{"id":28409,"date":"2025-11-23T09:02:21","date_gmt":"2025-11-23T00:02:21","guid":{"rendered":"https:\/\/lanqiu.aboutphlaw.com\/?p=28409"},"modified":"2025-11-23T09:02:21","modified_gmt":"2025-11-23T00:02:21","slug":"importance-and-applications-of-3x3-identity-matrix-in-math-education","status":"publish","type":"post","link":"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education","title":{"rendered":"3×3 \u5358\u4f4d\u884c\u5217\u306e\u91cd\u8981\u6027\u3068\u5fdc\u7528\uff08\u6570\u5b66\u6559\u80b2\u306b\u304a\u3051\u308b\u57fa\u790e\u77e5\u8b58\u3068\u3057\u3066\u306e\u5f79\u5272\uff09"},"content":{"rendered":"

1. 3×3 \u5358\u4f4d\u884c\u5217\u3068\u306f<\/h4>\n

3×3 \u5358\u4f4d\u884c\u5217\u306f\u3001\u7dda\u5f62\u4ee3\u6570\u306b\u304a\u3051\u308b\u57fa\u672c\u7684\u306a\u6982\u5ff5\u3067\u3042\u308a\u3001\u7279\u306b\u884c\u5217\u306e\u8a08\u7b97\u306b\u304a\u3044\u3066\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u3053\u306e\u884c\u5217\u306f\u3001\u5bfe\u89d2\u8981\u7d20\u304c\u3059\u3079\u30661\u3067\u3042\u308a\u3001\u305d\u306e\u4ed6\u306e\u8981\u7d20\u304c0\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5f62\u5f0f\u7684\u306b\u306f\u3001\u6b21\u306e\u3088\u3046\u306b\u8868\u3055\u308c\u307e\u3059<\/p>\n

I =
\n\\[\\beginpmatrix
\n1 & 0 & 0 \\\\
\n0 & 1 & 0 \\\\
\n0 & 0 & 1
\n\\endpmatrix
\n\\] <\/p>\n

\u3053\u306e\u884c\u5217\u306f\u3001\u884c\u5217\u306e\u4e57\u7b97\u306b\u304a\u3044\u3066\u5358\u4f4d\u5143\u306e\u5f79\u5272\u3092\u679c\u305f\u3057\u3001\u4efb\u610f\u306e\u884c\u5217A\u306b\u5bfe\u3057\u3066\u3001A * I = I * A = A\u304c\u6210\u308a\u7acb\u3061\u307e\u3059\u3002\u3053\u306e\u6027\u8cea\u306f\u3001\u884c\u5217\u306e\u5909\u63db\u3084\u8a08\u7b97\u3092\u5bb9\u6613\u306b\u3059\u308b\u305f\u3081\u3001\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002<\/p>\n

2. 3×3 \u5358\u4f4d\u884c\u5217\u306e\u57fa\u672c\u7684\u6027\u8cea<\/h4>\n

3×3 \u5358\u4f4d\u884c\u5217\u306e\u4e3b\u306a\u6027\u8cea\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002\u7b2c\u4e00\u306b\u3001\u5358\u4f4d\u884c\u5217\u306f\u81ea\u5206\u81ea\u8eab\u306e\u9006\u884c\u5217\u3067\u3042\u308b\u3068\u3044\u3046\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002\u3059\u306a\u308f\u3061\u3001I^(-1) = I\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u884c\u5217\u306e\u9006\u3092\u8003\u3048\u308b\u969b\u306b\u3082\u6975\u3081\u3066\u4fbf\u5229\u3067\u3059\u3002\u7b2c\u4e8c\u306b\u3001\u5358\u4f4d\u884c\u5217\u306f\u884c\u5217\u306e\u57fa\u672c\u7684\u306a\u6027\u8cea\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u3001\u3055\u307e\u3056\u307e\u306a\u884c\u5217\u64cd\u4f5c\u306e\u57fa\u76e4\u3068\u306a\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u30b9\u30ab\u30e9\u30fc\u500d\u3084\u884c\u5217\u306e\u52a0\u6cd5\u306b\u304a\u3044\u3066\u3082\u3001\u5358\u4f4d\u884c\u5217\u306f\u9032\u6570\u306e\u3088\u3046\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6027\u8cea\u306f\u3001\u7279\u306b\u9ad8\u6b21\u306e\u884c\u5217\u3084\u5fdc\u7528\u554f\u984c\u306b\u304a\u3044\u3066\u3001\u8a08\u7b97\u3092\u7c21\u7565\u5316\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/p>\n

