{"id":65951,"date":"2024-07-26T17:52:40","date_gmt":"2024-07-26T17:52:40","guid":{"rendered":"https:\/\/science-hub.click\/4%28%E6%95%B0%E5%AD%97%29%E3%81%AB%E3%81%A4%E3%81%84%E3%81%A6%E8%A9%B3%E3%81%97%E3%81%8F%E8%A7%A3%E8%AA%AC\/"},"modified":"2024-07-26T17:52:40","modified_gmt":"2024-07-26T17:52:40","slug":"4%28%E6%95%B0%E5%AD%97%29%E3%81%AB%E3%81%A4%E3%81%84%E3%81%A6%E8%A9%B3%E3%81%97%E3%81%8F%E8%A7%A3%E8%AA%AC","status":"publish","type":"post","link":"https:\/\/science-hub.click\/?p=65951","title":{"rendered":"4 (\u6570\u5b57)\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u89e3\u8aac"},"content":{"rendered":"

\u5c0e\u5165<\/h2>
4<\/b><\/th><\/tr>
\u67a2\u6a5f\u537f<\/b><\/td>4<\/td><\/tr>
\u5e8f\u6570<\/b><\/td>4\u756a\u76ee\u30af\u30a9\u30fc\u30bf\u30fc\u3001\u30ab\u30eb\u30c6\u30c3\u30c8\uff08\u4ee5\u524d\uff09 4<\/td><\/tr>
\u30ae\u30ea\u30b7\u30e3\u8a9e\u306e\u63a5\u982d\u8a9e<\/b><\/td>\u30c6\u30c8\u30e9<\/td><\/tr>
\u30e9\u30c6\u30f3\u8a9e\u306e\u63a5\u982d\u8f9e<\/b><\/td>\u30af\u30a9\u30fc\u30bf\u30fc\/\u30af\u30a2\u30c9\u30ea<\/td><\/tr>
\u526f\u8a5e<\/b><\/td>4\u756a\u76ee<\/td><\/tr>
\u5143\u306e\u526f\u8a5e\u30e9\u30c6\u30f3<\/b><\/td>\u56db\u5206\u306e\u4e00<\/td><\/tr>
\u30aa\u30ea\u30b8\u30ca\u30eb\u306e\u4e57\u6cd5\u30e9\u30c6\u30f3<\/b><\/td>\u56db\u534a\u671f<\/td><\/tr>
\u30d7\u30ed\u30d1\u30c6\u30a3<\/b><\/td><\/tr>
\u4e3b\u8981\u306a\u8981\u56e0<\/b><\/td>2×2<\/td><\/tr>
\u305d\u306e\u4ed6\u306e\u756a\u53f7\u4ed8\u3051<\/b><\/td><\/tr>
\u30ed\u30fc\u30de\u6570\u5b57<\/a><\/span><\/td>\u2163\uff5e\u2162<\/span><\/td><\/tr>
\u30d0\u30a4\u30ca\u30ea\u30b7\u30b9\u30c6\u30e0<\/a><\/span><\/td>100<\/span><\/td><\/tr>
8\u9032\u6cd5<\/span><\/td>4<\/td><\/tr>
\u5341\u4e8c\u9032\u6cd5<\/a><\/span><\/td>4<\/span><\/td><\/tr>
16\u9032\u6cd5<\/a><\/span><\/td>4<\/span><\/td><\/tr><\/table>

4<\/b> ( four<\/b> ) \u306f\u3001 3 \u306e\u6b21\u3067 5 \u306e\u524d\u306e\u81ea\u7136\u6570<\/a><\/span>\u3067\u3059\u3002 Four \u304c<\/i>\u6700\u5f8c\u306es<\/i>\u3092\u53d6\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>

1000 4<\/sup>\u306e\u56fd\u969b\u30b7\u30b9\u30c6\u30e0 \u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u306f\u30c6\u30e9 (T) \u3067\u3042\u308a\u3001\u305d\u306e\u9006\u306e<\/a><\/span>\u30d4\u30b3 (p) \u3067\u3059\u3002<\/p>

