{"id":3145,"date":"2019-08-25T21:26:54","date_gmt":"2019-08-25T12:26:54","guid":{"rendered":"http:\/\/kogakubu.com\/?p=3145"},"modified":"2022-05-15T19:50:42","modified_gmt":"2022-05-15T10:50:42","slug":"%e3%80%90%e9%99%a2%e8%a9%a6%e5%af%be%e7%ad%96%e3%80%91%e7%b7%9a%e5%bd%a2%e4%bb%a3%e6%95%b0%e2%91%a0%ef%bc%88%e5%90%8c%e6%ac%a1%e9%80%a3%e7%ab%8b%ef%bc%91%e6%ac%a1%e6%96%b9%e7%a8%8b%e5%bc%8f%ef%bc%89","status":"publish","type":"post","link":"https:\/\/kogakubu.com\/?p=3145","title":{"rendered":"\u3010\u9662\u8a66\u5bfe\u7b56\u3011\u7dda\u5f62\u4ee3\u6570\u2460\uff08\u540c\u6b21\u9023\u7acb\uff11\u6b21\u65b9\u7a0b\u5f0f\uff09"},"content":{"rendered":"\n

\u3053\u3093\u3070\u3093\u306f\u3002<\/p>\n

\u4e45\u3057\u3076\u308a\u306e\u6295\u7a3f\u3068\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3057\u305f\u3002\u9a5a\u304f\u3053\u3068\u306b\uff18\u6708\u306f\u3053\u308c\u304c\u521d\u3081\u3066\u3002<\/p>\n

\u672c\u5f53\u306b\u7533\u3057\u8a33\u3042\u308a\u307e\u305b\u3093🙇<\/p>\n

\u5b9f\u306f\uff17\u6708\u30fb\uff18\u6708\u306f\u5927\u5b66\u9662\u306e\u5165\u8a66\u306e\u52c9\u5f37\u3092\u3057\u3066\u3044\u305f\u305f\u3081\u3001\u4e45\u3057\u3076\u308a\u306b\u53d7\u9a13\u751f\u3092\u3057\u3066\u3044\u307e\u3057\u305f\uff01<\/p>\n

\u3068\u3044\u3046\u3053\u3068\u3067\u3001\u4eca\u56de\u304b\u3089\u3057\u3070\u3089\u304f\u306f\u305b\u3063\u304b\u304f\u6642\u9593\u3092\u304b\u3051\u3066\u52c9\u5f37\u3057\u305f\u306e\u306b\u5fd8\u308c\u3066\u3057\u307e\u3063\u305f\u3089\u3082\u3063\u305f\u3044\u306a\u3044\u306a\u3068\u601d\u3063\u305f\u306e\u3067\u3001\u81ea\u5206\u306e\u30e1\u30e2\u3068\u3044\u3046\u610f\u5473\u3082\u542b\u3081\u3066\u5927\u5b66\u9662\u5165\u8a66\u95a2\u9023\u306e\u8a18\u4e8b<\/span>\u3092\u66f8\u3044\u3066\u3044\u3053\u3046\u3068\u601d\u3044\u307e\u3059💪<\/p>\n

\u300c\u6025\u306b\u201c\u5927\u5b66\u9662\u5165\u8a66\u201d\u3068\u8a00\u308f\u308c\u3063\u305f\u3063\u3066\u3001\u5168\u90e8\u5fd8\u308c\u305f\u3088\uff5e\u300d\u3068\u3044\u3046\u540c\u5fd7\u306e\u5f79\u306b\u5c11\u3057\u3067\u3082\u7acb\u3066\u3070\u3046\u308c\u3057\u3044\u3067\u3059\uff01\uff01
\n\uff0a\u3061\u306a\u307f\u306b\u3001\u50d5\u306e\u5c02\u653b\u304c\u5de5\u5b66\u90e8\u306e\u6a5f\u68b0\u7cfb<\/span>\u306a\u306e\u3067\u5927\u5b66\u9662\u306e\u6a5f\u68b0\u7cfb<\/span>\u3092\u53d7\u3051\u308b\u65b9\u304c\u30c9\u30b9\u30c8\u30e9\u30a4\u30af\u306e\u5bfe\u8c61\u3068\u306a\u308a\u307e\u3059\uff01<\/p>\n

