\u3068\u3059\u308b\u3068<span class=\"punctuation\">,<\/span><span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i7 eq_v1\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i007.svg\" alt=\"x\" \/><\/span>\u8ef8\u306e\u6b63\u306e\u65b9\u5411\u306b\u76ee\u3092\u3084\u308b\u306b\u3064\u308c\u3066<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i8 eq_v4\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i008.svg\" alt=\"A_x\" \/><\/span>\u304c\u5897\u52a0\u3057\u3066\u3044\u308b\u3053\u3068\u306b\u306a\u308b<span class=\"period\">.<\/span>\u30d9\u30af\u30c8\u30eb\u3092\u6c34\u306e\u6d41\u308c\u306e\u3088\u3046\u306a\u30a4\u30e1\u30fc\u30b8\u3067\u3068\u3089\u3048\u308b\u3068<span class=\"punctuation\">,<\/span><span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i7 eq_v1\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i007.svg\" alt=\"x\" \/><\/span>\u8ef8\u306e\u6b63\u306e\u65b9\u5411\u306b\u6d41\u308c\u308b\u6c34\u306e\u6d41\u308c\u304c\u3069\u3093\u3069\u3093\u5897\u3057\u3066\u3044\u308b\u3088\u3046\u306a\u3082\u306e\u3067\u3042\u308a<span class=\"punctuation\">,<\/span>\u3069\u3053\u304b\u9014\u4e2d\u306b\u6e67\u304d\u6c34\u304c\u3042\u308b\u306b\u9055\u3044\u306a\u3044\u3068\u3044\u3046\u30a4\u30e1\u30fc\u30b8\u306b\u306a\u308b<span class=\"period\">.<\/span><\/p>\n<div class=\"figures\"><img decoding=\"async\" src=\"https:\/\/eman-physics.net\/math\/vector02\/divergence1.png\" alt=\"\u53f3\u3078\u884c\u304f\u307b\u3069\u9577\u304f\u306a\u308b\u591a\u6570\u306e\u77e2\u5370\u304cxy\u5ea7\u6a19\u5e73\u9762\u306e\u4e0a\u306b\u63cf\u304b\u308c\u3066\u3044\u308b\u56f3\" \/><\/div>\n<p>\u3082\u3057\u7b2c 1 \u9805\u304c\u8ca0\u306b\u306a\u3063\u3066\u3044\u305f\u3068\u3057\u3066\u3082<span class=\"punctuation\">,<\/span>\u4ee3\u308f\u308a\u306b\u7b2c 2 \u9805\u3084\u7b2c 3 \u9805\u304c\u6b63\u306e\u5024\u3067\u5168\u4f53\u3068\u3057\u3066 0 \u3060\u3063\u305f\u306a\u3089\u3070<span class=\"punctuation\">,<\/span>\u3082\u3068\u3082\u3068<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i7 eq_v1\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i007.svg\" alt=\"x\" \/><\/span>\u65b9\u5411\u306b\u5411\u304b\u3063\u3066\u3044\u305f\u6c34\u306e\u6d41\u308c\u304c<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i9 eq_v2\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i009.svg\" alt=\"y\" \/><\/span>\u65b9\u5411\u3084<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i10 eq_v4\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i010.svg\" alt=\"z\" \/><\/span>\u65b9\u5411\u306b\u5411\u304d\u3092\u5909\u3048\u305f\u3060\u3051\u3067\u5168\u4f53\u3068\u3057\u3066\u306f\u6e67\u304d\u6c34\u304c\u3042\u3063\u305f\u308f\u3051\u3067\u306f\u306a\u3044\u306e\u3060\u306a<span class=\"punctuation\">,<\/span>\u306a\u3069\u3068\u89e3\u91c8\u3067\u304d\u308b<span class=\"period\">.<\/span><\/p>\n<p>\u30a4\u30e1\u30fc\u30b8\u3092\u6b63\u3057\u304f\u7406\u89e3\u3057\u3066\u3082\u3089\u3046\u305f\u3081\u306b\u306f\u3082\u3046\u5c11\u3057\u8272\u3005\u3068\u8aac\u660e\u304c\u5fc5\u8981\u306a\u6c17\u3082\u3059\u308b\u304c<span class=\"punctuation\">,<\/span>\u3053\u3053\u3067\u306f\u5f0f\u306e\u5b9a\u7fa9\u3068\u8a08\u7b97\u6cd5\u3092\u5206\u304b\u3063\u3066\u3082\u3089\u3046\u306e\u304c\u7b2c\u4e00\u76ee\u6a19\u306a\u306e\u3067<span class=\"punctuation\">,<\/span>\u8efd\u3081\u306e\u8aac\u660e\u3067\u6e08\u307e\u305b\u308b\u3053\u3068\u306b\u3057\u3088\u3046<span class=\"period\">.