3. 3×3 \u5358\u4f4d\u884c\u5217\u306e\u5fdc\u7528\u4f8b<\/h4>\n

3×3 \u5358\u4f4d\u884c\u5217\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u5fdc\u7528\u9818\u57df\u3067\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u30b9\u3067\u306f\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u5909\u63db\uff08\u56de\u8ee2\u3001\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u3001\u5e73\u884c\u79fb\u52d5\uff09\u3092\u884c\u3046\u969b\u306b\u3001\u884c\u5217\u3092\u5229\u7528\u3057\u307e\u3059\u3002\u7279\u306b\u30013D\u7a7a\u9593\u306e\u70b9\u3092\u8868\u73fe\u3059\u308b\u969b\u306b\u3001\u5358\u4f4d\u884c\u5217\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u521d\u671f\u8a2d\u5b9a\u3084\u5143\u306e\u59ff\u3092\u4fdd\u6301\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002\u307e\u305f\u3001\u7269\u7406\u5b66\u3084\u5de5\u5b66\u306e\u5206\u91ce\u3067\u3082\u3001\u72b6\u614b\u306e\u4fdd\u6301\u3084\u5909\u63db\u3092\u6271\u3046\u969b\u306b\u30013×3 \u5358\u4f4d\u884c\u5217\u306f\u3057\u3070\u3057\u3070\u767b\u5834\u3057\u307e\u3059\u3002\u5b9f\u969b\u306b\u3001\u7dda\u5f62\u5909\u63db\u3092\u6d3b\u7528\u3059\u308b\u591a\u304f\u306e\u554f\u984c\u306b\u304a\u3044\u3066\u3001\u3053\u306e\u5358\u4f4d\u884c\u5217\u304c\u30d9\u30fc\u30b9\u3068\u3057\u3066\u5229\u7528\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3059\u3002<\/p>\n

4. \u6559\u80b2\u306b\u304a\u3051\u308b3×3 \u5358\u4f4d\u884c\u5217\u306e\u91cd\u8981\u6027<\/h4>\n

\u6570\u5b66\u6559\u80b2\u306b\u304a\u3044\u3066\u30013×3 \u5358\u4f4d\u884c\u5217\u306f\u5b66\u751f\u306b\u3068\u3063\u3066\u91cd\u8981\u306a\u5b66\u7fd2\u7d20\u6750\u3067\u3059\u3002\u5358\u4f4d\u884c\u5217\u306e\u6982\u5ff5\u306f\u3001\u884c\u5217\u3084\u7dda\u5f62\u4ee3\u6570\u306e\u7406\u89e3\u3092\u6df1\u3081\u308b\u305f\u3081\u306e\u57fa\u790e\u3068\u306a\u308a\u307e\u3059\u3002\u5b66\u751f\u306f\u3001\u5358\u4f4d\u884c\u5217\u3092\u4f7f\u7528\u3057\u3066\u884c\u5217\u306e\u89b3\u5ff5\u3092\u5177\u4f53\u5316\u3057\u3001\u5b9f\u969b\u306e\u554f\u984c\u306b\u9069\u7528\u3059\u308b\u529b\u3092\u80b2\u3080\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u3053\u306e\u6982\u5ff5\u306f\u4ed6\u306e\u6570\u5b66\u7684\u30c8\u30d4\u30c3\u30af\u3078\u306e\u6a4b\u6e21\u3057\u3068\u306a\u308a\u3001\u4f8b\u3048\u3070\u884c\u5217\u306e\u56fa\u6709\u5024\u3084\u7279\u7570\u5024\u5206\u89e3\u306a\u3069\u306e\u9ad8\u5ea6\u306a\u30c6\u30fc\u30de\u3078\u3068\u3064\u306a\u304c\u308b\u305f\u3081\u3001\u5b66\u751f\u306b\u3068\u3063\u3066\u975e\u5e38\u306b\u4fa1\u5024\u3042\u308b\u5b66\u7fd2\u4f53\u9a13\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n

5. \u307e\u3068\u3081<\/h4>\n