\u305d\u308c\u3067\u306f\uff5e<\/p>\n

\u30b7\u30e5\u30ef\u30c3\u30c1<\/p>\n

\n

 <\/p>\n

\u7b2c\uff11\u56de\uff1a\u3010\u9662\u8a66\u5bfe\u7b56\u3011\u7dda\u5f62\u4ee3\u6570\u2460\uff08\u540c\u6b21\u9023\u7acb\uff11\u6b21\u65b9\u7a0b\u5f0f\uff09<\/span><\/strong><\/div>\n

\u307e\u305a\u3001\u7dda\u5f62\u4ee3\u6570\u306e\u7b2c\uff11\u56de\u306f\u201c\u540c\u6b21\u9023\u7acb\uff11\u6b21\u65b9\u7a0b\u5f0f\u201d<\/span>\u306b\u3064\u3044\u3066\u3067\u3059\u3002
\n\u50d5\u306b\u3068\u3063\u3066\u306e\u7dda\u5f62\u4ee3\u6570\u306e\uff11\u756a\u306e\u5229\u70b9\u306f\u9023\u7acb\u65b9\u7a0b\u5f0f\u3092\u7c21\u5358\u306b\u89e3\u304f\u3053\u3068\u304c\u51fa\u6765\u308b\u3053\u3068\u3067\u3059\u3002\u5927\u5b66\u306b\u5165\u3063\u3066\u300c\u7dda\u5f62\u4ee3\u6570\u3063\u3066\u3044\u3063\u305f\u3044\u4f55\u3092\u6c42\u3081\u3066\u308b\u306e\u304b\u308f\u304b\u3089\u3093\uff01\u300d\u3068\u3044\u3046\u65b9\u306f\u4e0b\u306e\u4f8b\u984c\u3092\u89e3\u3044\u3066\u307f\u308b\u3068\u7dda\u5f62\u4ee3\u6570\u304c\u3053\u308c\u307e\u3067\u306e\u6570\u5b66\u3068\u5bc6\u63a5\u306b\u7e4b\u304c\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u611f\u3058\u308b\u3053\u3068\u304c\u51fa\u6765\u308b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n

\u201c\u540c\u6642\u9023\u7acb\uff11\u6b21\u65b9\u7a0b\u5f0f\u201d\u306f\u50d5\u306e\u5927\u5b66\u3067\u306f\u983b\u51fa<\/span>\u306e\u554f\u984c\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n

\uff1c\u4f8b\u984c\uff11\uff1e<\/span>
\n\u4ee5\u4e0b\u306e\u9023\u7acb\uff11\u6b21\u65b9\u7a0b\u5f0f\u3092\u89e3\u3051\u3002
\n\\begin{eqnarray}
\n\\begin{cases}
\n12x + 5y + 2z – 9w = 0 & \\\\
\n11x + 4y + 3z – 10w = 0 & \\\\
\n3x + y + z -5w = 0
\n\\end{cases}
\n\\end{eqnarray}<\/p>\n

\uff1c\u89e3\u6cd5\uff1e<\/span>
\nSTEP\uff11\uff1a\u307e\u305a\u306f\u884c\u5217\u306e\u5f62\u306b\u3057\u307e\u3059\u3002<\/span><\/span><\/p>\n

\\[
\nA = \\left(
\n\\begin{array}{ccc}
\n12 & 5 & 2 & -9 \\\\
\n11 & 4 & 3 & -10\\\\
\n3 & 1 & 1 & -5
\n\\end{array}
\n\\right)
\n\\]<\/p>\n

STEP\uff12\uff1a\u884c\u540c\u58eb\u3092\u8db3\u3057\u5f15\u304d\u3057\u3066\u3001\u7c21\u5358\u306a\u5f62\u306b\u3057\u307e\u3059\u3002<\/span><\/span>
\n\u2460\uff11\u884c\u76ee\u30fc\uff12\u884c\u76ee<\/span>
\n\\[
\n\\left(
\n\\begin{array}{ccc}
\n1 & 1 & -1 & 1 \\\\
\n11 & 4 & 3 & -10\\\\
\n3 & 1 & 1 & -5
\n\\end{array}
\n\\right)
\n\\]<\/p>\n

