{"id":476984,"date":"2023-08-09T09:06:01","date_gmt":"2023-08-09T09:06:01","guid":{"rendered":""},"modified":"2023-09-05T11:13:47","modified_gmt":"2023-09-05T11:13:47","slug":"double-precision-floating-point-format","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/jp\/wiki\/double-precision-floating-point-format\/","title":{"rendered":"\u500d\u7cbe\u5ea6\u6d6e\u52d5\u5c0f\u6570\u70b9\u5f62\u5f0f"},"content":{"rendered":"<p>\u500d\u7cbe\u5ea6\u6d6e\u52d5\u5c0f\u6570\u70b9\u5f62\u5f0f (\u300c\u30c0\u30d6\u30eb\u300d\u3068\u3082\u547c\u3070\u308c\u307e\u3059) \u306f\u3001\u5358\u7cbe\u5ea6\u5f62\u5f0f\u3068\u6bd4\u8f03\u3057\u3066\u9ad8\u3044\u7cbe\u5ea6\u3067\u5b9f\u6570\u3092\u4fdd\u5b58\u304a\u3088\u3073\u64cd\u4f5c\u3059\u308b\u305f\u3081\u306b\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3067\u4f7f\u7528\u3055\u308c\u308b\u6570\u5024\u8868\u73fe\u65b9\u6cd5\u3067\u3059\u3002\u79d1\u5b66\u6280\u8853\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u3001\u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u30b9\u3001\u91d1\u878d\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306a\u3069\u3001\u7cbe\u5ea6\u3068\u7bc4\u56f2\u304c\u91cd\u8981\u306a\u3055\u307e\u3056\u307e\u306a\u5206\u91ce\u3067\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2>\u500d\u7cbe\u5ea6\u6d6e\u52d5\u5c0f\u6570\u70b9\u5f62\u5f0f\u306e\u8d77\u6e90\u3068\u305d\u306e\u521d\u51fa\u306e\u6b74\u53f2\u3002<\/h2>\n<p>\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u306e\u6982\u5ff5\u306f\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u521d\u671f\u306b\u9061\u308a\u307e\u3059\u3002\u5b9f\u6570\u306e\u6a19\u6e96\u8868\u73fe\u306e\u5fc5\u8981\u6027\u306f\u30011940 \u5e74\u4ee3\u306e\u30c7\u30b8\u30bf\u30eb \u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u306e\u958b\u767a\u306b\u4f34\u3063\u3066\u751f\u3058\u307e\u3057\u305f\u3002 1957 \u5e74\u3001IBM 704 \u30e1\u30a4\u30f3\u30d5\u30ec\u30fc\u30e0 \u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u306f\u3001\u7b26\u53f7\u30d3\u30c3\u30c8\u30018 \u30d3\u30c3\u30c8\u306e\u6307\u6570\u3001\u304a\u3088\u3073 27 \u30d3\u30c3\u30c8\u306e\u5c0f\u6570\u90e8\u3092\u6301\u3064\u5b9f\u6570\u3092\u8868\u3059\u305f\u3081\u306b 36 \u30d3\u30c3\u30c8\u3092\u4f7f\u7528\u3059\u308b\u6700\u521d\u306e\u500d\u7cbe\u5ea6\u5f62\u5f0f\u3092\u5c0e\u5165\u3057\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u3001\u3053\u306e\u5f62\u5f0f\u306f\u5e83\u304f\u63a1\u7528\u3055\u308c\u307e\u305b\u3093\u3067\u3057\u305f\u3002<\/p>\n<p>IEEE 754 \u6a19\u6e96\u3067\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u6700\u65b0\u306e\u500d\u7cbe\u5ea6\u6d6e\u52d5\u5c0f\u6570\u70b9\u5f62\u5f0f\u306f\u30011985 \u5e74\u306b\u521d\u3081\u3066\u767a\u884c\u3055\u308c\u307e\u3057\u305f\u3002\u3053\u306e\u6a19\u6e96\u3067\u306f\u3001\u500d\u7cbe\u5ea6\u6570\u5024\u306e\u30d0\u30a4\u30ca\u30ea\u8868\u73fe\u3068\u7b97\u8853\u6f14\u7b97\u306e\u30eb\u30fc\u30eb\u304c\u898f\u5b9a\u3055\u308c\u3066\u304a\u308a\u3001\u7570\u306a\u308b\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf \u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u9593\u3067\u306e\u4e00\u8cab\u6027\u304c\u78ba\u4fdd\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2>\u500d\u7cbe\u5ea6\u6d6e\u52d5\u5c0f\u6570\u70b9\u5f62\u5f0f\u306e\u8a73\u7d30\u60c5\u5831\u3002\u30c8\u30d4\u30c3\u30af\u300c\u500d\u7cbe\u5ea6\u6d6e\u52d5\u5c0f\u6570\u70b9\u5f62\u5f0f\u300d\u3092\u5c55\u958b\u3057\u307e\u3059\u3002<\/h2>\n<h3>IEEE 754\u898f\u683c<\/h3>\n<p>IEEE 754 \u6a19\u6e96\u3067\u306f\u3001\u500d\u7cbe\u5ea6\u6d6e\u52d5\u5c0f\u6570\u70b9\u5f62\u5f0f\u3092 64 \u30d3\u30c3\u30c8\u306e\u30d0\u30a4\u30ca\u30ea\u8868\u73fe\u3068\u3057\u3066\u5b9a\u7fa9\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u5f62\u5f0f\u3067\u306f\u3001\u6570\u5024\u306e\u7b26\u53f7\u3092\u793a\u3059\u7b26\u53f7\u30d3\u30c3\u30c8\u3001\u6570\u5024\u306e\u5927\u304d\u3055\u3092\u8868\u3059 11 \u30d3\u30c3\u30c8\u306e\u6307\u6570\u3001\u6570\u5024\u306e\u5c0f\u6570\u90e8\u3092\u683c\u7d0d\u3059\u308b 52 \u30d3\u30c3\u30c8\u306e\u5c0f\u6570\u90e8 (\u4eee\u6570\u90e8\u307e\u305f\u306f\u4eee\u6570\u90e8\u3068\u3082\u547c\u3070\u308c\u307e\u3059) \u304c\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u5f62\u5f0f\u3067\u306f\u3001\u5358\u7cbe\u5ea6\u5f62\u5f0f\u3068\u6bd4\u8f03\u3057\u3066\u3001\u3088\u308a\u5e83\u3044\u7bc4\u56f2\u306e\u5024\u3068\u3088\u308a\u9ad8\u3044\u7cbe\u5ea6\u304c\u5b9f\u73fe\u3055\u308c\u307e\u3059\u3002<\/p>\n<h3>\u8868\u73fe\u529b\u3068\u7cbe\u5ea6<\/h3>\n<p>\u500d\u7cbe\u5ea6\u5f62\u5f0f\u3067\u306f\u3001\u6570\u5024\u306f\u00b1 m \u00d7 2^e \u3068\u3057\u3066\u8868\u3055\u308c\u307e\u3059\u3002\u3053\u3053\u3067\u3001m \u306f\u5206\u6570\u3001e \u306f\u6307\u6570\u3067\u3059\u3002\u7b26\u53f7\u30d3\u30c3\u30c8\u306f\u6570\u5024\u306e\u7b26\u53f7\u3092\u6c7a\u5b9a\u3057\u3001\u6307\u6570\u30d5\u30a3\u30fc\u30eb\u30c9\u306f\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u4fc2\u6570\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u5c0f\u6570\u90e8\u306b\u306f\u6570\u5024\u306e\u6709\u52b9\u6841\u304c\u542b\u307e\u308c\u307e\u3059\u3002 52 \u30d3\u30c3\u30c8\u306e\u5c0f\u6570\u90e8\u3067\u306f\u300110 \u9032\u6570\u3067\u7d04 15 \uff5e 17 \u6841\u306e\u7cbe\u5ea6\u304c\u8a31\u5bb9\u3055\u308c\u308b\u305f\u3081\u3001\u5e83\u7bc4\u56f2\u306e\u5b9f\u6570\u3092\u6b63\u78ba\u306b\u8868\u73fe\u3059\u308b\u306e\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3>\u5024\u306e\u7bc4\u56f2<\/h3>\n<p>\u500d\u7cbe\u5ea6\u5f62\u5f0f\u3067\u306f\u3001\u5358\u7cbe\u5ea6\u5f62\u5f0f\u306b\u6bd4\u3079\u3066\u8868\u73fe\u53ef\u80fd\u306a\u5024\u306e\u7bc4\u56f2\u304c\u5e83\u304f\u306a\u308a\u307e\u3059\u3002\u6307\u6570\u306e 11 \u30d3\u30c3\u30c8\u3067\u306f\u3001\u7d04 10^-308 \u304b\u3089 10^308 \u306e\u7bc4\u56f2\u306e\u5024\u304c\u53ef\u80fd\u3067\u3001\u975e\u5e38\u306b\u5c0f\u3055\u3044\u3082\u306e\u304b\u3089\u975e\u5e38\u306b\u5927\u304d\u3044\u3082\u306e\u307e\u3067\u3001\u5e83\u7bc4\u56f2\u306e\u5b9f\u6570\u3092\u30ab\u30d0\u30fc\u3057\u307e\u3059\u3002<\/p>\n<h3>\u7b97\u8853\u6f14\u7b97<\/h3>\n<p>\u500d\u7cbe\u5ea6\u6570\u5024\u306e\u7b97\u8853\u6f14\u7b97\u306f\u3001IEEE 754 \u6a19\u6e96\u3067\u6307\u5b9a\u3055\u308c\u305f\u898f\u5247\u306b\u5f93\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6f14\u7b97\u306b\u306f\u3001\u52a0\u7b97\u3001\u6e1b\u7b97\u3001\u4e57\u7b97\u3001\u9664\u7b97\u304c\u542b\u307e\u308c\u307e\u3059\u3002\u500d\u7cbe\u5ea6\u6f14\u7b97\u306f\u5358\u7cbe\u5ea6\u3088\u308a\u3082\u9ad8\u3044\u7cbe\u5ea6\u3092\u63d0\u4f9b\u3057\u307e\u3059\u304c\u3001\u4e38\u3081\u8aa4\u5dee\u306e\u5f71\u97ff\u3092\u53d7\u3051\u306a\u3044\u308f\u3051\u3067\u306f\u306a\u3044\u305f\u3081\u3001\u91cd\u8981\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u614e\u91cd\u306b\u4f7f\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h2>\u500d\u7cbe\u5ea6\u6d6e\u52d5\u5c0f\u6570\u70b9\u5f62\u5f0f\u306e\u5185\u90e8\u69cb\u9020\u3002\u500d\u7cbe\u5ea6\u6d6e\u52d5\u5c0f\u6570\u70b9\u5f62\u5f0f\u306e\u4ed5\u7d44\u307f\u3002<\/h2>\n<p>\u500d\u7cbe\u5ea6\u6d6e\u52d5\u5c0f\u6570\u70b9\u5f62\u5f0f\u306f\u6570\u5024\u3092\u30d0\u30a4\u30ca\u30ea\u5f62\u5f0f\u3067\u4fdd\u5b58\u3059\u308b\u305f\u3081\u3001\u6700\u65b0\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf \u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3067\u52b9\u7387\u7684\u306a\u8a08\u7b97\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u5185\u90e8\u69cb\u9020\u306f\u3001\u7b26\u53f7\u30d3\u30c3\u30c8\u3001\u6307\u6570\u30d5\u30a3\u30fc\u30eb\u30c9\u3001\u304a\u3088\u3073\u5c0f\u6570\u90e8 (\u307e\u305f\u306f\u4eee\u6570\u90e8) \u306e 3 \u3064\u306e\u4e3b\u8981\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u69cb\u6210\u3055\u308c\u307e\u3059\u3002<\/p>\n<h3>\u30b5\u30a4\u30f3\u30d3\u30c3\u30c8<\/h3>\n<p>\u7b26\u53f7\u30d3\u30c3\u30c8\u306f\u300164 \u30d3\u30c3\u30c8\u8868\u73fe\u306e\u5de6\u7aef\u306e\u30d3\u30c3\u30c8\u3067\u3059\u3002\u6b63\u306e\u6570\u306e\u5834\u5408\u306f 0 \u306b\u3001\u8ca0\u306e\u6570\u306e\u5834\u5408\u306f 1 \u306b\u8a2d\u5b9a\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u5358\u7d14\u306a\u8868\u73fe\u306b\u3088\u308a\u3001\u7b97\u8853\u6f14\u7b97\u4e2d\u306b\u6570\u5024\u306e\u7b26\u53f7\u3092\u3059\u3070\u3084\u304f\u5224\u5225\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3>\u6307\u6570\u30d5\u30a3\u30fc\u30eb\u30c9<\/h3>\n<p>11 \u30d3\u30c3\u30c8\u306e\u6307\u6570\u30d5\u30a3\u30fc\u30eb\u30c9\u306f\u3001\u7b26\u53f7\u30d3\u30c3\u30c8\u306e\u5f8c\u306b\u7d9a\u304d\u307e\u3059\u3002\u3053\u308c\u306f\u6570\u5024\u306e\u5927\u304d\u3055\u3092\u8868\u3057\u3001\u5206\u6570\u306e\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u4fc2\u6570\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u6307\u6570\u5024\u3092\u89e3\u91c8\u3059\u308b\u305f\u3081\u306b\u3001\u683c\u7d0d\u3055\u308c\u305f\u5024\u306b 1023 \u306e\u30d0\u30a4\u30a2\u30b9\u304c\u52a0\u7b97\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u30d0\u30a4\u30a2\u30b9\u306b\u3088\u308a\u3001\u6b63\u3068\u8ca0\u306e\u4e21\u65b9\u306e\u6307\u6570\u3092\u8868\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3>\u5206\u6570\uff08\u4eee\u6570\uff09<\/h3>\n<p>\u5c0f\u6570\u30d5\u30a3\u30fc\u30eb\u30c9\u306f\u300164 \u30d3\u30c3\u30c8\u8868\u73fe\u306e\u6b8b\u308a\u306e 52 \u30d3\u30c3\u30c8\u3067\u3059\u3002\u6570\u5024\u306e\u6709\u52b9\u6841\u3092\u30d0\u30a4\u30ca\u30ea\u5f62\u5f0f\u3067\u4fdd\u5b58\u3057\u307e\u3059\u3002\u5c0f\u6570\u90e8\u306e\u5e45\u306f 52 \u30d3\u30c3\u30c8\u306b\u56fa\u5b9a\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u4e00\u90e8\u306e\u7b97\u8853\u6f14\u7b97\u4e2d\u306b\u5148\u982d\u306e 0 \u307e\u305f\u306f 1 \u304c\u5207\u308a\u6368\u3066\u3089\u308c\u305f\u308a\u4e38\u3081\u3089\u308c\u305f\u308a\u3057\u3066\u3001\u308f\u305a\u304b\u306a\u4e0d\u6b63\u78ba\u3055\u304c\u751f\u3058\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u500d\u7cbe\u5ea6\u5f62\u5f0f\u3067\u306f\u3001\u6b63\u898f\u5316\u3092\u4f7f\u7528\u3057\u3066\u3001\u30bc\u30ed\u5024\u3092\u9664\u304d\u3001\u5c0f\u6570\u90e8\u306e\u6700\u4e0a\u4f4d\u30d3\u30c3\u30c8\u304c\u5e38\u306b 1 \u306b\u306a\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u3053\u306e\u624b\u6cd5\u306b\u3088\u308a\u3001\u8868\u73fe\u53ef\u80fd\u306a\u6570\u5024\u306e\u7cbe\u5ea6\u3068\u7bc4\u56f2\u304c\u6700\u9069\u5316\u3055\u308c\u307e\u3059\u3002<\/p>\n<h2>\u500d\u7cbe\u5ea6\u6d6e\u52d5\u5c0f\u6570\u70b9\u5f62\u5f0f\u306e\u4e3b\u8981\u306a\u6a5f\u80fd\u306e\u5206\u6790\u3002<\/h2>\n<p>\u500d\u7cbe\u5ea6\u6d6e\u52d5\u5c0f\u6570\u70b9\u5f62\u5f0f\u306e\u4e3b\u306a\u6a5f\u80fd\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<ol>\n<li>\n<p><strong>\u7cbe\u5ea6<\/strong>: \u500d\u7cbe\u5ea6\u5f62\u5f0f\u3067\u306f\u3001\u5c0f\u6570\u90e8\u306b 52 \u30d3\u30c3\u30c8\u304c\u5272\u308a\u5f53\u3066\u3089\u308c\u3001\u5b9f\u6570\u3092\u9ad8\u7cbe\u5ea6\u3067\u8868\u73fe\u3067\u304d\u308b\u305f\u3081\u3001\u6b63\u78ba\u306a\u8a08\u7b97\u3092\u5fc5\u8981\u3068\u3059\u308b\u79d1\u5b66\u304a\u3088\u3073\u5de5\u5b66\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u7bc4\u56f2<\/strong>: 