3×3 \u5358\u4f4d\u884c\u5217\u306f\u3001\u6570\u5b66\u6559\u80b2\u306b\u304a\u3051\u308b\u57fa\u672c\u77e5\u8b58\u3068\u3057\u3066\u306e\u5f79\u5272\u3092\u6301\u3064\u3001\u975e\u5e38\u306b\u91cd\u8981\u306a\u8981\u7d20\u3067\u3059\u3002\u884c\u5217\u306e\u6027\u8cea\u3084\u8a08\u7b97\u306e\u57fa\u672c\u3092\u7406\u89e3\u3057\u3001\u305d\u308c\u3092\u9069\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u5b66\u751f\u306f\u7dda\u5f62\u4ee3\u6570\u5168\u822c\u306b\u308f\u305f\u3063\u3066\u5f37\u3044\u57fa\u76e4\u3092\u7bc9\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u6570\u5b66\u3092\u5b66\u3076\u4e0a\u3067\u306e\u81ea\u4fe1\u3092\u6df1\u3081\u3001\u3055\u3089\u306a\u308b\u5fdc\u7528\u529b\u3092\u990a\u3046\u3053\u3068\u304c\u3067\u304d\u308b\u3067\u3057\u3087\u3046\u3002\u79d1\u5b66\u3084\u5de5\u5b66\u3001\u3055\u3089\u306b\u306f\u6280\u8853\u5206\u91ce\u306b\u304a\u3044\u3066\u3082\u6c42\u3081\u3089\u308c\u308b\u80fd\u529b\u3092\u8eab\u306b\u3064\u3051\u308b\u305f\u3081\u306b\u3001\u3053\u306e\u3088\u3046\u306a\u57fa\u790e\u7684\u306a\u7406\u89e3\u306f\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u30bf\u30a4\u30c8\u30eb3×3 \u5358\u4f4d\u884c\u5217\u306e\u91cd\u8981\u6027\u3068\u5fdc\u7528\uff08\u6570\u5b66\u6559\u80b2\u306b\u304a\u3051\u308b\u57fa\u790e\u77e5\u8b58\u3068\u3057\u3066\u306e\u5f79\u5272\uff09<\/p>\n","protected":false},"author":1,"featured_media":1064,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[4754,4755,4990],"class_list":["post-28409","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-3x3","tag-3x3","tag-4755","tag-4990"],"yoast_head":"\n3x3 \u5358\u4f4d\u884c\u5217\u306e\u91cd\u8981\u6027\u3068\u5fdc\u7528\uff08\u6570\u5b66\u6559\u80b2\u306b\u304a\u3051\u308b\u57fa\u790e\u77e5\u8b58\u3068\u3057\u3066\u306e\u5f79\u5272\uff09 - \u6700\u65b0\u30b9\u30dd\u30fc\u30c4\u30cb\u30e5\u30fc\u30b9 -\u30d0\u30b9\u30b1\u30c3\u30c8\u30dc\u30fc\u30eb\u306e\u30cb\u30e5\u30fc\u30b9- \u30b9\u30dd\u30fc\u30c4\u30a4\u30d9\u30f3\u30c8\u30cb\u30e5\u30fc\u30b9\u30b5\u30a4\u30c8-CSPORTS.JP<\/title>\n<meta name=\"description\" content=\"\u30bf\u30a4\u30c8\u30eb3x3 \u5358\u4f4d\u884c\u5217\u306e\u91cd\u8981\u6027\u3068\u5fdc\u7528\uff08\u6570\u5b66\u6559\u80b2\u306b\u304a\u3051\u308b\u57fa\u790e\u77e5\u8b58\u3068\u3057\u3066\u306e\u5f79\u5272\uff09\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"3x3 \u5358\u4f4d\u884c\u5217\u306e\u91cd\u8981\u6027\u3068\u5fdc\u7528\uff08\u6570\u5b66\u6559\u80b2\u306b\u304a\u3051\u308b\u57fa\u790e\u77e5\u8b58\u3068\u3057\u3066\u306e\u5f79\u5272\uff09 - \u6700\u65b0\u30b9\u30dd\u30fc\u30c4\u30cb\u30e5\u30fc\u30b9 -\u30d0\u30b9\u30b1\u30c3\u30c8\u30dc\u30fc\u30eb\u306e\u30cb\u30e5\u30fc\u30b9- \u30b9\u30dd\u30fc\u30c4\u30a4\u30d9\u30f3\u30c8\u30cb\u30e5\u30fc\u30b9\u30b5\u30a4\u30c8-CSPORTS.JP\" \/>\n<meta property=\"og:description\" content=\"\u30bf\u30a4\u30c8\u30eb3x3 \u5358\u4f4d\u884c\u5217\u306e\u91cd\u8981\u6027\u3068\u5fdc\u7528\uff08\u6570\u5b66\u6559\u80b2\u306b\u304a\u3051\u308b\u57fa\u790e\u77e5\u8b58\u3068\u3057\u3066\u306e\u5f79\u5272\uff09\" \/>\n<meta property=\"og:url\" content=\"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education\" \/>\n<meta property=\"og:site_name\" content=\"\u6700\u65b0\u30b9\u30dd\u30fc\u30c4\u30cb\u30e5\u30fc\u30b9 -\u30d0\u30b9\u30b1\u30c3\u30c8\u30dc\u30fc\u30eb\u306e\u30cb\u30e5\u30fc\u30b9- \u30b9\u30dd\u30fc\u30c4\u30a4\u30d9\u30f3\u30c8\u30cb\u30e5\u30fc\u30b9\u30b5\u30a4\u30c8-CSPORTS.JP\" \/>\n<meta property=\"article:published_time\" content=\"2025-11-23T00:02:21+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/lanqiu.aboutphlaw.com\/wp-content\/uploads\/2024\/10\/pexels-lumierestudiomx-974503-scaled.