<\/span>\u307e\u3060\u8aac\u660e\u304c\u8db3\u308a\u306a\u3044\u3053\u3068\u3068\u8a00\u3048\u3070\u30fb\u30fb\u30fb<span class=\"punctuation\">,<\/span>\u4f8b\u3048\u3070\u6b21\u306e\u56f3\u306e\u3088\u3046\u306a\u5834\u5408\u3082\u7b2c 1 \u9805\u306f\u6b63\u306a\u306e\u3067\u3042\u308b<span class=\"period\">.<\/span><\/p>\n<div class=\"figures\"><img decoding=\"async\" src=\"https:\/\/eman-physics.net\/math\/vector02\/divergence2.png\" alt=\"\u5de6\u3078\u884c\u304f\u307b\u3069\u9577\u304f\u306a\u308b\u591a\u6570\u306e\u77e2\u5370\u304cxy\u5ea7\u6a19\u5e73\u9762\u306e\u4e0a\u306b\u63cf\u304b\u308c\u3066\u3044\u308b\u56f3\" \/><\/div>\n<p>\u53f3\u306b\u76ee\u3092\u3084\u308b\u306b\u3064\u308c\u3066\u30d9\u30af\u30c8\u30eb\u306f\u5c0f\u3055\u304f\u306a\u3063\u3066\u3044\u308b\u304c<span class=\"punctuation\">,<\/span>\u3053\u308c\u3089\u306e\u30d9\u30af\u30c8\u30eb\u306e<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i7 eq_v1\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i007.svg\" alt=\"x\" \/><\/span>\u6210\u5206\u304c\u3082\u3068\u3082\u3068\u8ca0\u3060\u3063\u305f\u3082\u306e\u304c\u5897\u52a0\u3057\u3066\u3044\u3063\u3066\u3044\u308b\u305f\u3081\u306b<span class=\"punctuation\">,<\/span>\u7d76\u5bfe\u5024\u304c\u6e1b\u5c11\u3057\u3066\u3044\u308b\u3088\u3046\u306b\u898b\u3048\u308b\u3060\u3051\u3067\u3042\u308b<span class=\"period\">.<\/span>\u3057\u304b\u3057\u30a4\u30e1\u30fc\u30b8\u3068\u3057\u3066\u306f\u5de6\u3078\u5411\u304b\u3063\u3066\u6d41\u308c\u308b\u6c34\u6d41\u304c\u5897\u52a0\u3057\u3066\u3044\u308b\u3088\u3046\u3067\u3042\u308a<span class=\"punctuation\">,<\/span>\u9014\u4e2d\u306b\u6e67\u304d\u51fa\u3057\u304c\u3042\u308b\u3068\u3044\u3046\u30a4\u30e1\u30fc\u30b8\u306f\u5909\u308f\u3089\u305a\u6210\u308a\u7acb\u3063\u3066\u3044\u308b\u3053\u3068\u306b\u306a\u308b<span class=\"period\">.<\/span><\/p>\n<p>\u3053\u306e\u3088\u3046\u306b<span class=\"punctuation\">,<\/span>\u6c34\u6d41\u304c\u53f3\u3078\u6d41\u308c\u308b\u304b<span class=\"punctuation\">,<\/span>\u5de6\u3078\u6d41\u308c\u308b\u304b<span class=\"punctuation\">,<\/span>\u305d\u308c\u4ee5\u5916\u306e\u3069\u3061\u3089\u3078\u6d41\u308c\u3066\u3044\u308b\u304b\u306b\u95a2\u4fc2\u306a\u304f<span class=\"punctuation\">,<\/span><span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i11 eq_v1\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i011.svg\" alt=\"\\nabla\u30fbA\" \/><\/span>\u304c\u6b63\u306a\u3089\u3070\u305d\u306e\u5730\u70b9\u3067\u306f\u6c34\u306e\u6e67\u304d\u51fa\u3057\u304c\u3042\u308a<span class=\"punctuation\">,<\/span>\u6c34\u91cf\u304c\u5897\u52a0\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u3066\u3044\u308b\u306e\u3067\u3042\u308b<span class=\"period\">.