11 \u30d3\u30c3\u30c8\u306e\u6307\u6570\u306f\u3001\u975e\u5e38\u306b\u5c0f\u3055\u3044\u6570\u304b\u3089\u975e\u5e38\u306b\u5927\u304d\u3044\u6570\u307e\u3067\u5e45\u5e83\u3044\u8868\u73fe\u53ef\u80fd\u306a\u5024\u3092\u63d0\u4f9b\u3059\u308b\u305f\u3081\u3001\u500d\u7cbe\u5ea6\u5f62\u5f0f\u306f\u3055\u307e\u3056\u307e\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u591a\u7528\u9014\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u4e92\u63db\u6027<\/strong>IEEE 754 \u6a19\u6e96\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf \u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u9593\u3067\u306e\u4e00\u8cab\u6027\u3092\u4fdd\u8a3c\u3057\u3001\u7570\u306a\u308b\u30b7\u30b9\u30c6\u30e0\u9593\u3067\u306e\u500d\u7cbe\u5ea6\u6570\u5024\u306e\u30b7\u30fc\u30e0\u30ec\u30b9\u306a\u4ea4\u63db\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u52b9\u7387<\/strong>: \u500d\u7cbe\u5ea6\u6f14\u7b97\u306f\u5358\u7cbe\u5ea6\u6f14\u7b97\u306b\u6bd4\u3079\u3066\u30b5\u30a4\u30ba\u304c\u5927\u304d\u3044\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u6700\u65b0\u306e\u30d7\u30ed\u30bb\u30c3\u30b5\u306b\u3088\u3063\u3066\u52b9\u7387\u7684\u306b\u51e6\u7406\u3055\u308c\u308b\u305f\u3081\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u91cd\u8981\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u3068\u3063\u3066\u5b9f\u7528\u7684\u306a\u9078\u629e\u80a2\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<\/li>\n<\/ol>\n<h2>\u500d\u7cbe\u5ea6\u6d6e\u52d5\u5c0f\u6570\u70b9\u5f62\u5f0f\u306b\u306f\u3069\u306e\u3088\u3046\u306a\u7a2e\u985e\u304c\u3042\u308b\u304b\u3092\u8a18\u8ff0\u3057\u307e\u3059\u3002\u8868\u3068\u30ea\u30b9\u30c8\u3092\u4f7f\u7528\u3057\u3066\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/h2>\n<p>\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306b\u304a\u3044\u3066\u6700\u3082\u4e00\u822c\u7684\u306a\u500d\u7cbe\u5ea6\u6d6e\u52d5\u5c0f\u6570\u70b9\u5f62\u5f0f\u306f\u300164 \u30d3\u30c3\u30c8\u306e\u30d0\u30a4\u30ca\u30ea\u8868\u73fe\u3092\u4f7f\u7528\u3059\u308b IEEE 754 \u6a19\u6e96\u3067\u3059\u3002\u305f\u3060\u3057\u3001\u7279\u6b8a\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3001\u7279\u306b\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3084\u7d44\u307f\u8fbc\u307f\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u5225\u306e\u8868\u73fe\u304c\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u4ee3\u66ff\u5f62\u5f0f\u306b\u306f\u6b21\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ol>\n<li>\n<p><strong>\u62e1\u5f35\u3055\u308c\u305f\u7cbe\u5ea6<\/strong>: \u4e00\u90e8\u306e\u30d7\u30ed\u30bb\u30c3\u30b5\u304a\u3088\u3073\u6570\u5b66\u30e9\u30a4\u30d6\u30e9\u30ea\u306f\u3001\u5c0f\u6570\u90e8\u306b\u3088\u308a\u591a\u304f\u306e\u30d3\u30c3\u30c8 (\u4f8b: 80 \u30d3\u30c3\u30c8) \u3092\u5099\u3048\u305f\u62e1\u5f35\u7cbe\u5ea6\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3092\u5b9f\u88c5\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5f62\u5f0f\u306f\u3001\u7279\u5b9a\u306e\u8a08\u7b97\u306b\u5bfe\u3057\u3066\u3055\u3089\u306b\u9ad8\u3044\u7cbe\u5ea6\u3092\u63d0\u4f9b\u3057\u307e\u3059\u304c\u3001\u3055\u307e\u3056\u307e\u306a\u30b7\u30b9\u30c6\u30e0\u9593\u3067\u6a19\u6e96\u5316\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u30ab\u30b9\u30bf\u30e0\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u30d5\u30a9\u30fc\u30de\u30c3\u30c8<\/strong>: \u4e00\u90e8\u306e\u7279\u6b8a\u306a\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3067\u306f\u3001\u7279\u5b9a\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u5408\u308f\u305b\u305f\u975e\u6a19\u6e96\u5f62\u5f0f\u304c\u4f7f\u7528\u3055\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5f62\u5f0f\u306b\u3088\u308a\u3001\u7279\u5b9a\u306e\u30bf\u30b9\u30af\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u3092\u6700\u9069\u5316\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/li>\n<\/ol>\n<h2>\u500d\u7cbe\u5ea6\u6d6e\u52d5\u5c0f\u6570\u70b9\u5f62\u5f0f\u306e\u4f7f\u7528\u65b9\u6cd5\u3001\u4f7f\u7528\u306b\u95a2\u9023\u3059\u308b\u554f\u984c\u3068\u305d\u306e\u89e3\u6c7a\u7b56\u3002<\/h2>\n<h3>\u500d\u7cbe\u5ea6\u6d6e\u52d5\u5c0f\u6570\u70b9\u5f62\u5f0f\u306e\u4f7f\u7528\u65b9\u6cd5<\/h3>\n<ol>\n<li>\n<p><strong>\u79d1\u5b66\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0<\/strong>: \u500d\u7cbe\u5ea6\u5f62\u5f0f\u306f\u3001\u9ad8\u7cbe\u5ea6\u3068\u7cbe\u5ea6\u304c\u4e0d\u53ef\u6b20\u306a\u79d1\u5b66\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u3001\u6570\u5024\u89e3\u6790\u3001\u6570\u5b66\u30e2\u30c7\u30ea\u30f3\u30b0\u3067\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u30b9\u3068\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0<\/strong>: 3D \u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u30b9 \u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u304a\u3088\u3073\u753b\u50cf\u51e6\u7406\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30a2\u30fc\u30c6\u30a3\u30d5\u30a1\u30af\u30c8\u3092\u56de\u907f\u3057\u3001\u8996\u899a\u7684\u306a\u5fe0\u5b9f\u5ea6\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u3001\u500d\u7cbe\u5ea6\u5f62\u5f0f\u304c\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u8ca1\u52d9\u8a08\u7b97<\/strong>\u30ea\u30b9\u30af\u5206\u6790\u3084\u30aa\u30d7\u30b7\u30e7\u30f3\u4fa1\u683c\u8a2d\u5b9a\u306a\u3069\u306e\u91d1\u878d\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u6b63\u78ba\u306a\u7d50\u679c\u3092\u4fdd\u8a3c\u3059\u308b\u305f\u3081\u306b\u9ad8\u3044\u7cbe\u5ea6\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002<\/p>\n<\/li>\n<\/ol>\n<h3>\u3054\u5229\u7528\u306b\u3042\u305f\u3063\u3066\u306e\u8ab2\u984c\u3068\u305d\u306e\u89e3\u6c7a\u7b56<\/h3>\n<ol>\n<li>\n<p><strong>\u4e38\u3081\u8aa4\u5dee<\/strong>: \u500d\u7cbe\u5ea6\u6f14\u7b97\u3067\u306f\u3001\u7279\u306b\u53cd\u5fa9\u8a08\u7b97\u3067\u4e38\u3081\u8aa4\u5dee\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u8aa4\u5dee\u306e\u5f71\u97ff\u3092\u53d7\u3051\u306b\u304f\u3044\u6570\u5024\u624b\u6cd5\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u554f\u984c\u3092\u8efd\u6e1b\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9<\/strong>: \u500d\u7cbe\u5ea6\u306e\u8a08\u7b97\u3067\u306f\u3001\u5358\u7cbe\u5ea6\u306b\u6bd4\u3079\u3066\u591a\u304f\u306e\u30e1\u30e2\u30ea\u304c\u5fc5\u8981\u3068\u306a\u308a\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u6df7\u5408\u7cbe\u5ea6\u307e\u305f\u306f\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u6700\u9069\u5316\u3092\u9078\u629e\u3059\u308b\u3068\u3001\u3053\u308c\u3089\u306e\u554f\u984c\u306b\u5bfe\u51e6\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/li>\n<\/ol>\n<h2>\u4e3b\u306a\u7279\u5fb4\u3084\u305d\u306e\u4ed6\u306e\u985e\u4f3c\u7528\u8a9e\u3068\u306e\u6bd4\u8f03\u3092\u8868\u3084\u30ea\u30b9\u30c8\u306e\u5f62\u5f0f\u3067\u793a\u3057\u307e\u3059\u3002<\/h2>\n<p>\u4ee5\u4e0b\u306f\u3001\u500d\u7cbe\u5ea6\u6d6e\u52d5\u5c0f\u6570\u70b9\u5f62\u5f0f\u3068\u4ed6\u306e\u95a2\u9023\u7528\u8a9e\u3068\u306e\u6bd4\u8f03\u3067\u3059\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th><strong>\u5b66\u671f<\/strong><\/th>\n<th><strong>\u7cbe\u5ea6<\/strong><\/th>\n<th><strong>\u7bc4\u56f2<\/strong><\/th>\n<th><strong>\u30b5\u30a4\u30ba\uff08\u30d3\u30c3\u30c8\uff09<\/strong><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u500d\u7cbe\u5ea6<\/td>\n<td>10\u9032\u657015\uff5e17<\/td>\n<td>\u00b110^-308 \u304b\u3089 \u00b110^308<\/td>\n<td>64<\/td>\n<\/tr>\n<tr>\n<td>\u5358\u7cbe\u5ea6<\/td>\n<td>10\u9032\u65706\uff5e9<\/td>\n<td>\u00b110^-38 \u304b\u3089 \u00b110^38<\/td>\n<td>32<\/td>\n<\/tr>\n<tr>\n<td>\u62e1\u5f35\u3055\u308c\u305f\u7cbe\u5ea6<\/td>\n<td>&gt; 18\u5c0f\u6570\u70b9<\/td>\n<td>\u4e0d\u5b9a<\/td>\n<td>&gt; 64<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<ul>\n<li>\u500d\u7cbe\u5ea6\u306f\u5358\u7cbe\u5ea6\u3088\u308a\u3082\u9ad8\u3044\u7cbe\u5ea6\u3068\u5e83\u3044\u7bc4\u56f2\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/li>\n<li>\u62e1\u5f35\u7cbe\u5ea6\u5f62\u5f0f\u306f\u3055\u3089\u306b\u9ad8\u3044\u7cbe\u5ea6\u3092\u63d0\u4f9b\u3057\u307e\u3059\u304c\u3001\u305d\u306e\u7bc4\u56f2\u3068\u4e92\u63db\u6027\u306f\u7570\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n<h2>\u500d\u7cbe\u5ea6\u6d6e\u52d5\u5c0f\u6570\u70b9\u5f62\u5f0f\u306b\u95a2\u3059\u308b\u5c06\u6765\u306e\u5c55\u671b\u3068\u6280\u8853\u3002<\/h2>\n<p>\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u304c\u9032\u5316\u3057\u7d9a\u3051\u308b\u306b\u3064\u308c\u3066\u3001\u3088\u308a\u9ad8\u3044\u7cbe\u5ea6\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u5bfe\u3059\u308b\u9700\u8981\u306f\u4eca\u5f8c\u3082\u7d9a\u304f\u3067\u3057\u3087\u3046\u3002\u500d\u7cbe\u5ea6\u6d6e\u52d5\u5c0f\u6570\u70b9\u5f62\u5f0f\u306b\u95a2\u9023\u3059\u308b\u3044\u304f\u3064\u304b\u306e\u5c55\u671b\u3068\u5c06\u6765\u306e\u30c6\u30af\u30ce\u30ed\u30b8\u306b\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ol>\n<li>\n<p><strong>\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u306e\u9032\u6b69<\/strong>\u5c06\u6765\u306e\u30d7\u30ed\u30bb\u30c3\u30b5\u306b\u306f\u6d6e\u52d5\u5c0f\u6570\u70b9\u6f14\u7b97\u7528\u306e\u5c02\u7528\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u304c\u7d44\u307f\u8fbc\u307e\u308c\u3001\u3088\u308a\u9ad8\u901f\u3067\u52b9\u7387\u7684\u306a\u500d\u7cbe\u5ea6\u8a08\u7b97\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u91cf\u5b50\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0<\/strong>\u91cf\u5b50\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306f\u79d1\u5b66\u8a08\u7b97\u3068\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u306b\u9769\u547d\u3092\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u3001\u8907\u96d1\u306a\u554f\u984c\u306b\u5bfe\u3059\u308b\u7cbe\u5ea6\u3068\u901f\u5ea6\u3092\u5927\u5e45\u306b\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u6df7\u5408\u7cbe\u5ea6\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0<\/strong>: \u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3067\u7570\u306a\u308b\u7cbe\u5ea6\u5f62\u5f0f\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3068\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u3092\u6700\u9069\u5316\u3057\u3001\u7cbe\u5ea6\u3068\u52b9\u7387\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u3068\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u6539\u5584\u3055\u308c\u305f\u57fa\u6e96<\/strong>: \u73fe\u5728\u9032\u884c\u4e2d\u306e\u7814\u7a76\u306b\u3088\u308a\u3001\u65e2\u5b58\u306e\u5236\u9650\u306b\u5bfe\u51e6\u3057\u306a\u304c\u3089\u3055\u3089\u306b\u9ad8\u3044\u7cbe\u5ea6\u3092\u63d0\u4f9b\u3059\u308b\u3001\u6539\u826f\u3055\u308c\u305f\u6d6e\u52d5\u5c0f\u6570\u70b9\u6a19\u6e96\u306e\u958b\u767a\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<\/li>\n<\/ol>\n<h2>\u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc\u3092\u500d\u7cbe\u5ea6\u6d6e\u52d5\u5c0f\u6570\u70b9\u5f62\u5f0f\u3067\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\u3001\u307e\u305f\u306f\u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc\u3068\u95a2\u9023\u4ed8\u3051\u308b\u65b9\u6cd5\u3002<\/h2>\n<p>OneProxy \u306b\u3088\u3063\u3066\u63d0\u4f9b\u3055\u308c\u308b\u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc\u3068\u540c\u69d8\u3001\u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc\u306f\u3001\u5b89\u5168\u3067\u52b9\u7387\u7684\u306a\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u901a\u4fe1\u3092\u78ba\u4fdd\u3059\u308b\u4e0a\u3067\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306f\u500d\u7cbe\u5ea6\u6d6e\u52d5\u5c0f\u6570\u70b9\u5f62\u5f0f\u306b\u76f4\u63a5\u95a2\u9023\u4ed8\u3051\u3089\u308c\u3066\u3044\u307e\u305b\u3093\u304c\u3001\u7279\u5b9a\u306e\u30b7\u30ca\u30ea\u30aa\u3067\u306f\u9593\u63a5\u7684\u306b\u305d\u306e\u6069\u6075\u3092\u53d7\u3051\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ol>\n<li>\n<p><strong>\u5b89\u5168\u306a\u30c7\u30fc\u30bf\u4f1d\u9001<\/strong>: \u500d\u7cbe\u5ea6\u3092\u4f7f\u7528\u3057\u305f\u8ca1\u52d9\u8a08\u7b97\u3084\u79d1\u5b66\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u4f34\u3046\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc\u306f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068\u30b5\u30fc\u30d0\u30fc\u9593\u306e\u30c7\u30fc\u30bf\u9001\u4fe1\u306e\u6697\u53f7\u5316\u3068\u5b89\u5168\u6027\u3092\u78ba\u4fdd\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u52a0\u901f\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3<\/strong>: \u500d\u7cbe\u5ea6\u8a08\u7b97\u306b\u4f9d\u5b58\u3059\u308b\u5206\u6563\u30b7\u30b9\u30c6\u30e0\u3084\u30af\u30e9\u30a6\u30c9\u30d9\u30fc\u30b9\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5834\u5408\u3001\u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc\u306f\u30c7\u30fc\u30bf \u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u6700\u9069\u5316\u3057\u3001\u9045\u5ef6\u3092\u77ed\u7e2e\u3057\u3001\u5168\u4f53\u7684\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u30b3\u30f3\u30c6\u30f3\u30c4\u914d\u4fe1<\/strong>: \u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc\u306f\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u3088\u308a\u52b9\u7387\u7684\u306b\u30ad\u30e3\u30c3\u30b7\u30e5\u3057\u3066\u914d\u4fe1\u3067\u304d\u308b\u305f\u3081\u3001\u500d\u7cbe\u5ea6\u8a08\u7b97\u306b\u3088\u3063\u3066\u751f\u6210\u3055\u308c\u305f\u5927\u898f\u6a21\u306a\u30c7\u30fc\u30bf \u30bb\u30c3\u30c8\u3092\u51e6\u7406\u3059\u308b\u5834\u5408\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n<\/li>\n<\/ol>\n<h2>\u95a2\u9023\u30ea\u30f3\u30af<\/h2>\n<p>\u500d\u7cbe\u5ea6\u6d6e\u52d5\u5c0f\u6570\u70b9\u5f62\u5f0f\u3068\u95a2\u9023\u30c8\u30d4\u30c3\u30af\u306e\u8a73\u7d30\u306b\u3064\u3044\u3066\u306f\u3001\u6b21\u306e\u30ea\u30bd\u30fc\u30b9\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<ul>\n<li><a href=\"https:\/\/ieeexplore.ieee.org\/abstract\/720193\" target=\"_new\" rel=\"noopener nofollow\">IEEE 754\u898f\u683c<\/a><\/li>\n<li><a href=\"https:\/\/www.mathworks.com\/help\/matlab\/matlab_prog\/floating-point-numbers-with-double-precision.html\" target=\"_new\" rel=\"noopener nofollow\">\u500d\u7cbe\u5ea6\u306e\u6570\u5024\u8a08\u7b97<\/a><\/li>\n<li><a href=\"https:\/\/docs.oracle.com\/cd\/E19957-01\/806-3568\/ncg_goldberg.html\" target=\"_new\" rel=\"noopener nofollow\">\u6d6e\u52d5\u5c0f\u6570\u70b9\u6f14\u7b97\u306e\u6982\u8981<\/a><\/li>\n<\/ul>","protected":false},"featured_media":468266,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-476984","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Double-precision floating-point format<\/mark>","faq_items":[{"question":"What is Double-precision floating-point format?","answer":"<p>Double-precision floating-point format, also known as \"double,\" is a numerical representation method used in computing to store and manipulate real numbers with increased precision compared to single-precision formats. It uses 64 bits to represent a number, allowing for approximately 15 to 17 decimal digits of precision.