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1707\" \/>\n\t<meta property=\"og:image:height\" content=\"2560\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"CSPORTS\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u57f7\u7b46\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"CSPORTS\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education#article\",\"isPartOf\":{\"@id\":\"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education\"},\"author\":{\"name\":\"CSPORTS\",\"@id\":\"https:\/\/lanqiu.aboutphlaw.com\/#\/schema\/person\/a00f4dd34b92838d9c732569b0fc0e13\"},\"headline\":\"3×3 \u5358\u4f4d\u884c\u5217\u306e\u91cd\u8981\u6027\u3068\u5fdc\u7528\uff08\u6570\u5b66\u6559\u80b2\u306b\u304a\u3051\u308b\u57fa\u790e\u77e5\u8b58\u3068\u3057\u3066\u306e\u5f79\u5272\uff09\",\"datePublished\":\"2025-11-23T00:02:21+00:00\",\"dateModified\":\"2025-11-23T00:02:21+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education\"},\"wordCount\":24,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/lanqiu.aboutphlaw.com\/#organization\"},\"image\":{\"@id\":\"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education#primaryimage\"},\"thumbnailUrl\":\"https:\/\/lanqiu.aboutphlaw.com\/wp-content\/uploads\/2024\/10\/paolo.jpg\",\"keywords\":[\"3x3\u884c\u5217\",\"\u6570\u5b66\u30cb\u30e5\u30fc\u30b9\",\"\u7dda\u5f62\u4ee3\u6570\"],\"articleSection\":[\"3x3\"],\"inLanguage\":\"ja\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education\",\"url\":\"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education\",\"name\":\"3x3 \u5358\u4f4d\u884c\u5217\u306e\u91cd\u8981\u6027\u3068\u5fdc\u7528\uff08\u6570\u5b66\u6559\u80b2\u306b\u304a\u3051\u308b\u57fa\u790e\u77e5\u8b58\u3068\u3057\u3066\u306e\u5f79\u5272\uff09 - \u6700\u65b0\u30b9\u30dd\u30fc\u30c4\u30cb\u30e5\u30fc\u30b9 -\u30d0\u30b9\u30b1\u30c3\u30c8\u30dc\u30fc\u30eb\u306e\u30cb\u30e5\u30fc\u30b9- \u30b9\u30dd\u30fc\u30c4\u30a4\u30d9\u30f3\u30c8\u30cb\u30e5\u30fc\u30b9\u30b5\u30a4\u30c8-CSPORTS.JP\",\"isPartOf\":{\"@id\":\"https:\/\/lanqiu.aboutphlaw.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education#primaryimage\"},\"image\":{\"@id\":\"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education#primaryimage\"},\"thumbnailUrl\":\"https:\/\/lanqiu.aboutphlaw.com\/wp-content\/uploads\/2024\/10\/paolo.jpg\",\"datePublished\":\"2025-11-23T00:02:21+00:00\",\"dateModified\":\"2025-11-23T00:02:21+00:00\",\"description\":\"\u30bf\u30a4\u30c8\u30eb3x3 \u5358\u4f4d\u884c\u5217\u306e\u91cd\u8981\u6027\u3068\u5fdc\u7528\uff08\u6570\u5b66\u6559\u80b2\u306b\u304a\u3051\u308b\u57fa\u790e\u77e5\u8b58\u3068\u3057\u3066\u306e\u5f79\u5272\uff09\",\"breadcrumb\":{\"@id\":\"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education#breadcrumb\"},\"inLanguage\":\"ja\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education#primaryimage\",\"url\":\"https:\/\/lanqiu.aboutphlaw.com\/wp-content\/uploads\/2024\/10\/paolo.jpg\",\"contentUrl\":\"https:\/\/lanqiu.aboutphlaw.com\/wp-content\/uploads\/2024\/10\/paolo.jpg\",\"width\":920,\"height\":518},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u30db\u30fc\u30e0\",\"item\":\"https:\/\/lanqiu.aboutphlaw.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"3×3 \u5358\u4f4d\u884c\u5217\u306e\u91cd\u8981\u6027\u3068\u5fdc\u7528\uff08\u6570\u5b66\u6559\u80b2\u306b\u304a\u3051\u308b\u57fa\u790e\u77e5\u8b58\u3068\u3057\u3066\u306e\u5f79\u5272\uff09\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/lanqiu.aboutphlaw.com\/#website\",\"url\":\"https:\/\/lanqiu.aboutphlaw.com\/\",\"name\":\"\u6700\u65b0\u30b9\u30dd\u30fc\u30c4\u30cb\u30e5\u30fc\u30b9 -\u30d0\u30b9\u30b1\u30c3\u30c8\u30dc\u30fc\u30eb\u306e\u30cb\u30e5\u30fc\u30b9- \u30b9\u30dd\u30fc\u30c4\u30a4\u30d9\u30f3\u30c8\u30cb\u30e5\u30fc\u30b9\u30b5\u30a4\u30c8-CSPORTS.JP\",\"description\":\"\u6700\u65b0\u30d0\u30b9\u30b1\u30c3\u30c8\u30dc\u30fc\u30eb\u306e\u30cb\u30e5\u30fc\u30b9\",\"publisher\":{\"@id\":\"https:\/\/lanqiu.aboutphlaw.com\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/lanqiu.aboutphlaw.com\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"ja\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/lanqiu.aboutphlaw.com\/#organization\",\"name\":\"\u6700\u65b0\u30b9\u30dd\u30fc\u30c4\u30cb\u30e5\u30fc\u30b9 -\u30d0\u30b9\u30b1\u30c3\u30c8\u30dc\u30fc\u30eb\u306e\u30cb\u30e5\u30fc\u30b9- \u30b9\u30dd\u30fc\u30c4\u30a4\u30d9\u30f3\u30c8\u30cb\u30e5\u30fc\u30b9\u30b5\u30a4\u30c8-CSPORTS.JP\",\"url\":\"https:\/\/lanqiu.aboutphlaw.com\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/lanqiu.aboutphlaw.com\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/lanqiu.aboutphlaw.com\/wp-content\/uploads\/2024\/10\/csportslogo1-1.png\",\"contentUrl\":\"https:\/\/lanqiu.aboutphlaw.com\/wp-content\/uploads\/2024\/10\/csportslogo1-1.png\",\"width\":655,\"height\":170,\"caption\":\"\u6700\u65b0\u30b9\u30dd\u30fc\u30c4\u30cb\u30e5\u30fc\u30b9 -\u30d0\u30b9\u30b1\u30c3\u30c8\u30dc\u30fc\u30eb\u306e\u30cb\u30e5\u30fc\u30b9- \u30b9\u30dd\u30fc\u30c4\u30a4\u30d9\u30f3\u30c8\u30cb\u30e5\u30fc\u30b9\u30b5\u30a4\u30c8-CSPORTS.JP\"},\"image\":{\"@id\":\"https:\/\/lanqiu.aboutphlaw.com\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/lanqiu.aboutphlaw.com\/#\/schema\/person\/a00f4dd34b92838d9c732569b0fc0e13\",\"name\":\"CSPORTS\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/lanqiu.aboutphlaw.com\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/070011335df9d7ba4cd2f1fa1e2eddede325356b4bbe45879c5e8de8c99d3101?