\u2461\uff12\u884c\u76ee\u30fc\uff11\uff11\u00d7\uff11\u884c\u76ee<\/span>
\n\\[
\n\\left(
\n\\begin{array}{ccc}
\n1 & 1 & -1 & 1 \\\\
\n0 & -7 & 14 & -21\\\\
\n3 & 1 & 1 & -5
\n\\end{array}
\n\\right)
\n\\]<\/p>\n

\u2462\uff13\u884c\u76ee\u30fc\uff13\u00d7\uff11\u884c\u76ee<\/span>
\n\\[
\n\\left(
\n\\begin{array}{ccc}
\n1 & 1 & -1 & 1 \\\\
\n0 & -7 & 14 & -21\\\\
\n0 & -2 & 4 & -8
\n\\end{array}
\n\\right)
\n\\]<\/p>\n

\u2463\uff13\u884c\u76ee\u00f7(\u30fc7)<\/span>
\n\\[
\n\\left(
\n\\begin{array}{ccc}
\n1 & 1 & -1 & 1 \\\\
\n0 & 1 & -2 & 3\\\\
\n0 & -2 & 4 & -8
\n\\end{array}
\n\\right)
\n\\]<\/p>\n

\u2464\uff13\u884c\u76ee\u00f7\uff08\u30fc2\uff09<\/span>
\n\\[
\n\\left(
\n\\begin{array}{ccc}
\n1 & 1 & -1 & 1 \\\\
\n0 & 1 & -2 & 3\\\\
\n0 & 1 & -2 & 4
\n\\end{array}
\n\\right)
\n\\]<\/p>\n

\u2465\uff11\u884c\u76ee\u30fc\uff12\u884c\u76ee<\/span>
\n\\[
\n\\left(
\n\\begin{array}{ccc}
\n1 & 0 & 1 & -2 \\\\
\n0 & 1 & -2 & 3\\\\
\n0 & 1 & -2 & 4
\n\\end{array}
\n\\right)
\n\\]<\/p>\n

\u2466\uff13\u884c\u76ee\u30fc\uff12\u884c\u76ee<\/span>
\n\\[
\n\\left(
\n\\begin{array}{ccc}
\n1 & 0 & 1 & -2 \\\\
\n0 & 1 & -2 & 3\\\\
\n0 & 0 & 0 & 1
\n\\end{array}
\n\\right)
\n\\]<\/p>\n

\u2467\uff11\u884c\u76ee\uff0b\uff13\u884c\u76ee\u00d7\uff12<\/span>
\n\\[
\n\\left(
\n\\begin{array}{ccc}
\n1 & 0 & 1 & 0 \\\\
\n0 & 1 & -2 & 3\\\\
\n0 & 0 & 0 & 1
\n\\end{array}
\n\\right)
\n\\]<\/p>\n

\u2468\uff12\u884c\u76ee\u30fc\uff13\u884c\u76ee\u00d7\uff13<\/span>
\n\\[
\n\\left(
\n\\begin{array}{ccc}
\n1 & 0 & 1 & 0 \\\\
\n0 & 1 & -2 & 0\\\\
\n0 & 0 & 0 & 1
\n\\end{array}
\n\\right)
\n\\]<\/p>\n

STEP\uff13\uff1a\u72b6\u6cc1\u6574\u7406<\/span><\/span>
\n\\[
\n\\left(
\n\\begin{array}{ccc}
\n1 & 0 & 1 & 0 \\\\
\n0 & 1 & -2 & 0\\\\
\n0 & 0 & 0 & 1
\n\\end{array}
\n\\right)
\n\\left(
\n\\begin{array}{ccc}
\nx \\\\
\ny \\\\
\nz \\\\
\nw
\n\\end{array}
\n\\right)
\n=
\n\\left(
\n\\begin{array}{ccc}
\n0 \\\\
\n0 \\\\
\n0
\n\\end{array}
\n\\right)
\n\\]<\/p>\n

STEP\uff14\uff1a\u65b9\u7a0b\u5f0f\u306e\u5f62\u306b\u76f4\u3059<\/span><\/span>
\n\\begin{eqnarray}
\n\\left\\{
\n\\begin{array}{l}
\nx + z = 0 \\\\
\ny – 2z = 0 \\\\
\nw = 0
\n\\end{array}
\n\\right.
\n\\end{eqnarray}<\/p>\n