<\/p>"},{"question":"How does Double-precision floating-point format work?","answer":"<p>The format uses a sign bit to indicate the sign of the number, an 11-bit exponent to represent the magnitude of the number, and a 52-bit fraction to store the fractional part. The numbers are represented as \u00b1 m \u00d7 2^e, where m is the fraction and e is the exponent. This allows for a wide range of values, from about 10^-308 to 10^308.<\/p>"},{"question":"Where is Double-precision floating-point format used?","answer":"<p>Double-precision format finds applications in scientific computing, engineering, graphics, financial analysis, and more. Any field that requires high precision and a broad range of representable values can benefit from double-precision format.<\/p>"},{"question":"What is the difference between Double-precision and Single-precision formats?","answer":"<p>The main difference is in the number of bits used for representation. Double-precision uses 64 bits, while single-precision uses 32 bits. As a result, double-precision provides higher precision and a larger range of representable values.<\/p>"},{"question":"Are there alternative formats to Double-precision?","answer":"<p>Yes, there are alternative formats, such as extended precision formats with more than 64 bits for the fraction. However, these formats are not standardized and may vary across different systems and applications.<\/p>"},{"question":"How is Double-precision used in graphics and rendering?","answer":"<p>In 3D graphics rendering and image processing applications, double-precision format is used to avoid artifacts and maintain visual fidelity, especially in complex and high-precision calculations.<\/p>"},{"question":"Can Double-precision format suffer from rounding errors?","answer":"<p>Yes, like any floating-point format, double-precision arithmetic can suffer from rounding errors, particularly in iterative calculations. Careful consideration of numerical methods can help mitigate these errors.<\/p>"},{"question":"How does the future of computing impact Double-precision format?","answer":"<p>Advancements in hardware and computing technologies may lead to improved precision and performance. Quantum computing, mixed-precision algorithms, and improved standards are some of the potential future developments.<\/p>"},{"question":"How are proxy servers associated with Double-precision floating-point format?","answer":"<p>While proxy servers themselves are not directly related to double-precision format, they can indirectly benefit applications that rely on double-precision computations. Proxy servers can enhance secure data transmission, accelerate communication, and optimize content delivery for such applications.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/jp\/wp-json\/wp\/v2\/wiki\/476984","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/jp\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/jp\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/jp\/wp-json\/wp\/v2\/wiki\/476984\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/jp\/wp-json\/wp\/v2\/media\/468266"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/jp\/wp-json\/wp\/v2\/media?parent=476984"}],"curies":[{"name":"\u3046\u30fc\u3093","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}