<\/span><\/p>\n<p><span class=\"note\">\u3082\u3046\u5c11\u3057\u3060\u3051\u6570\u91cf\u7684\u306a\u8aac\u660e\u3092\u77e5\u308a\u305f\u3051\u308c\u3070<a href=\"https:\/\/eman-physics.net\/electromag\/gauss.html\">\u305a\u3063\u3068\u524d\u306b\u66f8\u3044\u305f\u8a18\u4e8b<\/a>\u304c\u3042\u308b\u306e\u3067\u305d\u3061\u3089\u3082\u53c2\u8003\u306b\u3057\u3066\u3082\u3089\u3044\u305f\u3044<span class=\"period\">.<\/span>\u305d\u3053\u3067\u306f\u96fb\u78c1\u6c17\u5b66\u3067\u4f7f\u3046\u300c\u30ac\u30a6\u30b9\u306e\u5b9a\u7406\u300d\u3068\u3044\u3046\u3082\u306e\u306e\u8aac\u660e\u304c\u4e3b\u984c\u306b\u306a\u3063\u3066\u3044\u3066<span class=\"punctuation\">,<\/span>\u307e\u3060\u8aac\u660e\u3057\u3066\u3044\u306a\u3044\u30d9\u30af\u30c8\u30eb\u306e\u7a4d\u5206\u304c\u3044\u304d\u306a\u308a\u51fa\u3066\u304f\u308b\u306e\u3060\u304c<span class=\"punctuation\">,<\/span>\u305d\u3053\u306f\u8efd\u304f\u8aad\u307f\u98db\u3070\u3057\u3066\u3082\u3089\u3063\u305f\u3089\u3044\u3044\u3068\u601d\u3046<span class=\"period\">.<\/span>\u30d9\u30af\u30c8\u30eb\u306e\u7a4d\u5206\u306f\u3082\u3046\u5c11\u3057\u5f8c\u3067\u8aac\u660e\u3059\u308b\u4e88\u5b9a\u306a\u306e\u3067<span class=\"punctuation\">,<\/span>\u305d\u3053\u307e\u3067\u7406\u89e3\u3057\u3066\u304b\u3089\u8aad\u3093\u3067\u3082\u3089\u3063\u3066\u3082\u826f\u3044\u3060\u308d\u3046<span class=\"period\">.<\/span>\u305d\u306e\u8a18\u4e8b\u4e2d\u3067\u306f \u2207\u30fb<b>E<\/b>\u00a0\u3092 div\u00a0<b>E<\/b>\u00a0\u3068\u8868\u73fe\u3057\u3066\u3044\u308b\u304c<span class=\"punctuation\">,<\/span>\u305d\u308c\u306f\u4eca\u56de\u306e\u8a18\u4e8b\u3092\u3082\u3046\u5c11\u3057\u5148\u307e\u3067\u8aad\u3080\u3068\u5206\u304b\u308b<span class=\"period\">.<\/span><\/span><\/p>\n<p>\u3068\u3044\u3046\u308f\u3051\u3067<span class=\"punctuation\">,<\/span>\u3053\u306e<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i11 eq_v1\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i011.svg\" alt=\"\\nabla\u30fbA\" \/><\/span>\u306e\u3053\u3068\u3092<span class=\"punctuation\">,<\/span>\u30d9\u30af\u30c8\u30eb<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i6 eq_v1\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i006.svg\" alt=\"A\" \/><\/span>\u306e\u300c<span class=\"attention\">\u6e67\u304d\u51fa\u3057<\/span>\u300d\u307e\u305f\u306f\u300c<span class=\"attention\">\u30c0\u30a4\u30d0\u30fc\u30b8\u30a7\u30f3\u30b9<\/span>\u300d\u3068\u547c\u3076<span class=\"period\">.<\/span><span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i11 eq_v1\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i011.svg\" alt=\"\\nabla\u30fbA\" \/><\/span>\u306f<span class=\"punctuation\">,<\/span>\u7a7a\u9593\u4e2d\u306e\u5834\u6240\u3054\u3068\u3067\u4e00\u3064\u306e\u6570\u5024\u304c\u6c7a\u307e\u308b\u3082\u306e\u3067\u3042\u308a<span class=\"punctuation\">,<\/span>\u305d\u3046\u3044\u3046\u3082\u306e\u3092\u300c<span class=\"attention\">\u30b9\u30ab\u30e9\u30fc\u5834<\/span>\u300d\u3068\u547c\u3076\u306e\u3067\u3042\u3063\u305f<span class=\"period\">.<\/span><\/p>\n<hr \/>\n<h2>\u30d9\u30af\u30c8\u30eb\u306e\u56de\u8ee2<\/h2>\n<p>\u30ca\u30d6\u30e9\u3092\u5206\u96e2\u3057\u305f\u52b9\u7528\u306f\u4ed6\u306b\u3082\u3042\u308b<span class=\"period\">.