\n\"<\/figure>

\u30b0\u30ea\u30d5\u306e\u9032\u5316<\/h2>

\u300c1\u300d\u300c2\u300d\u300c3\u300d\u306f\u6570\u5b57\u306e<\/a><\/span>\u6570\u3060\u3051\u30d0\u30fc\u3067\u8868\u73fe\u3059\u308b\u306e\u304c\u59a5\u5f53\u3067\u3059\u304c\u3001\u300c4\u300d\u306b\u306a\u308b\u30684\u884c\u66f8\u304f\u306e\u304c\u9762\u5012\u306b\u306a\u3063\u3066\u304d\u307e\u3057\u305f\u3002\u30a4\u30f3\u30c9\u306e\u30d0\u30e9\u30e2\u30f3\u306f\u30014 \u672c\u306e\u7dda\u3092\u73fe\u4ee3\u306e\u30d7\u30e9\u30b9<\/i>\u8a18\u53f7\u306b\u4f3c\u305f\u5341\u5b57\u306b\u7d50\u5408\u3059\u308b\u3053\u3068\u3067 4 \u3092\u7c21\u7565\u5316\u3057\u307e\u3057\u305f\u3002\u30b9\u30f3\u30ac\u65cf<\/span>\u3084\u4ed6\u306e\u30d2\u30f3\u30c9\u30a5\u30fc\u6559\u5f92\u306f\u56f3\u306e\u4e0a\u90e8\u306b\u6c34\u5e73\u7dda\u3092\u8ffd\u52a0\u3057\u305f<\/span>\u3067\u3057\u3087\u3046\u304c\u3001\u30af\u30b7\u30e3\u30c8\u30e9\u30d1\u65cf\u3068\u30d1\u30c3\u30e9\u30f4\u30a1\u65cf\u306f\u305d\u308c\u3092\u6539\u826f\u3057\u3001\u57f7\u7b46\u901f\u5ea6\u304c<\/a><\/span>\u6b63\u78ba\u306b\u306a\u308b<\/a><\/span>\u307e\u3067\u6539\u5584\u3057\u307e\u3057\u305f\u3002\u30a2\u30e9\u30d6\u4eba\u306b\u306f\u6d3e\u624b\u306a\u7b46\u8a18\u4f53\u3092\u4f7f\u3046\u6642\u9593\u306f<\/a><\/span>\u3042\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u3002\u5f7c\u3089\u306e 4 \u306b\u306f\u4f9d\u7136\u3068\u3057\u3066\u5341\u5b57\u67b6\u306e\u4e3b\u8981\u306a\u6982\u5ff5\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u52b9\u7387\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u305d\u308c\u3092\u5de6\u7aef\u3068\u4e0a\u7aef\u3092\u7d50\u3076\u30eb\u30fc\u30d7\u306b\u62bd\u8c61\u5316\u3057\u307e\u3057\u305f\u3002\u53f3\u7aef\u306f\u66f2\u7dda<\/a><\/span>\u3067\u4ed5\u4e0a\u3052\u307e\u3057\u305f\u3002\u30e8\u30fc\u30ed\u30c3\u30d1\u4eba\u306f\u6700\u5f8c\u306e\u66f2\u7dda\u3092\u524a\u9664\u3057\u3001\u5f90\u3005\u306b\u305d\u306e\u56f3\u5f62\u306e\u7b46\u8a18\u4f53\u3092\u7de9\u548c\u3057<\/a><\/span>\u3001\u6700\u7d42\u7684\u306b\u306f\u3001\u8907\u96d1\u306a\u30eb\u30fc\u30c8<\/a><\/span>\u3088\u308a\u3082\u306f\u308b\u304b\u306b\u5358\u7d14\u306a\u65b9\u6cd5\u3067\u6539\u5584\u3067\u304d\u305f\u53ef\u80fd\u6027\u306e\u3042\u308b\u30b0\u30ea\u30d5\u306b\u843d\u3061\u7740\u304d\u307e\u3057\u305f\u3002\u30d0\u30e9\u30e2\u30f3\u306e\u5341\u5b57\u67b6\u3092\u53d6\u308a\u3001\u5de6\u306e\u5341\u5b57\u3092\u7d50\u3076\u7dda\u3092\u8ffd\u52a0\u3059\u308b\u3060\u3051\u3067\u3059\u3002\u305d\u3057\u3066\u30c8\u30c3\u30d7\u30a8\u30f3\u30c9\u3002<\/p>