STEP\uff15\uff1a\u7d42\u4e86\u266a<\/span><\/span>
\n\\begin{eqnarray}
\nz = k_1\uff08\u4efb\u610f\u306e\u5b9a\u6570\uff09\u3068\u3059\u308b\u3068\u3001
\n\\end{eqnarray}
\n\\[
\nP = k_1\\left(
\n\\begin{array}{ccc}
\n-1 \\\\
\n2 \\\\
\n1 \\\\
\n0
\n\\end{array}
\n\\right)
\n\\]<\/p>\n

\uff1c\u4f8b\u984c\uff12\uff1e<\/span>
\n\u4ee5\u4e0b\u306e\u9023\u7acb\uff11\u6b21\u65b9\u7a0b\u5f0f\u3092\u89e3\u3051\u3002
\n\\begin{eqnarray}
\n\\begin{cases}
\n12x + 5y + 2z – 9w = 0 & \\\\
\n11x + 4y + 3z – 10w = 0 & \\\\
\n5x + y + z – w = 0
\n\\end{cases}
\n\\end{eqnarray}<\/p>\n

\uff1c\u89e3\u6cd5\uff1e<\/span>
\nSTEP\uff11\uff1a\u307e\u305a\u306f\u884c\u5217\u306e\u5f62\u306b\u3057\u307e\u3059\u3002<\/span><\/span><\/p>\n

\\[
\nA = \\left(
\n\\begin{array}{ccc}
\n12 & 5 & 2 & -9 \\\\
\n11 & 4 & 3 & -10\\\\
\n5 & 1 & 1 & -1
\n\\end{array}
\n\\right)
\n\\]<\/p>\n

STEP\uff12\uff1a\u884c\u540c\u58eb\u3092\u8db3\u3057\u5f15\u304d\u3057\u3066\u3001\u7c21\u5358\u306a\u5f62\u306b\u3057\u307e\u3059\u3002\uff08\u4eca\u56de\u306f\u8a73\u3057\u3044\u89e3\u8aac\u306f\u7701\u7565\u3057\u307e\u3059🙇\uff09<\/span><\/span><\/p>\n

\\[
\n\\left(
\n\\begin{array}{ccc}
\n1 & 1 & -1 & 1 \\\\
\n11 & 4 & 3 & -10\\\\
\n5 & 1 & 1 & -1
\n\\end{array}
\n\\right)
\n\\]<\/p>\n

\\[
\n\\left(
\n\\begin{array}{ccc}
\n1 & 1 & -1 & 1 \\\\
\n0 & -7 & 14 & -21\\\\
\n5 & 1 & 1 & -1
\n\\end{array}
\n\\right)
\n\\]<\/p>\n

\\[
\n\\left(
\n\\begin{array}{ccc}
\n1 & 1 & -1 & 1 \\\\
\n0 & -7 & 14 & -21\\\\
\n0 & -4 & 6 & -6
\n\\end{array}
\n\\right)
\n\\]<\/p>\n

\\[
\n\\left(
\n\\begin{array}{ccc}
\n1 & 1 & -1 & 1 \\\\
\n0 & 1 & -2 & 3\\\\
\n0 & -4 & 6 & -6
\n\\end{array}
\n\\right)
\n\\]<\/p>\n

\\[
\n\\left(
\n\\begin{array}{ccc}
\n1 & 1 & -1 & 1 \\\\
\n0 & 1 & -2 & 3\\\\
\n0 & 2 & -3 & 3
\n\\end{array}
\n\\right)
\n\\]<\/p>\n

\\[
\n\\left(
\n\\begin{array}{ccc}
\n1 & 0 & 1 & -2 \\\\
\n0 & 1 & -2 & 3\\\\
\n0 & 2 & -3 & 3
\n\\end{array}
\n\\right)
\n\\]<\/p>\n

\\[
\n\\left(
\n\\begin{array}{ccc}
\n1 & 0 & 1 & -2 \\\\
\n0 & 1 & -2 & 3\\\\
\n0 & 0 & 1 & -3
\n\\end{array}
\n\\right)
\n\\]<\/p>\n

\\[
\n\\left(
\n\\begin{array}{ccc}
\n1 & 0 & 1 & -2 \\\\
\n0 & 1 & 0 & -3\\\\
\n0 & 0 & 1 & -3
\n\\end{array}
\n\\right)
\n\\]<\/p>\n