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/070011335df9d7ba4cd2f1fa1e2eddede325356b4bbe45879c5e8de8c99d3101?s=96&d=mm&r=g\",\"caption\":\"CSPORTS\"},\"sameAs\":[\"https:\/\/lanqiu.aboutphlaw.com\"],\"url\":\"https:\/\/lanqiu.aboutphlaw.com\/author\/admin\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"3x3 \u5358\u4f4d\u884c\u5217\u306e\u91cd\u8981\u6027\u3068\u5fdc\u7528\uff08\u6570\u5b66\u6559\u80b2\u306b\u304a\u3051\u308b\u57fa\u790e\u77e5\u8b58\u3068\u3057\u3066\u306e\u5f79\u5272\uff09 - \u6700\u65b0\u30b9\u30dd\u30fc\u30c4\u30cb\u30e5\u30fc\u30b9 -\u30d0\u30b9\u30b1\u30c3\u30c8\u30dc\u30fc\u30eb\u306e\u30cb\u30e5\u30fc\u30b9- \u30b9\u30dd\u30fc\u30c4\u30a4\u30d9\u30f3\u30c8\u30cb\u30e5\u30fc\u30b9\u30b5\u30a4\u30c8-CSPORTS.JP","description":"\u30bf\u30a4\u30c8\u30eb3x3 \u5358\u4f4d\u884c\u5217\u306e\u91cd\u8981\u6027\u3068\u5fdc\u7528\uff08\u6570\u5b66\u6559\u80b2\u306b\u304a\u3051\u308b\u57fa\u790e\u77e5\u8b58\u3068\u3057\u3066\u306e\u5f79\u5272\uff09","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education","og_locale":"ja_JP","og_type":"article","og_title":"3x3 \u5358\u4f4d\u884c\u5217\u306e\u91cd\u8981\u6027\u3068\u5fdc\u7528\uff08\u6570\u5b66\u6559\u80b2\u306b\u304a\u3051\u308b\u57fa\u790e\u77e5\u8b58\u3068\u3057\u3066\u306e\u5f79\u5272\uff09 - \u6700\u65b0\u30b9\u30dd\u30fc\u30c4\u30cb\u30e5\u30fc\u30b9 -\u30d0\u30b9\u30b1\u30c3\u30c8\u30dc\u30fc\u30eb\u306e\u30cb\u30e5\u30fc\u30b9- \u30b9\u30dd\u30fc\u30c4\u30a4\u30d9\u30f3\u30c8\u30cb\u30e5\u30fc\u30b9\u30b5\u30a4\u30c8-CSPORTS.JP","og_description":"\u30bf\u30a4\u30c8\u30eb3x3 \u5358\u4f4d\u884c\u5217\u306e\u91cd\u8981\u6027\u3068\u5fdc\u7528\uff08\u6570\u5b66\u6559\u80b2\u306b\u304a\u3051\u308b\u57fa\u790e\u77e5\u8b58\u3068\u3057\u3066\u306e\u5f79\u5272\uff09","og_url":"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education","og_site_name":"\u6700\u65b0\u30b9\u30dd\u30fc\u30c4\u30cb\u30e5\u30fc\u30b9 -\u30d0\u30b9\u30b1\u30c3\u30c8\u30dc\u30fc\u30eb\u306e\u30cb\u30e5\u30fc\u30b9- \u30b9\u30dd\u30fc\u30c4\u30a4\u30d9\u30f3\u30c8\u30cb\u30e5\u30fc\u30b9\u30b5\u30a4\u30c8-CSPORTS.JP","article_published_time":"2025-11-23T00:02:21+00:00","og_image":[{"width":1707,"height":2560,"url":"https:\/\/lanqiu.aboutphlaw.com\/wp-content\/uploads\/2024\/10\/pexels-lumierestudiomx-974503-scaled.jpg","type":"image\/jpeg"}],"author":"CSPORTS","twitter_card":"summary_large_image","twitter_misc":{"\u57f7\u7b46\u8005":"CSPORTS"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education#article","isPartOf":{"@id":"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education"},"author":{"name":"CSPORTS","@id":"https:\/\/lanqiu.aboutphlaw.com\/#\/schema\/person\/a00f4dd34b92838d9c732569b0fc0e13"},"headline":"3×3 \u5358\u4f4d\u884c\u5217\u306e\u91cd\u8981\u6027\u3068\u5fdc\u7528\uff08\u6570\u5b66\u6559\u80b2\u306b\u304a\u3051\u308b\u57fa\u790e\u77e5\u8b58\u3068\u3057\u3066\u306e\u5f79\u5272\uff09","datePublished":"2025-11-23T00:02:21+00:00","dateModified":"2025-11-23T00:02:21+00:00","mainEntityOfPage":{"@id":"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education"},"wordCount":24,"commentCount":0,"publisher":{"@id":"https:\/\/lanqiu.aboutphlaw.com\/#organization"},"image":{"@id":"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education#primaryimage"},"thumbnailUrl":"https:\/\/lanqiu.aboutphlaw.com\/wp-content\/uploads\/2024\/10\/paolo.jpg","keywords":["3x3\u884c\u5217","\u6570\u5b66\u30cb\u30e5\u30fc\u30b9","\u7dda\u5f62\u4ee3\u6570"],"articleSection":["3x3"],"inLanguage":"ja","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education#respond"]}]},{"@type":"WebPage","@id":"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education","url":"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education","name":"3x3 \u5358\u4f4d\u884c\u5217\u306e\u91cd\u8981\u6027\u3068\u5fdc\u7528\uff08\u6570\u5b66\u6559\u80b2\u306b\u304a\u3051\u308b\u57fa\u790e\u77e5\u8b58\u3068\u3057\u3066\u306e\u5f79\u5272\uff09 - \u6700\u65b0\u30b9\u30dd\u30fc\u30c4\u30cb\u30e5\u30fc\u30b9 -\u30d0\u30b9\u30b1\u30c3\u30c8\u30dc\u30fc\u30eb\u306e\u30cb\u30e5\u30fc\u30b9- \u30b9\u30dd\u30fc\u30c4\u30a4\u30d9\u30f3\u30c8\u30cb\u30e5\u30fc\u30b9\u30b5\u30a4\u30c8-CSPORTS.JP","isPartOf":{"@id":"https:\/\/lanqiu.aboutphlaw.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education#primaryimage"},"image":{"@id":"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education#primaryimage"},"thumbnailUrl":"https:\/\/lanqiu.aboutphlaw.com\/wp-content\/uploads\/2024\/10\/paolo.jpg","datePublished":"2025-11-23T00:02:21+00:00","dateModified":"2025-11-23T00:02:21+00:00","description":"\u30bf\u30a4\u30c8\u30eb3x3 \u5358\u4f4d\u884c\u5217\u306e\u91cd\u8981\u6027\u3068\u5fdc\u7528\uff08\u6570\u5b66\u6559\u80b2\u306b\u304a\u3051\u308b\u57fa\u790e\u77e5\u8b58\u3068\u3057\u3066\u306e\u5f79\u5272\uff09","breadcrumb":{"@id":"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education#breadcrumb"},"inLanguage":"ja","potentialAction":[{"@type":"ReadAction","target":["https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education"]}]},{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education#primaryimage","url":"https:\/\/lanqiu.aboutphlaw.com\/wp-content\/uploads\/2024\/10\/paolo.jpg","contentUrl":"https:\/\/lanqiu.aboutphlaw.com\/wp-content\/uploads\/2024\/10\/paolo.jpg","width":920,"height":518},{"@type":"BreadcrumbList","@id":"https:\/\/lanqiu.aboutphlaw.com\/3x3\/importance-and-applications-of-3x3-identity-matrix-in-math-education#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u30db\u30fc\u30e0","item":"https:\/\/lanqiu.aboutphlaw.com\/"},{"@type":"ListItem","position":2,"name":"3×3 \u5358\u4f4d\u884c\u5217\u306e\u91cd\u8981\u6027\u3068\u5fdc\u7528\uff08\u6570\u5b66\u6559\u80b2\u306b\u304a\u3051\u308b\u57fa\u790e\u77e5\u8b58\u3068\u3057\u3066\u306e\u5f79\u5272\uff09"}]},{"@type":"WebSite","@id":"https:\/\/lanqiu.aboutphlaw.com\/#website","url":"https:\/\/lanqiu.aboutphlaw.com\/","name":"\u6700\u65b0\u30b9\u30dd\u30fc\u30c4\u30cb\u30e5\u30fc\u30b9 -\u30d0\u30b9\u30b1\u30c3\u30c8\u30dc\u30fc\u30eb\u306e\u30cb\u30e5\u30fc\u30b9- \u30b9\u30dd\u30fc\u30c4\u30a4\u30d9\u30f3\u30c8\u30cb\u30e5\u30fc\u30b9\u30b5\u30a4\u30c8-CSPORTS.JP","description":"\u6700\u65b0\u30d0\u30b9\u30b1\u30c3\u30c8\u30dc\u30fc\u30eb\u306e\u30cb\u30e5\u30fc\u30b9","publisher":{"@id":"https:\/\/lanqiu.aboutphlaw.