<\/span>\u6b21\u306f<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i3 eq_v1\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i003.svg\" alt=\"\\nabla\" \/><\/span>\u3068\u30d9\u30af\u30c8\u30eb<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i5 eq_v2\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i005.svg\" alt=\"A=(A_x,A_y,A_z)\" \/><\/span>\u3068\u306e\u5916\u7a4d\u3092\u4f5c\u3063\u3066\u307f\u308b<span class=\"period\">.<\/span>\u5916\u7a4d\u306e\u5b9a\u7fa9\u306b\u5023\u3063\u3066\u5b9a\u7fa9\u3057\u3066\u3084\u308b\u3068\u6b21\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u51fa\u6765\u4e0a\u304c\u308b<span class=\"period\">.<\/span><span class=\"display\"><img decoding=\"async\" class=\"eq_d4\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/d004.svg\" alt=\"\u6570\u5f0f\" \/><\/span><\/p>\n<p>\u4f55\u3068<span class=\"punctuation\">,<\/span>\u3053\u306e\u53f3\u8fba\u306e\u8a08\u7b97\u5185\u5bb9\u306b\u3082\u610f\u5473\u304c\u898b\u3044\u51fa\u305b\u308b<span class=\"period\">.<\/span>\u30d9\u30af\u30c8\u30eb\u5834\u3092\u8996\u899a\u5316\u3057\u3066\u307f\u308b\u3068<span class=\"punctuation\">,<\/span>\u6e26\u3092\u5dfb\u3044\u3066\u3044\u308b\u3088\u3046\u306b\u898b\u3048\u308b\u5834\u6240\u3082\u3042\u308b\u3053\u3068\u3060\u308d\u3046<span class=\"period\">.<\/span>\u306f\u3063\u304d\u308a\u3068\u3057\u305f\u6e26\u306b\u306f\u898b\u3048\u306a\u304f\u3068\u3082<span class=\"punctuation\">,<\/span>\u3082\u3057\u305d\u3053\u306b\u6c34\u8eca\u3092\u7f6e\u3044\u305f\u306a\u3089\u3070<span class=\"punctuation\">,<\/span>\u30d9\u30af\u30c8\u30eb\u306e\u6d41\u308c\u306e\u5fae\u5999\u306a\u5dee\u306b\u3088\u3063\u3066\u56de\u8ee2\u3092\u59cb\u3081\u308b\u306e\u3067\u306f\u306a\u3044\u304b\u3068\u601d\u3048\u308b\u5834\u6240\u304c\u5e7e\u3064\u3082\u3042\u308b<span class=\"period\">.<\/span><\/p>\n<p>\u3053\u306e (2) \u5f0f\u306e\u53f3\u8fba\u306f\u30d9\u30af\u30c8\u30eb\u306b\u306a\u3063\u3066\u3044\u3066 3 \u3064\u306e\u6210\u5206\u3092\u6301\u3064\u304c<span class=\"punctuation\">,<\/span>\u4f8b\u3048\u3070\u305d\u306e\u7b2c 1 \u6210\u5206\u306f<span class=\"punctuation\">,<\/span>\u56de\u8ee2\u8ef8\u3092<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i7 eq_v1\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i007.svg\" alt=\"x\" \/><\/span>\u8ef8\u65b9\u5411\u306b\u5411\u3051\u3066\u8a2d\u7f6e\u3055\u308c\u305f\u6c34\u8eca\u3092\u7a7a\u9593\u4e2d\u306b\u7f6e\u3044\u305f\u6642\u306b\u3069\u308c\u304f\u3089\u3044\u306e\u52e2\u3044\u3067\u56de\u8ee2\u3059\u308b\u304b\u3092\u8868\u3057\u3066\u3044\u308b\u306e\u3067\u3042\u308b<span class=\"period\">.<\/span>\u3053\u306e\u5024\u304c\u6b63\u306a\u3089\u3070<span class=\"punctuation\">,<\/span><span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i7 eq_v1\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i007.svg\" alt=\"x\" \/><\/span>\u8ef8\u306e\u6b63\u306e\u5411\u304d\u3092\u5411\u3044\u305f\u6642\u306b\u6642\u8a08\u56de\u308a\u306b\u898b\u3048\u308b\u3088\u3046\u306a\u56de\u8ee2\u3092\u3057\u3066\u3044\u308b\u3057<span class=\"punctuation\">,<\/span>\u8ca0\u306a\u3089\u3070\u53cd\u6642\u8a08\u56de\u308a\u3092\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u3066\u3044\u308b<span class=\"period\">.