STEP\uff13\uff1a\u72b6\u6cc1\u6574\u7406<\/span><\/span>
\n\\[
\n\\left(
\n\\begin{array}{ccc}
\n1 & 0 & 1 & -2 \\\\
\n0 & 1 & 0 & -3\\\\
\n0 & 0 & 1 & -3
\n\\end{array}
\n\\right)
\n\\left(
\n\\begin{array}{ccc}
\nx \\\\
\ny \\\\
\nz \\\\
\nw
\n\\end{array}
\n\\right)
\n=
\n\\left(
\n\\begin{array}{ccc}
\n0 \\\\
\n0 \\\\
\n0
\n\\end{array}
\n\\right)
\n\\]<\/p>\n

STEP\uff14\uff1a\u65b9\u7a0b\u5f0f\u306e\u5f62\u306b\u76f4\u3059<\/span><\/span>
\n\\begin{eqnarray}
\n\\left\\{
\n\\begin{array}{l}
\nx + z – 2w = 0 \\\\
\ny – 3w = 0 \\\\
\nz – 3w = 0
\n\\end{array}
\n\\right.
\n\\end{eqnarray}<\/p>\n

STEP\uff15\uff1a\u7d42\u4e86\u266a<\/span><\/span>
\n\\begin{eqnarray}
\nz = k_1,w = k_2\uff08\u4efb\u610f\u306e\u5b9a\u6570\uff09\u3068\u3059\u308b\u3068\u3001
\n\\end{eqnarray}
\n\\[
\nP = k_1\\left(
\n\\begin{array}{ccc}
\n-1 \\\\
\n0 \\\\
\n1 \\\\
\n0
\n\\end{array}
\n\\right)
\n+ k_2\\left(
\n\\begin{array}{ccc}
\n2 \\\\
\n3 \\\\
\n0 \\\\
\n1
\n\\end{array}
\n\\right)
\n\\]<\/p>\n

\n

 <\/p>\n

\u3044\u304b\u304c\u3067\u3057\u305f\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n

\u3053\u306e\u6570\u5f0f\u3092\u66f8\u304f\u306e\u304c\u4e2d\u3005\u6642\u9593\u304c\u304b\u304b\u308b\u306e\u3067\uff12\u554f\u3057\u304b\u7d39\u4ecb\u3067\u304d\u307e\u305b\u3093\u3067\u3057\u305f\u304c\u3001\u4e0a\u306e\u4f8b\u984c\u3067\u793a\u3057\u305f\u89e3\u6cd5\u304c\u540c\u6642\u9023\u7acb\uff11\u6b21\u65b9\u7a0b\u5f0f\u306e\u57fa\u672c\u7684\u306a\u89e3\u306e\u6c42\u3081\u65b9\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n

\u305d\u308c\u3067\u306f\u3001\u6b21\u56de\u306f\u4eca\u56de\u306e\u3088\u3046\u306b\u3059\u3079\u3066\u306e\u65b9\u7a0b\u5f0f\u304c\u201c=\uff10\u201d\u306e\u5f62\u3068\u3044\u3046\u308f\u3051\u3067\u306f\u306a\u3044\u3001\u201c\u975e\u540c\u6b21<\/span><\/strong>\u9023\u7acb\uff11\u6b21\u65b9\u7a0b\u5f0f\u201d<\/span>\u306e\u89e3\u306e\u6c42\u3081\u65b9\u306b\u3064\u3044\u3066\u7d39\u4ecb\u3044\u305f\u3057\u307e\u3059\u3002<\/p>\n

\u304a\u697d\u3057\u307f\u306b\u266a<\/p>\n

\u25b2\u25b2\u25b2\uff71\uff98\uff76\uff9e\u5cf6\u25b2\u25b2\u25b2<\/p>\n

\u6b21\u56de\u4e88\u544a
\n\u300c\u3010\u9662\u8a66\u5bfe\u7b56\u3011\u7dda\u5f62\u4ee3\u6570\u2461\uff08\u975e\u540c\u6b21\u9023\u7acb\uff11\u6b21\u65b9\u7a0b\u5f0f\uff09\u300d<\/div>\n","protected":false},"excerpt":{"rendered":"

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