{"id":2091,"date":"2019-10-04T12:00:24","date_gmt":"2019-10-04T03:00:24","guid":{"rendered":"https:\/\/virtualcast.jp\/blog\/?p=2091"},"modified":"2024-10-23T15:41:31","modified_gmt":"2024-10-23T06:41:31","slug":"vector-subtract","status":"publish","type":"post","link":"https:\/\/blog.virtualcast.jp\/blog\/2019\/10\/vector-subtract\/","title":{"rendered":"\u8ffd\u5f93\u30ab\u30e1\u30e9\u306f\u5f15\u304d\u7b97\u306e\u305f\u307e\u3082\u306e\u3002\u5f15\u304d\u7b97\u306e\u3053\u3068\u3092\u3082\u3063\u3068\u77e5\u308a\u305f\u3044"},"content":{"rendered":"\n<figure class=\"wp-block-image\"><img loading=\"lazy\" width=\"1024\" height=\"576\" src=\"https:\/\/virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/ss2-1024x576.jpg\" alt=\"\" class=\"wp-image-2092\" srcset=\"https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/ss2-1024x576.jpg 1024w, https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/ss2-300x169.jpg 300w, https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/ss2-768x432.jpg 768w, https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/ss2.jpg 1280w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>\u3053\u306e\u8ffd\u5f93\u30ab\u30e1\u30e9\u306f\u7279\u6b8a\u306a\u8a13\u7df4\u3092\u53d7\u3051\u3066\u3044\u308b\u305f\u3081\u3001\u30ad\u30e3\u30d7\u30c1\u30e3\u30fc\u753b\u50cf\u306b\u6620\u308a\u307e\u3059<\/figcaption><\/figure>\n\n\n<p>\u306f\u3058\u3081\u307e\u3057\u3066\u3001\u30d0\u30fc\u30c1\u30e3\u30eb\u30ad\u30e3\u30b9\u30c8 \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u958b\u767a\u306eNumAni\u3067\u3059\u3002\u4eca\u56de\u306e\u30d6\u30ed\u30b0\u3067\u306f\u30d0\u30fc\u30c1\u30e3\u30eb\u30ad\u30e3\u30b9\u30c8\u306b\u3086\u304b\u308a\u306e\u3042\u308b\u6280\u8853\u306b\u3064\u3044\u3066\u8a9e\u308b\u6a5f\u4f1a\u3092\u8a2d\u3051\u3066\u3044\u305f\u3060\u304d\u307e\u3057\u305f\u3002\u3088\u308d\u3057\u304f\u304a\u9858\u3044\u3044\u305f\u3057\u307e\u3059\u3002<\/p>\n<!-- more -->\n\n\n<p> \u3055\u3066\u3001\u30d0\u30fc\u30c1\u30e3\u30eb\u30ad\u30e3\u30b9\u30c8\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3068\u3001\u6700\u521d\u304b\u3089\u4f7f\u3048\u308b\u30a2\u30a4\u30c6\u30e0\u306e\u4e2d\u306b\u300c\u8ffd\u5f93\u30ab\u30e1\u30e9\u300d\u304c\u3042\u308a\u307e\u3059\u3002\u8ffd\u5f93\u30ab\u30e1\u30e9\u3068\u306f\u3001\u5e38\u306b\u6f14\u8005\u306e\u65b9\u3092\u5411\u304d\u7d9a\u3051\u308b\u30ab\u30e1\u30e9\u3067\u3059\u3002\u6f14\u8005\u306e\u65b9\u3092\u5411\u304d\u7d9a\u3051\u308b\u2026\u2026\u3068\u3044\u3046\u3053\u3068\u306f\u3001\u6f14\u8005\u3078\u306e\u65b9\u5411\u3092\u5e38\u306b\u8a8d\u8b58\u3057\u3066\u3044\u308b\u306f\u305a\u3067\u3059\u304c\u3001\u4e00\u4f53\u3069\u306e\u3088\u3046\u306b\u8a8d\u8b58\u3057\u3066\u3044\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f <\/p>\n\n\n<p>\n\n\u79c1\u305f\u3061\u4eba\u9593\u306a\u3089\u3001\u8fba\u308a\u3092\u8efd\u304f\u898b\u56de\u3057\u3066\u3001\u4e00\u77ac\u3067\u6f14\u8005\u3092\u898b\u3064\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u308c\u3070\u3001\u5e38\u306b\u305d\u3061\u3089\u306e\u65b9\u5411\u3092\u5411\u304f\u3053\u3068\u304c\u3067\u304d\u308b\u3067\u3057\u3087\u3046\u3002 \u4e00\u65b9\u3067\u3001\u8ffd\u5f93\u30ab\u30e1\u30e9\u306e\u632f\u308b\u821e\u3044\u306f\u305f\u3060\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u3042\u308a\u3001\u6570\u5024\u3067\u8868\u3055\u308c\u308b\u4e8b\u67c4\u3057\u304b\u8a8d\u8b58\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002 \u3053\u308c\u306f\u79c1\u305f\u3061\u4eba\u9593\u306e\u611f\u899a\u304b\u3089\u3059\u308c\u3070\u3001\u76ee\u3068\u8033\u3092\u3075\u3055\u3044\u3060\u72b6\u614b\u3067\u3001\u81ea\u5206\u306e\u5ea7\u6a19\u3068\u76ee\u6a19\u306e\u5ea7\u6a19\u3060\u3051\u304c\u77e5\u3089\u3055\u308c\u3066\u3001 \u305d\u3053\u304b\u3089\u81ea\u5206\u306e\u5411\u304f\u3079\u304d\u65b9\u5411\u3092\u5272\u308a\u51fa\u3059\u3088\u3046\u306a\u3082\u306e\u3067\u3059 \uff08\u305d\u308c\u3063\u3066\u5b66\u6821\u3067\u3084\u308b\u6570\u5b66\u306e\u30c6\u30b9\u30c8\u3068\u540c\u3058\u3067\u3059\u306d\uff09\u3002\n\n<\/p>\n\n\n<p> \u305d\u3057\u3066\u5b9f\u969b\u306e\u3068\u3053\u308d\u3001\u81ea\u5206\u306e\u5ea7\u6a19\u3068\u76ee\u6a19\u306e\u5ea7\u6a19\u3092\u77e5\u3063\u3066\u3044\u308b\u306a\u3089\u3070\u3001\u305d\u3053\u304b\u3089\u81ea\u5206\u306e\u5411\u304f\u3079\u304d\u65b9\u5411\u3092\u8a08\u7b97\u3059\u308b\u3053\u3068\u306f\u53ef\u80fd\u3067\u3059\u3002 \u4eca\u56de\u306f<strong>\u30d9\u30af\u30c8\u30eb\u306e\u5f15\u304d\u7b97<\/strong>\u3092\u4f7f\u3063\u3066\u3001\u8ffd\u5f93\u30ab\u30e1\u30e9\u304c\u5411\u304f\u3079\u304d\u65b9\u5411\u3092\u8a08\u7b97\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002 <\/p>\n\n\n<p> \u2026\u2026\u3068\u3044\u3046\u306e\u306f\u5efa\u524d\u3067\u3001\u4eca\u56de\u79c1\u304c\u3053\u306e\u8a18\u4e8b\u3092\u66f8\u304f\u306e\u306f\u3001\u6570\u5b66\u306e\u8907\u96d1\u305d\u3046\u306b\u898b\u3048\u308b\u90e8\u5206\u304c\u5b9f\u969b\u306b\u306f\u3069\u308c\u3060\u3051\u5358\u7d14\u306a\u3082\u306e\u306a\u306e\u304b\u3092\u77e5\u3063\u3066\u3044\u305f\u3060\u304f\u305f\u3081\u306a\u306e\u3067\u3001\u8ffd\u5f93\u30ab\u30e1\u30e9\u3068\u306f\u95a2\u4fc2\u306a\u3044\u3051\u308c\u3069\u8208\u5473\u6df1\u3044\u8a71\u984c\u3082\u3044\u304f\u3064\u304b\u304a\u8a71\u3057\u3057\u307e\u3059\u3088\u3002\u30ad\u30fc\u30ef\u30fc\u30c9\u306f\u3068\u306b\u304b\u304f\u5f15\u304d\u7b97\u3067\u3059\uff01 <\/p>\n\n\n<h3>\u524d\u63d0\u77e5\u8b58<\/h3>\n\n\n<ul><li>\u8db3\u3057\u7b97\u3068\u5f15\u304d\u7b97\u306e\u77e5\u8b58<\/li><li>\u300c\u5ea7\u6a19\u300d\u3084\u300c\u30d9\u30af\u30c8\u30eb\u300d\u306b\u3064\u3044\u3066\u805e\u3044\u305f\u3053\u3068\u304c\u3042\u308b\u7a0b\u5ea6\u306e\u77e5\u8b58\u304c\u3042\u308b\u3068\u5206\u304b\u308a\u3084\u3059\u3044\u3068\u601d\u3044\u307e\u3059<\/li><\/ul>\n\n\n<h3>\u76ee\u6a19<\/h3>\n\n\n<p>\u8ffd\u5f93\u30ab\u30e1\u30e9\u306e\u5ea7\u6a19\u3068\u6f14\u8005\u306e\u5ea7\u6a19\u3092\u5143\u306b\u3001\u8ffd\u5f93\u30ab\u30e1\u30e9\u304c\u5411\u304f\u3079\u304d\u65b9\u5411\u3092\u8a08\u7b97\u3059\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8003\u3048\u3066\u307f\u307e\u3059\u3002 \u305d\u306e\u904e\u7a0b\u3067\u3001\u4ee5\u4e0b\u306e\u3053\u3068\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n<ul><li>\u30d9\u30af\u30c8\u30eb\u3068\u306f\u306a\u306b\u304b<\/li><li>\u30d9\u30af\u30c8\u30eb\u306e\u5f15\u304d\u7b97\u306f\u3069\u3093\u306a\u610f\u5473\u306a\u306e\u304b<\/li><li>\u666e\u901a\u306e\u6570\u306e\u5f15\u304d\u7b97\u306b\u3064\u3044\u3066\u3082\u3063\u3068\u8003\u3048\u308b<\/li><li>\u8ca0\u306e\u6570\u306e\u5f15\u304d\u7b97\u306b\u3064\u3044\u3066\u8003\u3048\u308b<\/li><\/ul>\n\n\n<h2>\u5ea7\u6a19\u306e\u5f15\u304d\u7b97<\/h2>\n\n\n<p> <strong>\u5ea7\u6a19<\/strong>\u3068\u3044\u3046\u8003\u3048\u65b9\u3092\u3054\u5b58\u3058\u306e\u65b9\u3082\u591a\u3044\u3068\u601d\u3044\u307e\u3059\u3002 \u4f8b\u3048\u30702D\u7a7a\u9593\u306a\u3089\u3070\u3001\u6a2a\u30fb\u7e26\u3068\u3044\u3063\u305f2\u3064\u306e\u65b9\u5411\u304c\u5b58\u5728\u3057\u307e\u3059\u3002 \u305d\u306e2\u3064\u306e\u65b9\u5411\u306b\u3069\u308c\u3060\u3051\u9032\u3093\u3067\u3044\u308b\u304b\u3092\u6570\u5b57\u3067\u8868\u3059\u306e\u304c\u5ea7\u6a19\u306e\u8003\u3048\u65b9\u3067\u3059\u3002 \u4f8b\u3048\u3070\u6b21\u306e\u3088\u3046\u306b\u5ea7\u6a19\u3092\u66f8\u3044\u305f\u306a\u3089\u3070\u2026\u2026 <\/p>\n\n\n<p>\n\n(3m, 4m)\n\n<\/p>\n\n\n<p>\n\n\u3053\u308c\u306f\u6a2a\u306b3m, \u7e26\u306b4m\u9032\u3093\u3060\u5ea7\u6a19\u306e\u3053\u3068\u3067\u3059\u306d\u3002\n\n<\/p>\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" width=\"350\" height=\"350\" src=\"https:\/\/virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image4-1.png\" alt=\"\" class=\"wp-image-2095\" srcset=\"https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image4-1.png 350w, https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image4-1-150x150.png 150w, https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image4-1-300x300.png 300w\" sizes=\"(max-width: 350px) 100vw, 350px\" \/><\/figure>\n\n\n<p> \u30d0\u30fc\u30c1\u30e3\u30eb\u30ad\u30e3\u30b9\u30c8\u306e\u7a7a\u9593\u306f3D\u7a7a\u9593\u3067\u3059\u304c\u3001\u4eca\u56de\u306f\u3088\u308a\u5358\u7d14\u306a2D\u7a7a\u9593\u306b\u3064\u3044\u3066\u8a71\u3059\u3053\u3068\u306b\u3057\u3066\u3001 <\/p>\n\n\n<ul><li>\u6a2a\u306e\u3053\u3068\u3092<strong>X\u5ea7\u6a19<\/strong><ul><li>\u305d\u3057\u3066\u3001\u6b63\u306e\u6570\u306a\u3089\u53f3\u65b9\u5411\u3067\u3001\u8ca0\u306e\u6570\u306a\u3089\u5de6\u65b9\u5411<\/li><\/ul><\/li><li>\u7e26\u306e\u3053\u3068\u3092<strong>Y\u5ea7\u6a19<\/strong><ul><li>\u305d\u3057\u3066\u3001\u6b63\u306e\u6570\u306a\u3089\u4e0a\u65b9\u5411\u3067\u3001\u8ca0\u306e\u6570\u306a\u3089\u4e0b\u65b9\u5411<\/li><\/ul><\/li><\/ul>\n\n\n<p>\n\n\u3068\u547c\u3076\u3053\u3068\u306b\u3057\u307e\u3057\u3087\u3046\u3002\n\n<\/p>\n\n\n<p>\n\n\u4eca\u56de\u306e\u554f\u984c\u3067\u306f\u3001\u8ffd\u5f93\u30ab\u30e1\u30e9\u306e\u5ea7\u6a19\u3068\u3001\u6f14\u8005\u306e\u5ea7\u6a19\u304c\u4e0e\u3048\u3089\u308c\u307e\u3059\u3002 \u4f8b\u3048\u3070\u3001\u6b21\u306e\u3088\u3046\u306a\u5024\u3060\u3063\u305f\u3068\u3057\u307e\u3057\u3087\u3046\u3002\n\n<\/p>\n\n\n<ul><li>\u8ffd\u5f93\u30ab\u30e1\u30e9\uff1a (1m, 3m)<\/li><li>\u6f14\u8005\uff1a (5m, 5m)<\/li><\/ul>\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" width=\"350\" height=\"350\" src=\"https:\/\/virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image5.png\" alt=\"\" class=\"wp-image-2096\" srcset=\"https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image5.png 350w, https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image5-150x150.png 150w, https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image5-300x300.png 300w\" sizes=\"(max-width: 350px) 100vw, 350px\" \/><\/figure>\n\n\n<p>\u5b9f\u306f\u3001\u3053\u3053\u304b\u3089\u300c\u8ffd\u5f93\u30ab\u30e1\u30e9\u304b\u3089\u6f14\u8005\u3078\u306e\u65b9\u5411\u300d\u3092\u8a08\u7b97\u3059\u308b\u306b\u306f\u3001\u5f15\u304d\u7b97\u3092\u4f7f\u3044\u307e\u3059\u3002\u6f14\u8005\u306eX\u5ea7\u6a19\u304b\u3089\u8ffd\u5f93\u30ab\u30e1\u30e9\u306eX\u5ea7\u6a19\u3092\u5f15\u304d\u3001\u6f14\u8005\u306eY\u5ea7\u6a19\u304b\u3089\u8ffd\u5f93\u30ab\u30e1\u30e9\u306eY\u5ea7\u6a19\u3092\u5f15\u304d\u3001\u305d\u308c\u3092\u65b0\u305f\u306a\u5ea7\u6a19(\u306e\u3088\u3046\u306a\u3082\u306e)\u306eX\u3068Y\u306e\u5024\u3068\u3057\u3066\u6271\u3046\u306e\u3067\u3059\u3002\u3084\u3063\u3066\u307f\u307e\u3057\u3087\u3046\uff1a<\/p>\n\n\n<pre class=\"wp-block-preformatted\">(x, y) = (5, 5) - (1, 3)\n       = (5 - 1, 5 - 3)\n       = (4, 2)\n\n<\/pre>\n\n\n<p>\n\n\u3053\u306e\u8a08\u7b97\u3067\u5f97\u3089\u308c\u305f&nbsp;<code>(4, 2)<\/code>&nbsp;\u3068\u3044\u3046\"\u5ea7\u6a19\u3069\u3046\u3057\u306e\u5dee\"\u306f\u3001 \u300c\u53f3\u65b9\u5411\u306b4m\u3001\u4e0a\u65b9\u5411\u306b2m\u4f38\u3073\u305f\u77e2\u5370\u306e\u5411\u304d\u304c\u3001\u6b32\u3057\u304b\u3063\u305f\u65b9\u5411\u3092\u5dee\u3057\u3066\u3044\u308b\u300d \u3068\u3044\u3046\u3053\u3068\u3092\u610f\u5473\u3057\u3066\u3044\u307e\u3059\u3002\n\n<\/p>\n\n\n<p>\n\n\u306a\u305c\u3053\u3046\u306a\u308b\u306e\u304b\u304c\u4eca\u56de\u306e\u8a18\u4e8b\u306e\u672c\u984c\u306a\u306e\u3067\u3001\u3053\u306e\u5f8c\u89e3\u8aac\u3057\u307e\u3059\u306d\u3002\n\n<\/p>\n\n\n<h2>\u30d9\u30af\u30c8\u30eb<\/h2>\n\n\n<p><code>(4, 2)<\/code>&nbsp;\u3068\u3044\u3046\u300c\u5ea7\u6a19\u3069\u3046\u3057\u306e\u5dee\u300d\u306e\u3053\u3068\u3092\u306a\u3093\u3068\u547c\u3079\u3070\u3088\u3044\u306e\u3067\u3057\u3087\u3046\u304b\u3002 \u5148\u307b\u3069\u304a\u8a71\u3057\u3057\u305f\u901a\u308a\u3001\u3053\u306e\"\u91cf\"\u306f\"\u5411\u304d\"\u3092\u6301\u3063\u3066\u3044\u3066\u3001\u305d\u306e\u5411\u304d\u304c\u8ffd\u5f93\u30ab\u30e1\u30e9\u306e\u5411\u304d\u3068\u306a\u308b\u308f\u3051\u3067\u3059\u304c\u3001 \u3053\u306e\"\u91cf\"\u306e\u6301\u3064\u610f\u5473\u306b\u3064\u3044\u3066\u3088\u304f\u7406\u89e3\u3057\u305f\u3044\u3068\u3053\u308d\u3067\u3059\u3002\n\n<\/p>\n\n\n<p>\u6570\u5b66\u306e\u4e16\u754c\u306b\u306f\u3001\u300c\u5ea7\u6a19\u300d\u3068\u300c\u5ea7\u6a19\u540c\u58eb\u306e\u5dee\u300d\u3092\u540c\u69d8\u306b\u6271\u3048\u308b\u4ed5\u7d44\u307f\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u308c\u304c<strong>\u30d9\u30af\u30c8\u30eb<\/strong>\u3067\u3059\u3002 \u8ffd\u5f93\u30ab\u30e1\u30e9\u306e\u5ea7\u6a19&nbsp;<code>(1, 3)<\/code>&nbsp;\u3082\u3001\u5f15\u304d\u7b97\u306e\u7d50\u679c&nbsp;<code>(4, 2)<\/code>&nbsp;\u3082\u3001\u540c\u3058<strong>\u30d9\u30af\u30c8\u30eb<\/strong>\u3068\u547c\u3093\u3067\u3088\u304f\u3066\u3001\u540c\u3058\u3082\u306e\u306e\u3088\u3046\u306b\u8a08\u7b97\u3067\u6271\u3063\u3066\u3088\u3044\u306e\u3067\u3059\u3002 <\/p>\n\n\n<p> \u3053\u308c\u306f\u3001\u666e\u901a\u306e\u6570\u306e\u5f15\u304d\u7b97\u3068\u540c\u3058\u6027\u8cea\u306b\u306a\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002  \u666e\u901a\u306e\u6570\u306e\u5f15\u304d\u7b97\u306e\u4f8b\u3068\u3057\u3066\u3001\u305f\u3068\u3048\u3070\u2026\u2026 <\/p>\n\n\n<p>\n\nA\u3055\u3093\u306f3\u500b\u306e\u30ea\u30f3\u30b4\u3092\u6301\u3063\u3066\u3044\u3066\u3001B\u3055\u3093\u306f5\u500b\u306e\u30ea\u30f3\u30b4\u3092\u6301\u3063\u3066\u3044\u308b\u3068\u3057\u307e\u3059\u3002 \u3059\u308b\u3068\u3001A\u3055\u3093\u304b\u3089\u898b\u308b\u3068\u3001B\u3055\u3093\u306f2\u500b\u591a\u304f\u30ea\u30f3\u30b4\u3092\u6301\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3059\u3002 \u306a\u305c\u306a\u3089\u3001&nbsp;<code>5 - 3 = 2<\/code>&nbsp;\u3060\u304b\u3089\u3067\u3059\u306d\u3002 \u3053\u306e\u5f15\u304d\u7b97\u306e\u5f0f\u3067\u306f\u3001&nbsp;<code>5<\/code>,&nbsp;<code>3<\/code>,&nbsp;<code>2<\/code>&nbsp;\u306f\u3069\u308c\u3082\u540c\u3058\"\u6570\"\u3067\u3059\u3002 \n\n<\/p>\n\n\n<p>\n\n\u3064\u307e\u308a\u3001\u666e\u901a\u306e\u6570\u3068\u30d9\u30af\u30c8\u30eb\u306f\u3001\u4ee5\u4e0b\u306e\u70b9\u3067\u4f3c\u3066\u3044\u307e\u3059\uff1a\n\n<\/p>\n\n\n<ul><li>\u300c\u30ea\u30f3\u30b4\u306e\u6570<code>5<\/code>\u300d\u3082\u300c\u30ea\u30f3\u30b4\u306e\u6570\u306e\u5dee<code>2<\/code>\u300d\u3082\u540c\u3058\"\u6570\"\u3068\u3057\u3066\u6271\u3048\u308b <ul><li>\u300c2\u500b\u306e\u30ea\u30f3\u30b4\u3092\u6301\u3063\u3066\u3044\u308b\u4eba\u300d\u306f\u5b58\u5728\u3057\u306a\u3044\u304c\u3001\u305d\u308c\u3068\u95a2\u4fc2\u306a\u304f\u6271\u3048\u308b\u3002 <\/li><\/ul><\/li><li>\u300c\u5ea7\u6a19<code>(1, 3)<\/code>\u300d\u3082\u300c\u5ea7\u6a19\u540c\u58eb\u306e\u5dee<code>(4, 2)<\/code>\u300d\u3082\u540c\u3058\"\u30d9\u30af\u30c8\u30eb\"\u3068\u3057\u3066\u6271\u3048\u308b <ul><li>\u300c<code>(4, 2)<\/code>\u306e\u5ea7\u6a19\u306b\u4f4d\u7f6e\u3059\u308b\u7269\u4f53\u300d\u306f\u5b58\u5728\u3057\u306a\u3044\u304c\u3001\u305d\u308c\u3068\u95a2\u4fc2\u306a\u304f\u6271\u3048\u308b\u3002 <\/li><\/ul><\/li><\/ul>\n\n\n<p>\n\n\u30d9\u30af\u30c8\u30eb\u306f\u3001\u300c\u9577\u3055\u300d\u3068\u300c\u5411\u304d\u300d\u3092\u6301\u3061\u307e\u3059\u3002 \u305f\u3068\u3048\u3070&nbsp;<code>(4, 2)<\/code>&nbsp;\u306f\u3001\u5ea7\u6a19&nbsp;<code>(0, 0)<\/code>&nbsp;\u306e\u4f4d\u7f6e\u304b\u3089 \u53f3\u306b4\u3001\u4e0a\u306b2 \u9032\u3093\u3060\u4f4d\u7f6e\u307e\u3067\u3092 \u77e2\u5370\u3067\u7d50\u3093\u3060\u5834\u5408\u306e\u3001\u305d\u306e\u77e2\u5370\u306e\u9577\u3055\u3068\u5411\u304d\u3092\u8868\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\n\n<\/p>\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" width=\"350\" height=\"350\" src=\"https:\/\/virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image1.png\" alt=\"\" class=\"wp-image-2099\" srcset=\"https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image1.png 350w, https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image1-150x150.png 150w, https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image1-300x300.png 300w\" sizes=\"(max-width: 350px) 100vw, 350px\" \/><\/figure>\n\n\n<p>\n\n\u540c\u6642\u306b&nbsp;<code>(4, 2)<\/code>&nbsp;\u306f\u3001\u5ea7\u6a19&nbsp;<code>(1, 3)<\/code>&nbsp;\u306e\u4f4d\u7f6e\u304b\u3089 \u53f3\u306b4\u3001\u4e0a\u306b2 \u9032\u3093\u3060\u4f4d\u7f6e\u307e\u3067\u306e \u77e2\u5370\u3092\u8868\u3059\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002 \u30d9\u30af\u30c8\u30eb\u8868\u8a18\u306b\u306f\u3001\u300c\u3069\u3053\u304c\u8d77\u70b9\u306a\u306e\u304b\u300d\u3092\u8868\u73fe\u3059\u308b\u80fd\u529b\u304c\u3042\u308a\u307e\u305b\u3093\u3002 \u305d\u3057\u3066\u305d\u308c\u306f\u6642\u3068\u3057\u3066\u3001\u3069\u3053\u304c\u8d77\u70b9\u306a\u306e\u304b\u3092\u81ea\u7531\u306b\u8003\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3082\u3042\u308a\u307e\u3059\u3002\n\n<\/p>\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" width=\"350\" height=\"350\" src=\"https:\/\/virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image2.png\" alt=\"\" class=\"wp-image-2100\" srcset=\"https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image2.png 350w, https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image2-150x150.png 150w, https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image2-300x300.png 300w\" sizes=\"(max-width: 350px) 100vw, 350px\" \/><\/figure>\n\n\n<p>\u305d\u3057\u3066\u3001\u3042\u308b\u30d9\u30af\u30c8\u30eb\u3092\u5ea7\u6a19&nbsp;<code>(0, 0)<\/code>&nbsp;\u3092\u8d77\u70b9\u3068\u3057\u3066\u8003\u3048\u305f\u3068\u3057\u305f\u3089\u3001 \u305d\u306e\u30d9\u30af\u30c8\u30eb\u81ea\u4f53\u304c\u5ea7\u6a19\u3067\u3042\u308b\u3053\u3068\u3068\u5909\u308f\u308a\u3042\u308a\u307e\u305b\u3093\u304b\u3089\u3001 \u305d\u306e\u30d9\u30af\u30c8\u30eb\u3092\u300c\u4f4d\u7f6e\u30d9\u30af\u30c8\u30eb\u300d\u3068\u547c\u3073\u307e\u3059\u3002\u5ea7\u6a19\u3068\u306f\u3001\u4f4d\u7f6e\u30d9\u30af\u30c8\u30eb\u306e\u3053\u3068\u3060\u3063\u305f\u306e\u3067\u3059\u306d\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" width=\"350\" height=\"350\" src=\"https:\/\/virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image3.png\" alt=\"\" class=\"wp-image-2101\" srcset=\"https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image3.png 350w, https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image3-150x150.png 150w, https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image3-300x300.png 300w\" sizes=\"(max-width: 350px) 100vw, 