<\/span>\u4ed6\u306e\u8ef8\u306b\u3064\u3044\u3066\u3082\u540c\u69d8\u3067\u3042\u308b<span class=\"period\">.<\/span><\/p>\n<p>\u3053\u306e (2) \u5f0f\u306e\u53f3\u8fba\u306e\u30d9\u30af\u30c8\u30eb\u5168\u4f53\u3068\u3057\u3066\u306f<span class=\"punctuation\">,<\/span>\u300c\u3082\u3057\u81ea\u7531\u306b\u8ef8\u306e\u65b9\u5411\u3092\u5909\u3048\u3089\u308c\u308b\u6c34\u8eca\uff08\u305d\u308c\u306f\u81ea\u7531\u306b\u56de\u8ee2\u3067\u304d\u308b\u7fbd\u6839\u4ed8\u304d\u30dc\u30fc\u30eb\u306e\u3088\u3046\u306a\u3082\u306e\u3060\u308d\u3046\u304b\uff09\u304c\u3042\u308b\u3068\u3059\u308c\u3070<span class=\"punctuation\">,<\/span>\u305d\u308c\u306f\u3069\u306e\u65b9\u5411\u3092\u8ef8\u3068\u3057\u3066\u53f3\u56de\u308a\u3059\u308b\u304b\u300d\u3068\u3044\u3046\u306e\u3092\u8868\u3057\u3066\u3044\u308b\u3053\u3068\u306b\u306a\u308b<span class=\"period\">.<\/span>\u3057\u304b\u3057\u305d\u306e\u3053\u3068\u3092\u793a\u3059\u306e\u306f\u307e\u3060\u5c11\u3057\u30ec\u30d9\u30eb\u304c\u9ad8\u3044\u306e\u3067\u3084\u3081\u3066\u304a\u3053\u3046<span class=\"period\">.<\/span><\/p>\n<p><span class=\"note\">\u5ff5\u306e\u70ba\u306b\u66f8\u3044\u3066\u304a\u304f\u3068<span class=\"punctuation\">,<\/span>\u305d\u308c\u306f<span class=\"punctuation\">,<\/span>\u30d9\u30af\u30c8\u30eb\u5834\u3092\u305d\u306e\u307e\u307e\u306b\u5ea7\u6a19\u8ef8\u3060\u3051\u3092\u56de\u8ee2\u3057\u305f\u3068\u304d\u306b<span class=\"punctuation\">,<\/span>\u65b0\u3057\u3044\u5ea7\u6a19\u3067\u8868\u3057\u305f \u2207\u00d7<b>A<\/b>\u00a0\u306e\u65b9\u5411\u304c\u305d\u308c\u306b\u5fdc\u3058\u3066\u3069\u306e\u3088\u3046\u306b\u56de\u8ee2\u3059\u308b\u304b\u3092\u78ba\u304b\u3081\u308c\u3070\u826f\u3044<span class=\"period\">.<\/span>\u4f8b\u3048\u3070<span class=\"punctuation\">,<\/span>\u2207\u00d7<b>A<\/b>\u00a0\u304c\u521d\u3081\u306b\u3042\u308b\u65b9\u5411\u3092\u5411\u3044\u3066\u3044\u308b\u3068\u3057\u3066<span class=\"punctuation\">,<\/span>\u305d\u306e\u65b9\u5411\u304c\u65b0\u3057\u3044 x \u8ef8\u306b\u306a\u308b\u3088\u3046\u306a\u5ea7\u6a19\u5909\u63db\u3092\u3057\u3066\u3084\u308b<span class=\"period\">.<\/span>\u3082\u3057\u305d\u306e\u65b0\u3057\u3044\u5ea7\u6a19\u7cfb\u3067\u8a08\u7b97\u3055\u308c\u308b\u65b0\u3057\u3044 \u2207\u00d7<b>A<\/b>\u00a0\u304c\u65b0\u3057\u3044 x \u8ef8\u3092\u5411\u3044\u3066\u3044\u308c\u3070<span class=\"punctuation\">,<\/span>\u65b0\u3057\u3044 y \u8ef8\u3084 z \u8ef8\u306e\u5468\u308a\u306b\u306f\u6e26\u6210\u5206\u306f\u306a\u304f\u3066<span class=\"punctuation\">,<\/span>\u305f\u3060 x \u8ef8\u306e\u5468\u308a\u306b\u3060\u3051\u6e26\u5dfb\u3044\u3066\u3044\u308b\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308b\u304b\u3089\u3060<span class=\"period\">.<\/span>\u3064\u307e\u308a<span class=\"punctuation\">,<\/span>\u5143\u3005\u306e\u5ea7\u6a19\u306b\u304a\u3044\u3066\u3082 \u2207\u00d7<b>A<\/b>\u00a0\u304c\u793a\u3059\u8ef8\u306e\u5468\u308a\u306b\u3060\u3051\u6e26\u6210\u5206\u304c\u3042\u3063\u305f\u3053\u3068\u306b\u306a\u308b<span class=\"period\">.