\n\"<\/figure>

\u6570\u5b66\u3067\u306f<\/h2>

4 \u306f\u6700\u5c0f\u306e\u5408\u6210\u6570<\/a><\/span>\u3067\u3042\u308a\u3001\u305d\u306e\u9069\u5207\u306a\u7d04\u6570\u306f 1 \u3068 2 \u3067\u3059\u30024 \u306f\u9ad8\u5ea6\u306b\u5408\u6210\u3055\u308c\u305f\u6570<\/a><\/span>\u3067\u3082\u3042\u308a\u307e\u3059\u3002\u6b21\u306b\u9ad8\u5ea6\u306b\u5408\u6210\u3055\u308c\u305f\u6570\u306f 6 \u3067\u3059\u3002 4 \u306f 2 \u756a\u76ee\u306e\u5e73\u65b9<\/a><\/span>\u6570\u30012 \u756a\u76ee\u306e\u4e2d\u5fc3\u4e09\u89d2\u5f62\u306e\u6570<\/a><\/span>\u3001\u305d\u3057\u3066 2 \u756a\u76ee\u306b\u5f37\u529b\u306a\u6570\u3067\u3059\u3002<\/p>

4 \u306f\u5076\u6570\u3067\u3059\u3002\u305d\u308c\u306f\u56db\u9762\u4f53\u6570\u3067\u3082\u3042\u308a\u307e\u3059\u3002<\/p>

4 \u306f\u3001\u7d20\u56e0\u6570\u306e\u5408\u8a08\u306b\u7b49\u3057\u3044\u552f\u4e00\u306e\u5408\u6210\u6570\u3067\u3059\u3002\u3053\u306e\u7d50\u679c\u3001\u305d\u308c\u306f\u6700\u5c0f\u306e\u30b9\u30df\u30b9\u6570\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30e2\u30c4\u30ad\u30f3\u6570\u3068 3 \u756a\u76ee\u306e\u30eb\u30fc\u30ab\u30b9\u6570\u3067\u3082\u3042\u308a\u307e\u3059 (

$$ {\\mathcal{L}_{3}} $$<\/div> \uff09\u3002 <\/p>
$$ {2 + 2 = 4\\,} $$<\/div> \uff08\u8ffd\u52a0\uff09 <\/dd>
$$ {2 \\times 2 = 4} $$<\/div> \uff08\u4e57\u7b97\uff09 <\/dd>
$$ {2^2 = 4\\,} $$<\/div> (\u3079\u304d\u4e57)<\/dd><\/dl>

Knuth \u306e\u53cd\u5fa9\u80fd\u529b\u3092\u4f7f\u7528\u3057\u3066\u30d1\u30bf\u30fc\u30f3\u3092\u7d99\u7d9a\u3057\u307e\u3059\u3002 <\/p>

$$ {2 \\uparrow\\uparrow 2 = 4} $$<\/div><\/dd>
$$ {2 \\uparrow\\uparrow\\uparrow 2 = 4} $$<\/div><\/dd><\/dl>

\u306a\u3069\u3001\u4efb\u610f<\/a><\/span>\u306e\u6570\u306b\u5bfe\u3057\u3066

$$ {\\uparrow\\,} $$<\/div> \u3002<\/p>

4 \u9762\u306e\u5e73\u9762<\/a><\/span>\u56f3\u5f62\u306f\u56db\u89d2\u5f62<\/a><\/span>\u3067\u3042\u308a\u3001\u30ae\u30ea\u30b7\u30e3\u8a9e\u3067\u306f\u56db\u89d2\u5f62<\/i>\u3068\u547c\u3070\u308c\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002 (\u7279\u6b8a\u306a\u30b1\u30fc\u30b9: \u53f0\u5f62\u3001\u5e73\u884c\u56db\u8fba\u5f62<\/span>\u3001\u3072\u3057\u5f62<\/a><\/span>\u3001\u9577\u65b9\u5f62<\/a><\/span>\u3001\u6b63\u65b9\u5f62)\u3002<\/p>

4 \u9762\u306e\u7acb\u4f53\u306f4 \u9762\u4f53<\/span>\u3067\u3059\u3002\u6b63\u56db\u9762\u4f53\u306f\u6700\u3082\u5358\u7d14\u306a\u30d7\u30e9\u30c8\u30f3<\/a><\/span>\u7acb\u4f53\u3067\u3059\u3002\u3053\u308c\u306f 3 \u30b7\u30f3\u30d7\u30ec\u30c3\u30af\u30b9\u3068\u3082\u547c\u3070\u308c\u30014 \u3064\u306e\u4e09\u89d2\u5f62\u306e\u9762\u3068 4 \u3064\u306e\u9802\u70b9\u3092\u6301\u3061\u307e\u3059\u3002<\/p>