350px\" \/><\/figure>\n\n\n<h2>\u30d9\u30af\u30c8\u30eb\u306e\u5f15\u304d\u7b97<\/h2>\n\n\n<p>\n\n\u305d\u3093\u306a\u30d9\u30af\u30c8\u30eb\u540c\u58eb\u3067\u5f15\u304d\u7b97\u3092\u3059\u308b\u3068\u3069\u3046\u306a\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f\n\n<\/p>\n\n\n<p>\u8ffd\u5f93\u30ab\u30e1\u30e9\u306e\u5ea7\u6a19&nbsp;<code>a = (1, 3)<\/code>&nbsp;\u3068\u3001 \u6f14\u8005\u306e\u5ea7\u6a19&nbsp;<code>b = (5, 5)<\/code>&nbsp;\u3092\u3001\u8d77\u70b9\u304c&nbsp;<code>(0, 0)<\/code>&nbsp;\u306e\u30d9\u30af\u30c8\u30eb(=\u4f4d\u7f6e\u30d9\u30af\u30c8\u30eb)\u3068\u3057\u3066\u63cf\u3044\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u305d\u306e\u5dee\u306f <code>b - a = (4, 2)<\/code> \u3067\u3057\u305f\u306d\u3002<br><\/p>\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" width=\"350\" height=\"350\" src=\"https:\/\/virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image6.png\" alt=\"\" class=\"wp-image-2102\" srcset=\"https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image6.png 350w, https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image6-150x150.png 150w, https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image6-300x300.png 300w\" sizes=\"(max-width: 350px) 100vw, 350px\" \/><\/figure>\n\n\n<p>\u3059\u308b\u3068\u30d9\u30af\u30c8\u30eb&nbsp;<code>(4, 2)<\/code>&nbsp;\u304c\u3001\u30d9\u30af\u30c8\u30eb<code>a<\/code>\u306e\u5148\u7aef\u304b\u3089\u30d9\u30af\u30c8\u30eb<code>b<\/code>\u306e\u5148\u7aef\u307e\u3067\u3092\u3064\u306a\u3050\u30d9\u30af\u30c8\u30eb\u3068\u3057\u3066\u73fe\u308c\u307e\u3059\u3002 \u30d9\u30af\u30c8\u30eb\u306e\u5f15\u304d\u7b97\u306f\u3001\u300c\u3042\u308b\u5ea7\u6a19\u304b\u3089\u898b\u305f\u3001\u3042\u308b\u5225\u306e\u5ea7\u6a19\u307e\u3067\u306e\u8ddd\u96e2\u3068\u65b9\u5411\u300d\u3092\u8a08\u7b97\u3059\u308b\u65b9\u6cd5\u306a\u306e\u3067\u3059\u3002<\/p>\n\n\n<h2> \u30d9\u30af\u30c8\u30eb\u306e\u5f15\u304d\u7b97\u306f\u666e\u901a\u306e\u5f15\u304d\u7b97\u3068\u306f\u9055\u3046\uff1f <\/h2>\n\n\n<p>\u30d9\u30af\u30c8\u30eb\u3067\u306f\u306a\u3044\u666e\u901a\u306e\u6570\u3001\u305f\u3068\u3048\u3070&nbsp;<code>1<\/code>\u3001<code>100<\/code>\u3001<code>2.5<\/code>\u306a\u3069\u306f\u3001\u30d9\u30af\u30c8\u30eb\u3068\u533a\u5225\u3059\u308b\u305f\u3081\u306b<strong>\u30b9\u30ab\u30e9\u30fc<\/strong>\u3068\u547c\u3070\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n<p>\n\n\u30d9\u30af\u30c8\u30eb\u306e\u5f15\u304d\u7b97\u3067\u7528\u3044\u308b\u3001\u300c\u3042\u308b\u5ea7\u6a19\u304b\u3089\u307f\u305f\u5225\u306e\u5ea7\u6a19\u300d\u3068\u3044\u3046\u8003\u3048\u65b9\u306f\u3001\u30b9\u30ab\u30e9\u30fc\u306e\u5f15\u304d\u7b97\u3068\u306f\u304b\u3051\u96e2\u308c\u3066\u3044\u308b\u3088\u3046\u306a\u5370\u8c61\u3092\u53d7\u3051\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002 \u3067\u3082\u3001\u30d9\u30af\u30c8\u30eb\u306e\u5f15\u304d\u7b97\u3068\u30b9\u30ab\u30e9\u30fc\u306e\u5f15\u304d\u7b97\u306f\u3001\u3068\u3066\u3082\u3088\u304f\u4f3c\u3066\u3044\u308b\u306e\u3067\u3059\u3002\n\n<\/p>\n\n\n<p>\n\n\u30b9\u30ab\u30e9\u30fc\u306e\u5f15\u304d\u7b97\u306e\u4f8b\u3092\u51fa\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002 A\u3055\u3093\u306f3\u500b\u306e\u30ea\u30f3\u30b4\u3092\u6301\u3063\u3066\u3044\u3066\u3001B\u3055\u3093\u306f5\u500b\u306e\u30ea\u30f3\u30b4\u3092\u6301\u3063\u3066\u3044\u308b\u3068\u3057\u307e\u3059\u3002 \u3053\u3053\u3067\u3001\u5f0f&nbsp;<code>5 - 3 = 2<\/code>&nbsp;\u306f\u3001\u4f55\u3092\u610f\u5473\u3057\u3066\u3044\u308b\u3067\u3057\u3087\u3046\u304b\uff1f\n\n<\/p>\n\n\n<p>\n\n\u7b54\u3048\u306e&nbsp;<code>2<\/code>&nbsp;\u306f\u3001\u300cA\u3055\u3093\u304b\u3089\u898b\u3066B\u3055\u3093\u304c\u3069\u308c\u3060\u3051\u591a\u304f\u30ea\u30f3\u30b4\u3092\u6301\u3063\u3066\u3044\u308b\u306e\u304b\u300d\u3092\u8868\u3057\u3066\u3044\u307e\u3059\u3002 \u3053\u308c\u3082\u307e\u305f\u3001\u30b9\u30ab\u30e9\u30fc\u306e\u5f15\u304d\u7b97\u3068\u30d9\u30af\u30c8\u30eb\u306e\u5f15\u304d\u7b97\u304c\u4f3c\u3066\u3044\u308b\u70b9\u306a\u306e\u3067\u3059\uff1a\n\n<\/p>\n\n\n<ul><li>\u30b9\u30ab\u30e9\u30fc\u306e\u5f15\u304d\u7b97\u306e\u7b54\u3048\u306f\u3001\u300c\u3042\u308b\u91cf\u304b\u3089\u898b\u3066\u3001\u3082\u3046\u4e00\u65b9\u306e\u91cf\u304c\u3069\u308c\u3060\u3051\u591a\u3044\u304b\u300d<\/li><li>\u30d9\u30af\u30c8\u30eb\u306e\u5f15\u304d\u7b97\u306e\u7b54\u3048\u306f\u3001\u300c\u3042\u308b\u5ea7\u6a19\u304b\u3089\u898b\u3066\u3001\u3082\u3046\u4e00\u65b9\u306e\u5ea7\u6a19\u306e\u307b\u3046\u304c\u3069\u308c\u3060\u3051\u9032\u3093\u3067\u3044\u308b\u304b\u300d<\/li><\/ul>\n\n\n<p>\n\n\u6570\u76f4\u7dda\u4e0a\u306b\u30b9\u30ab\u30e9\u30fc\u3092\u7f6e\u3044\u3066\u307f\u308b\u3068\u3001\u30d9\u30af\u30c8\u30eb\u3068\u30b9\u30ab\u30e9\u30fc\u304c\u3069\u308c\u3060\u3051\u4f3c\u3066\u3044\u308b\u304b\u304c\u5206\u304b\u308a\u3084\u3059\u3044\u3067\u3059\u3002\n\n<\/p>\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" width=\"350\" height=\"140\" src=\"https:\/\/virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image7.png\" alt=\"\" class=\"wp-image-2103\" srcset=\"https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image7.png 