<\/span><\/span><\/p>\n<p>\u3068\u3044\u3046\u308f\u3051\u3067<span class=\"punctuation\">,<\/span>\u3053\u306e<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i12 eq_v1\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i012.svg\" alt=\"\\nabla\u00d7A\" \/><\/span>\u306e\u3053\u3068\u3092<span class=\"punctuation\">,<\/span>\u30d9\u30af\u30c8\u30eb<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i6 eq_v1\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i006.svg\" alt=\"A\" \/><\/span>\u306e\u300c<span class=\"attention\">\u56de\u8ee2<\/span>\u300d\u307e\u305f\u306f\u300c<span class=\"attention\">\u30ed\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3<\/span>\u300d\u3068\u547c\u3076<span class=\"period\">.<\/span><\/p>\n<p>\u306a\u305c\u305d\u3093\u306a\u3053\u3068\u304c\u8a00\u3048\u308b\u306e\u304b\u3092\u5c11\u3057\u3060\u3051\u8aac\u660e\u3057\u3066\u304a\u3053\u3046<span class=\"period\">.<\/span>(2) \u5f0f\u306e\u53f3\u8fba\u306e\u7b2c 3 \u6210\u5206\u304c\u5206\u304b\u308a\u3084\u3059\u3044<span class=\"period\">.<\/span>\u3053\u308c\u306f\u6c34\u8eca\u306e\u56de\u8ee2\u8ef8\u304c<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i10 eq_v4\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i010.svg\" alt=\"z\" \/><\/span>\u65b9\u5411\u3092\u5411\u304f\u3088\u3046\u306b\u8a2d\u7f6e\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3092\u793a\u3057\u3066\u304a\u308a<span class=\"punctuation\">,<\/span><span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i13 eq_v2\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i013.svg\" alt=\"xy\" \/><\/span>\u5e73\u9762\u5185\u306b\u751f\u3058\u3066\u3044\u308b\u56de\u8ee2\u3092\u610f\u5473\u3057\u3066\u3044\u308b\u306e\u3067\u30a4\u30e1\u30fc\u30b8\u3057\u3084\u3059\u3044\u3060\u308d\u3046<span class=\"period\">.<\/span>\u7b2c 1 \u9805\u306f<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i14 eq_v2\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i014.svg\" alt=\"\u2202A_y\/\u2202x\" \/><\/span>\u3067\u3042\u308b<span class=\"period\">.<\/span>\u3053\u308c\u304c\u6b63\u3060\u3068\u3059\u308b\u3068<span class=\"punctuation\">,<\/span><span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i7 eq_v1\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i007.svg\" alt=\"x\" \/><\/span>\u65b9\u5411\u3078\u9032\u3080\u307b\u3069\u306b\u6d41\u308c\u306e<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i9 eq_v2\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i009.svg\" alt=\"y\" \/><\/span>\u6210\u5206\u304c\u5f37\u3044\u3053\u3068\u306b\u306a\u308b\u306e\u3067<span class=\"punctuation\">,<\/span>\u6c34\u8eca\u306e\u53f3\u5074\u306e\u65b9\u304c\u5f37\u304f<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i9 eq_v2\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i009.svg\" alt=\"y\" \/><\/span>\u65b9\u5411\u306b\u62bc\u3055\u308c<span class=\"punctuation\">,<\/span><span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i13 eq_v2\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i013.svg\" alt=\"xy\" \/><\/span>\u5e73\u9762\u3092\u4e0a\u304b\u3089\u898b\u964d\u308d\u3057\u3066\u3044\u308b\u3068\u6c34\u8eca\u306f\u53cd\u6642\u8a08\u56de\u308a\u306b\u56de\u8ee2\u3092\u59cb\u3081\u308b\u3053\u3068\u306b\u306a\u308b<span class=\"period\">.