\u6700\u5c0f\u306e\u975e\u5de1\u56de\u7fa4\u306b\u306f 4 \u3064\u306e\u8981\u7d20\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3061\u3089\u306f\u30af\u30e9\u30a4\u30f3\u30b0\u30eb\u30fc\u30d7\u3067\u3059\u3002 4 \u306f\u3001\u5358\u7d14\u3067\u306f\u306a\u3044\u6700\u5c0f\u306e\u975e\u81ea\u660e\u306a\u7fa4\u306e\u6b21\u6570\u3067\u3082\u3042\u308a\u307e\u3059\u3002<\/p>

1976 \u5e74\u306b\u5b9f\u8a3c\u3055\u308c\u305f4 \u8272\u5b9a\u7406\u306f<\/a><\/span>\u3001\u5e73\u9762\u30b0\u30e9\u30d5<\/a><\/span>(\u307e\u305f\u306f\u540c\u7b49\u306e\u3001\u56fd\u306a\u3069\u306e\u5730\u57df\u3092\u542b\u3080\u5e73\u3089\u306a 2 \u6b21\u5143\u5730\u56f3) \u306f\u6700\u5927 4 \u8272\u3092\u4f7f\u7528\u3057\u3066\u8272\u4ed8\u3051\u3067\u304d\u308b\u305f\u3081\u3001\u96a3\u63a5\u3059\u308b\u9818\u57df\u306f\u5e38\u306b\u7570\u306a\u308b\u8272\u306b\u306a\u308b\u3068\u8ff0\u3079\u3066\u3044\u307e\u3059\u3002 \u3002\u901a\u5e38\u3001\u3053\u308c\u3092\u4fdd\u8a3c\u3059\u308b\u306b\u306f 3 \u8272\u3067\u306f\u5341\u5206\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>

\u30b8\u30e7\u30bb\u30d5-\u30eb\u30a4 \u30e9\u30b0\u30e9\u30f3\u30b8\u30e5<\/a><\/span>\u306e 4 \u5e73\u65b9\u5b9a\u7406\u306f<\/span>\u3001\u3059\u3079\u3066\u306e\u6b63\u306e\u6574\u6570\u306f\u6700\u5927 4 \u3064\u306e\u5e73\u65b9\u306e\u548c\u3068\u3057\u3066\u8a18\u8ff0\u3067\u304d\u308b\u3068\u8ff0\u3079\u3066\u3044\u307e\u3059\u3002\u5e38\u306b 3 \u3064\u3067\u306f\u5341\u5206\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u305f\u3068\u3048\u3070\u30017 \u306f 3 \u3064\u306e\u5e73\u65b9\u306e\u548c\u3068\u3057\u3066\u66f8\u304f\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>

4 \u3067\u5272\u308a\u5207\u308c\u308b\u5404\u81ea\u7136\u6570\u306f\u30012 \u3064\u306e\u81ea\u7136\u6570\u306e\u4e8c\u4e57\u306e\u5dee\u3067\u3059\u3002

$$ { 4x = y^2 – z^2\\,} $$<\/div> (y=x+1 \u304a\u3088\u3073 z=x-1 \u3068\u3057\u307e\u3059)\u3002<\/p>

4 \u306f\u5b8c\u5168\u306a\u30cf\u30fc\u30b7\u30e3\u30c3\u30c9\u6570\u3067\u3042\u308a\u3001\u534a\u86c7\u884c\u6570\u3067\u3059\u3002<\/p><\/div>

\n\"<\/figure>

\u53c2\u8003\u8cc7\u6599<\/h2>
  1. 4 (\u0430\u0445\u044b\u0525\u0445\u044c\u0430\u04e1\u0430\u0440\u0430) \u2013 abkhaze<\/a><\/li>
  2. \u12a0\u122b\u1275 \u2013 amharique<\/a><\/li>
  3. F\u0113ower \u2013 ancien anglais<\/a><\/li>
  4. 4 (\u0639\u062f\u062f) \u2013 arabe<\/a><\/li>
  5. 4 (\u0721\u0722\u071d\u0722\u0710) \u2013 aram\u00e9en<\/a><\/li>
  6. 4 \u2013 arabe marocain<\/a><\/li><\/ol><\/div>\n
    \n

    \n 4 (\u6570\u5b57)\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u89e3\u8aac\u30fb\u95a2\u9023\u52d5\u753b\n <\/h2>\n
    \n \n
    \n
    \n