350w, https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image7-300x120.png 300w\" sizes=\"(max-width: 350px) 100vw, 350px\" \/><\/figure>\n\n\n<p><code>5<\/code>&nbsp;\u306f\u3001&nbsp;<code>0<\/code>&nbsp;\u304b\u3089\u898b\u30665\u3060\u3051\u591a\u3044\u6570\u3067\u3059\u306d\u3002<code>3<\/code>&nbsp;\u306f\u3001&nbsp;<code>0<\/code>&nbsp;\u304b\u3089\u898b\u30663\u3060\u3051\u591a\u3044\u6570\u3067\u3059\u3002 \u305d\u3046\u8003\u3048\u308b\u3068\u3001<code>5<\/code>\u306f\u300c0\u304b\u30895\u307e\u3067\u3092\u3064\u306a\u3050\u77e2\u5370\u300d\u3001<code>3<\/code>\u306f\u300c0\u304b\u30893\u307e\u3067\u3092\u3064\u306a\u3050\u77e2\u5370\u300d\u3068\u3057\u3066\u66f8\u3051\u307e\u3059\u3002 <\/p>\n\n\n<p>\n\n\u3059\u308b\u3068\u3053\u306e\u6642\u3001<code>3<\/code>\u306e\u5148\u7aef\u304b\u3089<code>5<\/code>\u306e\u5148\u7aef\u307e\u3067\u3092\u77e2\u5370\u3064\u306a\u3050\u3068\u3001\u305d\u306e\u77e2\u5370\u306e\u9577\u3055\u306f<code>2<\/code>\u306b\u306a\u308a\u307e\u3059\u3002 \u3064\u307e\u308a\u3001\u30b9\u30ab\u30e9\u30fc\u306e\u5f15\u304d\u7b97\u3068\u30d9\u30af\u30c8\u30eb\u306e\u5f15\u304d\u7b97\u306f\u4ee5\u4e0b\u306e\u70b9\u3067\u3082\u4f3c\u3066\u3044\u307e\u3059\uff1a\n\n<\/p>\n\n\n<ul><li>\u6570\u76f4\u7dda\u4e0a\u3067\u3001\u3042\u308b\u6570\u304b\u3089\u3082\u3046\u4e00\u65b9\u306e\u6570\u3092\u77e2\u5370\u3067\u3064\u306a\u3050\u3068\u3001\u305d\u306e\u9577\u3055\u304c2\u3064\u306e\u6570\u306e\u5dee\u3068\u306a\u308b<\/li><li>\u5ea7\u6a19\u5e73\u9762\u4e0a\u3067\u3001\u3042\u308b\u30d9\u30af\u30c8\u30eb\u306e\u5148\u7aef\u304b\u3089\u3082\u3046\u4e00\u65b9\u306e\u30d9\u30af\u30c8\u30eb\u306e\u5148\u7aef\u3092\u77e2\u5370\u3067\u3064\u306a\u3050\u3068\u3001\u305d\u306e\u9577\u3055\u304c2\u3064\u306e\u30d9\u30af\u30c8\u30eb\u306e\u5dee\u3068\u306a\u308b<\/li><\/ul>\n\n\n<p>\n\n\u306a\u3093\u3060\u304b\u3001\u30b9\u30ab\u30e9\u30fc\u306f\u300c1\u6b21\u5143\u306e\u30d9\u30af\u30c8\u30eb\u300d\u306e\u3088\u3046\u306b\u3082\u601d\u3048\u307e\u3059\u306d\u3002 \u6570\u5b66\u306e\u4e16\u754c\u306f\u4e00\u898b\u95a2\u4fc2\u306e\u306a\u3044\u4e8b\u67c4\u304c\u3001\u5b9f\u969b\u306b\u306f\u5bc6\u63a5\u306b\u95a2\u4fc2\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002 \u3053\u3046\u3044\u3046\u3068\u3053\u308d\u304c\u3001\u6570\u5b66\u306e\u7f8e\u3057\u3055\u3068\u9762\u767d\u3055\u306e\u3072\u3068\u3064\u3060\u3068\u611f\u3058\u307e\u3059\u3002\n\n<\/p>\n\n\n<h2>\u8ca0\u306e\u6570\u306e\u5f15\u304d\u7b97<\/h2>\n\n\n<p>\n\n\u30b9\u30ab\u30e9\u30fc\u306e\u5f15\u304d\u7b97\u306b\u3064\u3044\u3066\u3082\u3046\u5c11\u3057\u7406\u89e3\u3092\u9032\u3081\u3066\u307f\u307e\u3057\u3087\u3046\u3002 \u300c\u3042\u308b\u91cf\u304b\u3089\u898b\u3066\u3001\u3082\u3046\u4e00\u65b9\u306e\u91cf\u304c\u3069\u308c\u3060\u3051\u591a\u3044\u304b\u300d\u3068\u3044\u3046\u8003\u3048\u65b9\u306b\u306e\u3063\u3068\u308b\u3068\u3001 \u8ca0\u306e\u6570\u306e\u5f15\u304d\u7b97\u3092\u3088\u308a\u5177\u4f53\u7684\u306b\u30a4\u30e1\u30fc\u30b8\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\n\n<\/p>\n\n\n<p>\u4eca\u65e5\u3001\u6771\u4eac\u306e\u6c17\u6e29\u306f28\u5ea6\u3060\u3068\u3057\u307e\u3059\u3002 \u4e00\u65b9\u3067\u5357\u6975\u5927\u9678\u306e\u6c17\u6e29\u306f\u30de\u30a4\u30ca\u30b948\u5ea6\u3060\u3068\u3057\u307e\u3059\u3002  \u5357\u6975\u5927\u9678\u306e\u6c17\u6e29\u304b\u3089\u898b\u3066\u3001\u6771\u4eac\u306e\u6c17\u6e29\u306f\u4f55\u5ea6\u9ad8\u3044\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n\n\n<p>\u3053\u308c\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u5f0f\u306b\u306a\u308b\u306f\u305a\u3067\u3059\u306d\u3002\u3067\u3082\u3001\u8ca0\u306e\u6570\u306b\u3042\u307e\u308a\u8a73\u3057\u304f\u306a\u3044\u6bb5\u968e\u3067\u306f\u3001\u3053\u306e\u5f0f\u306f\u5c11\u3057\u56f0\u3063\u305f\u3082\u306e\u3067\u3059\u3002\u8ca0\u306e\u6570\u304c\u300c\u5f15\u304f\u65b9\u300d\u306e\u6570\u306e\u5834\u5408\u3001\u5f15\u304d\u7b97\u306e\u7b54\u3048\u306f\u3069\u3046\u306a\u3063\u3066\u3057\u307e\u3046\u306e\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n\n\n<p><code>\n\n28 - (-48) = (\u7b54\u3048)\n\n<\/code><\/p>\n\n\n<p>\n\n\u3053\u306e\u5f0f\u306f\u7d50\u679c\u7684\u306b\u3001\n\n<\/p>\n\n\n<p><code>\n\n28 + 48 = 76\n\n<\/code><\/p>\n\n\n<p>\n\n\u3068\u3044\u3046\u98a8\u306b\u8db3\u3057\u7b97\u306b\u5909\u3048\u3066\u8a08\u7b97\u3059\u308b\u3053\u3068\u306b\u306a\u308b\u308f\u3051\u3067\u3059\u304c\u3001 \u306a\u305c\u8ca0\u306e\u6570\u3067\u6e1b\u7b97\u3092\u3059\u308b\u3068\u52a0\u7b97\u3068\u540c\u3058\u306b\u306a\u308b\u306e\u304b\u306b\u3064\u3044\u3066\u306f\u3001\u8003\u3048\u308b\u4fa1\u5024\u304c\u3042\u308a\u307e\u3059\u3002\n\n<\/p>\n\n\n<p>\n\n\u3053\u306e\u5f15\u304d\u7b97\u306f\u3001\u300c\u3042\u308b\u91cf\u304b\u3089\u898b\u3066\u3001\u3082\u3046\u4e00\u65b9\u306e\u91cf\u304c\u3069\u308c\u3060\u3051\u591a\u3044\u304b\u300d\u3068\u3044\u3046\u767a\u60f3\u3067\u5f0f\u3092\u7acb\u3066\u3066\u3044\u307e\u3059\u304b\u3089\u3001 \u4eca\u307e\u3067\u3068\u540c\u3058\u3088\u3046\u306b\u3001\u6570\u76f4\u7dda\u4e0a\u306b\u77e2\u5370\u3092\u66f8\u3044\u3066\u307f\u308b\u3068\u3088\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\n\n<\/p>\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" width=\"350\" height=\"140\" src=\"https:\/\/virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image8.png\" alt=\"\" class=\"wp-image-2104\" srcset=\"https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image8.png 350w, https:\/\/blog.virtualcast.jp\/blog\/wp-content\/uploads\/2019\/10\/image8-300x120.png 300w\" sizes=\"(max-width: 350px) 100vw, 350px\" \/><\/figure>\n\n\n<p>\n\n0\u304b\u308928\u307e\u3067\u306f\u3001\u53f3\u5411\u304d\u306e\u77e2\u5370\u306b\u306a\u308a\u307e\u3059\u3002 \u4e00\u65b9\u3067\u30010\u304b\u3089(-48)\u307e\u3067\u306f\u3001\u5de6\u5411\u304d\u306e\u77e2\u5370\u306b\u306a\u308a\u307e\u3059\u306d\u3002&nbsp;<code>28 - (-48)<\/code>&nbsp;\u306e\u7b54\u3048\u306f\u3001(-48)\u306e\u5148\u7aef\u304b\u308928\u306e\u5148\u7aef\u307e\u3067\u3092\u77e2\u5370\u3067\u3064\u306a\u3044\u3060\u9577\u3055\u3068\u540c\u3058\u306f\u305a\u3067\u3059\u3002\n\n<\/p>\n\n\n<p>\n\n\u3053\u3046\u3057\u3066\u56f3\u3092\u66f8\u3044\u3066\u307f\u308b\u3068\u3001(-48)\u306e\u5148\u7aef\u304b\u308928\u306e\u5148\u7aef\u3078\u884c\u304f\u306b\u306f\u30010\u3092\u7d4c\u7531\u3059\u308b\u3088\u3046\u3067\u3059\u3002 \u3053\u3046\u3059\u308b\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8003\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u305d\u3046\u3067\u3059\uff1a\n\n<\/p>\n\n\n<p><code>\n\n(-48\u306e\u5148\u7aef\u304b\u30890\u307e\u3067\u306e\u77e2\u5370) + (0\u304b\u308928\u306e\u5148\u7aef\u307e\u3067\u306e\u77e2\u5370) = (-48\u306e\u5148\u7aef\u304b\u308928\u306e\u5148\u7aef\u307e\u3067\u306e\u77e2\u5370)\n\n<\/code><\/p>\n\n\n<p>\n\n\u300c-48\u306e\u5148\u7aef\u304b\u30890\u307e\u3067\u306e\u77e2\u5370\u300d\u3082\u3001\u300c0\u304b\u308928\u306e\u5148\u7aef\u307e\u3067\u306e\u77e2\u5370\u300d\u3082\u3001\u7c21\u5358\u306b\u30a4\u30e1\u30fc\u30b8\u3067\u304d\u307e\u3059\u3002 0\u304b\u308928\u307e\u3067\u306e\u77e2\u5370\u306f\u3001\u53f3\u65b9\u5411\u306b28\u306e\u9577\u3055\u304c\u3042\u308b\u306f\u305a\u3067\u3059\u3002 -48\u304b\u30890\u307e\u3067\u306e\u77e2\u5370\u306f\u3001\u53f3\u65b9\u5411\u306b48\u306e\u9577\u3055\u304c\u3042\u308b\u306f\u305a\u3067\u3059\u3002\n\n<\/p>\n\n\n<p>\u3053\u306e2\u3064\u3092\u5408\u6210\u3059\u308b\u3068\u30012\u3064\u306e\u77e2\u5370\u306f\u540c\u3058\u5411\u304d\u3067\u3059\u304b\u3089\u3001\u4e00\u65b9\u306e\u77e2\u5370\u306e\u5148\u7aef\u306b\u3082\u3046\u4e00\u65b9\u306e\u77e2\u5370\u3092\u304f\u3063\u3064\u3051\u3066\u2026\u2026 \u9577\u305576\u306e\u53f3\u5411\u304d\u306e\u77e2\u5370\u304c\u5b8c\u6210\u3059\u308b\u308f\u3051\u3067\u3059\uff08\u3053\u308c\u306f\u30d9\u30af\u30c8\u30eb\u306e<strong>\u8db3\u3057\u7b97<\/strong>\u3067\u3059\uff09\u3002\u300c-48\u304b\u3089\u898b\u3066\u300128\u306f76\u3060\u3051\u5927\u304d\u3044\u300d\u3053\u3068\u304c\u5206\u304b\u3063\u305f\u306e\u3067\u3001\u3053\u308c\u304c\u4eca\u56de\u306e\u7b54\u3048\u3067\u3059\u3002<\/p>\n\n\n<p>\n\n(-48)\u3068\u3044\u3046\u6570\u3092\u3069\u306e\u3088\u3046\u306a\u8ca0\u306e\u6570\u306b\u5909\u3048\u3066\u3082\u3001\u6b63\u306e\u6570\u3078\u5411\u304b\u3046\u3068\u304d\u306f\u5fc5\u305a0\u3092\u7d4c\u7531\u3059\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u3069\u3093\u306a\u8ca0\u306e\u6570\u3082\u3001\u4ed6\u306e\u6570\u304b\u3089\u6e1b\u7b97\u3059\u308b\u3068\u304d\u306f\u52a0\u7b97\u306b\u5909\u308f\u3063\u3066\u3057\u307e\u3046\u3053\u3068\u304c\u30a4\u30e1\u30fc\u30b8\u3067\u304d\u308b\u304b\u3068\u601d\u3044\u307e\u3059\u3002\n\n<\/p>\n\n\n<h2>\u307e\u3068\u3081<\/h2>\n\n\n<ul><li>\u3042\u308b\u5ea7\u6a19\u304b\u