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/lanqiu.aboutphlaw.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"ja"},{"@type":"Organization","@id":"https:\/\/lanqiu.aboutphlaw.com\/#organization","name":"\u6700\u65b0\u30b9\u30dd\u30fc\u30c4\u30cb\u30e5\u30fc\u30b9 -\u30d0\u30b9\u30b1\u30c3\u30c8\u30dc\u30fc\u30eb\u306e\u30cb\u30e5\u30fc\u30b9- \u30b9\u30dd\u30fc\u30c4\u30a4\u30d9\u30f3\u30c8\u30cb\u30e5\u30fc\u30b9\u30b5\u30a4\u30c8-CSPORTS.JP","url":"https:\/\/lanqiu.aboutphlaw.com\/","logo":{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/lanqiu.aboutphlaw.com\/#\/schema\/logo\/image\/","url":"https:\/\/lanqiu.aboutphlaw.com\/wp-content\/uploads\/2024\/10\/csportslogo1-1.png","contentUrl":"https:\/\/lanqiu.aboutphlaw.com\/wp-content\/uploads\/2024\/10\/csportslogo1-1.png","width":655,"height":170,"caption":"\u6700\u65b0\u30b9\u30dd\u30fc\u30c4\u30cb\u30e5\u30fc\u30b9 -\u30d0\u30b9\u30b1\u30c3\u30c8\u30dc\u30fc\u30eb\u306e\u30cb\u30e5\u30fc\u30b9- \u30b9\u30dd\u30fc\u30c4\u30a4\u30d9\u30f3\u30c8\u30cb\u30e5\u30fc\u30b9\u30b5\u30a4\u30c8-CSPORTS.JP"},"image":{"@id":"https:\/\/lanqiu.aboutphlaw.com\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/lanqiu.aboutphlaw.com\/#\/schema\/person\/a00f4dd34b92838d9c732569b0fc0e13","name":"CSPORTS","image":{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/lanqiu.aboutphlaw.com\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/070011335df9d7ba4cd2f1fa1e2eddede325356b4bbe45879c5e8de8c99d3101?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/070011335df9d7ba4cd2f1fa1e2eddede325356b4bbe45879c5e8de8c99d3101?s=96&d=mm&r=g","caption":"CSPORTS"},"sameAs":["https:\/\/lanqiu.aboutphlaw.com"],"url":"https:\/\/lanqiu.aboutphlaw.com\/author\/admin"}]}},"_links":{"self":[{"href":"https:\/\/lanqiu.aboutphlaw.com\/wp-json\/wp\/v2\/posts\/28409","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lanqiu.aboutphlaw.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lanqiu.aboutphlaw.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lanqiu.aboutphlaw.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lanqiu.aboutphlaw.com\/wp-json\/wp\/v2\/comments?post=28409"}],"version-history":[{"count":1,"href":"https:\/\/lanqiu.aboutphlaw.com\/wp-json\/wp\/v2\/posts\/28409\/revisions"}],"predecessor-version":[{"id":28608,"href":"https:\/\/lanqiu.aboutphlaw.com\/wp-json\/wp\/v2\/posts\/28409\/revisions\/28608"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lanqiu.aboutphlaw.com\/wp-json\/wp\/v2\/media\/1159"}],"wp:attachment":[{"href":"https:\/\/lanqiu.aboutphlaw.com\/wp-json\/wp\/v2\/media?parent=28409"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lanqiu.aboutphlaw.com\/wp-json\/wp\/v2\/categories?post=28409"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lanqiu.aboutphlaw.com\/wp-json\/wp\/v2\/tags?post=28409"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}