<\/span>\u3057\u304b\u3057<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i10 eq_v4\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i010.svg\" alt=\"z\" \/><\/span>\u8ef8\u3068\u3044\u3046\u306e\u306f<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i13 eq_v2\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i013.svg\" alt=\"xy\" \/><\/span>\u5e73\u9762\u304b\u3089\u3053\u3061\u3089\u306b\u5411\u304b\u3063\u3066\u4f38\u3073\u3066\u3044\u308b\u3082\u306e\u306a\u306e\u3067<span class=\"punctuation\">,<\/span>\u305d\u306e\u65b9\u5411\u3092\u5411\u3044\u3066\u773a\u3081\u308c\u3070<span class=\"punctuation\">,<\/span>\u6c34\u8eca\u306e\u56de\u8ee2\u306f\u6642\u8a08\u56de\u308a\u3067\u3042\u308b<span class=\"period\">.<\/span><\/p>\n<div class=\"figures\"><img decoding=\"async\" src=\"https:\/\/eman-physics.net\/math\/vector02\/rotation.png\" alt=\"xy\u5ea7\u6a19\u5e73\u9762\u306e\u4e0a\u306e\u30d9\u30af\u30c8\u30eb\u304c\u6c34\u8eca\u3092\u56de\u8ee2\u3055\u305b\u308b\u30a4\u30e1\u30fc\u30b8\u3092\u8868\u3059\u56f3\" \/><\/div>\n<p>\u7b2c 2 \u9805\u306b\u3069\u3046\u3057\u3066\u30de\u30a4\u30ca\u30b9\u304c\u3064\u3044\u3066\u3044\u308b\u306e\u304b\u306f<span class=\"punctuation\">,<\/span>\u540c\u69d8\u306b\u3057\u3066\u8003\u3048\u308c\u3070\u5206\u304b\u308b\u3060\u308d\u3046<span class=\"period\">.<\/span><span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i15 eq_v2\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i015.svg\" alt=\"\u2202A_x\/\u2202y\" \/><\/span>\u304c\u6b63\u306e\u5834\u5408<span class=\"punctuation\">,<\/span><span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i9 eq_v2\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i009.svg\" alt=\"y\" \/><\/span>\u65b9\u5411\u3078\u884c\u304f\u307b\u3069<span class=\"eqinline\"><img decoding=\"async\" class=\"eq_i7 eq_v1\" src=\"https:\/\/eman-physics.net\/math\/vector02\/eq2102191640\/i007.svg\" alt=\"x\" \/><\/span>\u65b9\u5411\u3078\u306e\u6d41\u308c\u304c\u5f37\u3044\u306e\u3067<span class=\"punctuation\">,<\/span>\u6c34\u8eca\u306f\u4e0a\u304b\u3089\u898b\u964d\u308d\u3057\u3066\u6642\u8a08\u56de\u308a\u3059\u308b\u3053\u3068\u306b\u306a\u308b\u304b\u3089\u3067\u3042\u308b<span class=\"period\">.<\/span>\u3053\u308c\u306f\u5148\u307b\u3069\u3068\u306f\u9006\u3067\u3042\u308b\u304b\u3089\u30de\u30a4\u30ca\u30b9\u304c\u4ed8\u3044\u3066\u3044\u308b\u3053\u3068\u3067\u8a71\u304c\u5408\u3046\u306e\u3067\u3042\u308b<span class=\"period\">.<\/span><\/p>\n<hr \/>\n<p>\u4e0a\u8a18\u306e\u89e3\u8aac\u3067\u3001\u88dc\u8db3\u3059\u308b\u3068\u3001\u5358\u7d14\u5316\u3057\u3066<br \/>\n<strong>Z\u8ef8\u3092\u8ef8\u3068\u3059\u308b\u30b3\u30de\u306e\u56de\u8ee2\u30e2\u30c7\u30eb<\/strong>\u3092\u8003\u3048\u3066\u307f\u308b<br \/>\n<span style=\"color: #0000ff;\"><strong>Z\u65b9\u5411\u306b\u306f\u3001\u901f\u5ea6\u6210\u5206\u3082\u901f\u5ea6\u5909\u5316\u3082\u5b58\u5728\u3057\u306a\u3044<\/strong><\/span>\u304b\u3089\u3001\u4e0a\u306e\uff08\uff12\uff09\u5f0f\u3067\u3001\uff5a\u304c\u3042\u308b\u6f14\u7b97\u306f\u5168\u3066\u30bc\u30ed\u306b\u306a\u308a\u3001\uff5a\u8ef8\u306b\u306a\u308b\u6700\u5f8c\u306e\u5f0f\u3060\u3051\u304c\u610f\u5473\u3092\u3082\u3064\u3002<br \/>\n\uff58\u8ef8\u65b9\u5411\u3067\uff59\u65b9\u5411\u30d9\u30af\u30c8\u30eb\u306e\u5897\u52a0\uff08\uff1d\u4e0a\u65b9\u5411\u3078\u52a0\u901f\uff09\u3068\u3001y\u8ef8\u65b9\u5411\u3067\uff58\u65b9\u5411\u30d9\u30af\u30c8\u30eb\u306e\u6e1b\u5c11\uff08\uff1d\u5de6\uff08\u30fc\uff58\uff09\u65b9\u5411\u3078\u52a0\u901f\uff09\u3092\u8db3\u3059\u3053\u3068\u306b\u306a\u308a\u3001\u4e0a\u306e\u56f3\u306e\u89e3\u8aac\u306e\u901a\u308a\u3068\u306a\u308b\u3002<\/p>\n<p>\u5f0f\u304c\u8907\u96d1\u3067\u899a\u3048\u306b\u304f\u3044\u304c\u3001\uff08\uff12\uff09\u5f0f\u306f\u3001\u5206\u6bcd\uff08\u4e0b\u5074\uff09\u3060\u3051\u3092\u898b\u308c\u3070<br \/>\n\u3000\u3000\uff08\uff58\u3001\uff59\u3001\uff5a\uff09\u3000\u2192\u3000\uff08\uff59\uff0dz\uff09\uff08z\uff0dx\uff09\uff08\uff58\uff0d\uff59\uff09\u306e\u9806\u756a\u306b\u306a\u3063\u3066\u3044\u3066<br \/>\n\u3000\u5206\u5b50\u5074\u306f\u3001\uff08\u3000\uff09\u306e\u4e2d\u306e\u76f8\u624b\u5206\u306b\u306a\u3063\u3066\u3044\u308b\u3068\u307f\u308c\u3070\u3001\u6848\u5916\u7c21\u5358\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"\u73fe\u4ee3\u306e\u92f3\u9020\u3067\u306f\u3001\u91d1\u5c5e\u306e\u6eb6\u89e3\u306b\u306f\u3001 \uff11\uff0e\u71c3\u713c\u71b1\uff08\u70ad\u30fb\u77f3\u70ad\u30fb\u30b3\u30fc\u30af\u30b9\u30fb\u30ac\u30b9\uff09 \uff12\uff0e\u96fb\u6c17\u7089\uff08\u62b5\u6297\u767a\u71b1\u30fb\u96fb\u78c1\u8a98\u5c0e\u96fb\u6d41\u306b\u3088\u308b\u52a0\u71b1\u30fb\u30a2\u30fc\u30af\u653e\u96fb\uff09 \uff13\uff0e\u71b1\u7dda\uff08\u592a\u967d\u5149\u306a\u3069\u3092\u30ec\u30f3\u30ba\u5229\u7528\u3057\u3066\u96c6\u4e2d\u3055\u305b\u308b\uff09 \u304c\u5229\u7528\u3055\u308c\u307e\u3059\u304c\u3001\u9291\u9244\u3084\u9285\u5408\u91d1\u306a\u3069\u306e &#8230;","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"vk-ltc-link":"","vk-ltc-target":"0","footnotes":""},"categories":[21],"tags":[],"class_list":["post-2433","post","type-post","status-publish","format-standard","hentry","category-engineering"],"_links":{"self":[{"href":"https:\/\/jfs.or.jp\/jfs-cs\/wp-json\/wp\/v2\/posts\/2433","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jfs.or.jp\/jfs-cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jfs.or.jp\/jfs-cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jfs.or.jp\/jfs-cs\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/jfs.or.jp\/jfs-cs\/wp-json\/wp\/v2\/comments?post=2433"}],"version-history":[{"count":31,"href":"https:\/\/jfs.or.jp\/jfs-cs\/wp-json\/wp\/v2\/posts\/2433\/revisions"}],"predecessor-version":[{"id":2886,"href":"https:\/\/jfs.or.jp\/jfs-cs\/wp-json\/wp\/v2\/posts\/2433\/revisions\/2886"}],"wp:attachment":[{"href":"https:\/\/jfs.or.jp\/jfs-cs\/wp-json\/wp\/v2\/media?parent=2433"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jfs.or.jp\/jfs-cs\/wp-json\/wp\/v2\/categories?post=2433"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jfs.or.jp\/jfs-cs\/wp-json\/wp\/v2\/tags?post=2433"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}