3089\u5225\u306e\u5ea7\u6a19\u3078\u306e\u5411\u304d\u306f\u3001\u300c\u30d9\u30af\u30c8\u30eb\u306e\u5f15\u304d\u7b97\u300d\u3067\u6c42\u3081\u3089\u308c\u308b\uff01<\/li><li>\u30d9\u30af\u30c8\u30eb\u306e\u5f15\u304d\u7b97\u306f\u300c\u3042\u308b\u5ea7\u6a19\u304b\u3089\u898b\u3066\u4ed6\u306e\u5ea7\u6a19\u304c\u3069\u308c\u3060\u3051\u9032\u3093\u3067\u3044\u308b\u304b\u300d\u3092\u6c42\u3081\u308b<\/li><li>\u666e\u901a\u306e\u6570\u306e\u5f15\u304d\u7b97\u3082\u3001\u300c\u3042\u308b\u91cf\u304b\u3089\u898b\u3066\u4ed6\u306e\u91cf\u304c\u3069\u308c\u3060\u3051\u5927\u304d\u3044\u304b\u300d\u3092\u6c42\u3081\u308b<\/li><li>\u8ca0\u306e\u6570\u306e\u5f15\u304d\u7b97\u3082\u3001\u300c\u3042\u308b\u91cf\u304b\u3089\u898b\u3066\u4ed6\u306e\u91cf\u304c\u3069\u308c\u3060\u3051\u5927\u304d\u3044\u304b\u300d\u3067\u8003\u3048\u308b\u3068\u7c21\u5358\u306b\u30a4\u30e1\u30fc\u30b8\u3067\u304d\u308b<\/li><\/ul>\n\n\n<p>\u5b9f\u306e\u3068\u3053\u308d\u3001\u8ffd\u5f93\u30ab\u30e1\u30e9\u306e\u5411\u304f\u3079\u304d\u65b9\u5411\u3092\u8a08\u7b97\u3059\u308b\u306b\u306f\u3001\u30d9\u30af\u30c8\u30eb\u306e\u5f15\u304d\u7b97\u3092\u3057\u305f\u5f8c\u306b\u305d\u306e\u7d50\u679c\u306e\u30d9\u30af\u30c8\u30eb\u306e\u89d2\u5ea6\u3092\u3057\u3063\u304b\u308a\u8abf\u3079\u306a\u3044\u3068\u3044\u3051\u306a\u3044\u306e\u3067\u3059\u304c\u3001\u305d\u3053\u3092\u7406\u89e3\u3059\u308b\u306b\u306f\u30af\u30aa\u30fc\u30bf\u30cb\u30aa\u30f3(\u56db\u5143\u6570)\u3068\u3044\u3046\u8907\u96d1\u306a\u6982\u5ff5\u304c\u7acb\u3061\u306f\u3060\u304b\u3063\u3066\u3044\u308b\u306e\u3067\u3001\u672c\u8a18\u4e8b\u3067\u306f\u3053\u306e\u8fba\u307e\u3067\u306b\u3057\u3066\u304a\u3053\u3046\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n<p>\u4eca\u56de\u306f\u300c\u5f15\u304d\u7b97\u3068\u306f\u4f55\u306a\u306e\u304b\u300d\u3092\u4e2d\u5fc3\u306b\u304a\u8a71\u3057\u3055\u305b\u3066\u3044\u305f\u3060\u304d\u307e\u3057\u305f\u3002 \u30d0\u30fc\u30c1\u30e3\u30eb\u30ad\u30e3\u30b9\u30c8\u306e\u3088\u3046\u306a\u30c7\u30b8\u30bf\u30eb\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u958b\u767a\u306b\u306f\u3001\u30d9\u30af\u30c8\u30eb\u306e\u77e5\u8b58\u306f\u5fc5\u8981\u4e0d\u53ef\u6b20\u306a\u3082\u306e\u3067\u3059\u3002\u4eca\u56de\u304a\u8a71\u3057\u3057\u305f\u300c\u30d9\u30af\u30c8\u30eb\u306e\u5f15\u304d\u7b97\u300d\u306f\u30d9\u30af\u30c8\u30eb\u306e\u4e16\u754c\u306e\u307b\u3093\u306e\u4e00\u90e8\u3067\u3059\u304c\u3001\u672c\u8a18\u4e8b\u3092\u901a\u3057\u3066\u7686\u3055\u3093\u304c\u5c11\u3057\u3067\u3082\u6570\u3068\u4ef2\u826f\u304f\u306a\u308c\u3066\u3044\u308c\u3070\u5e78\u3044\u3067\u3059\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u306f\u3058\u3081\u307e\u3057\u3066\u3001\u30d0\u30fc\u30c1\u30e3\u30eb\u30ad\u30e3\u30b9\u30c8 \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u958b\u767a\u306eNumAni\u3067\u3059\u3002\u4eca\u56de\u306e\u30d6\u30ed\u30b0\u3067\u306f\u30d0\u30fc\u30c1\u30e3\u30eb\u30ad\u30e3\u30b9\u30c8\u306b\u3086\u304b\u308a\u306e\u3042\u308b\u6280\u8853\u306b\u3064\u3044\u3066\u8a9e\u308b\u6a5f\u4f1a\u3092\u8a2d\u3051\u3066\u3044\u305f\u3060\u304d\u307e\u3057\u305f\u3002\u3088\u308d\u3057\u304f\u304a\u9858\u3044\u3044\u305f\u3057\u307e\u3059\u3002 \u3055\u3066\u3001\u30d0\u30fc\u30c1\u30e3\u30eb\u30ad\u30e3\u30b9\u30c8\u3092\u30a4\u30f3...<\/p>\n","protected":false},"author":28,"featured_media":2092,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[80,26],"tags":[61],"_links":{"self":[{"href":"https:\/\/blog.virtualcast.jp\/blog\/wp-json\/wp\/v2\/posts\/2091"}],"collection":[{"href":"https:\/\/blog.virtualcast.jp\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.virtualcast.jp\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.virtualcast.jp\/blog\/wp-json\/wp\/v2\/users\/28"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.virtualcast.jp\/blog\/wp-json\/wp\/v2\/comments?post=2091"}],"version-history":[{"count":19,"href":"https:\/\/blog.virtualcast.jp\/blog\/wp-json\/wp\/v2\/posts\/2091\/revisions"}],"predecessor-version":[{"id":14487,"href":"https:\/\/blog.virtualcast.jp\/blog\/wp-json\/wp\/v2\/posts\/2091\/revisions\/14487"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.virtualcast.jp\/blog\/wp-json\/wp\/v2\/media\/2092"}],"wp:attachment":[{"href":"https:\/\/blog.virtualcast.jp\/blog\/wp-json\/wp\/v2\/media?parent=2091"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.virtualcast.jp\/blog\/wp-json\/wp\/v2\/categories?post=2091"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.virtualcast.jp\/blog\/wp-json\/wp\/v2\/tags?post=2091"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}