{"id":1521,"date":"2010-06-11T00:32:36","date_gmt":"2010-06-10T15:32:36","guid":{"rendered":"http:\/\/na-inet.jp\/new-na-inet\/weblog\/2010\/06\/preface_in_japanese_rpbrent_pz\/"},"modified":"2010-06-11T00:32:36","modified_gmt":"2010-06-10T15:32:36","slug":"preface_in_japanese_rpbrent_pz","status":"publish","type":"post","link":"https:\/\/na-inet.jp\/weblog2\/2010\/06\/11\/preface_in_japanese_rpbrent_pz\/","title":{"rendered":"Preface in Japanese : R.P.Brent & P.Zimmermann, “Modern Computer Arithmetic” Ver.0.5.1"},"content":{"rendered":"

\u3000\u73fe\u7269\u306f\u8457\u8005\u306e\u30da\u30fc\u30b8<\/a>\u304b\u3089\u898b\u3066\u6b32\u3057\u3044\u3002\u4ee5\u4e0b\u306e\u524d\u66f8\u304d\u306f0.5.1\u7248<\/a>\u304b\u3089\u306e\u8a33\u51fa\u3067\u3042\u308b\u3002
\n—————-
\n\u307e\u3048\u304c\u304d
\n\u3000\u672c\u66f8\u306f\u6570\u5024\u6f14\u7b97\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3068\uff0c\u73fe\u4ee3\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u4e0a\u3067\u305d\u308c\u3092\u5b9f\u88c5\u3059\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u305f\u3082\u306e\u3067\u3042\u308b\u3002\u6211\u3005\u306f\u3069\u3061\u3089\u304b\u3068\u3044\u3046\u3068\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3088\u308a\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u65b9\u306b\u8208\u5473\u304c\u3042\u308b\u306e\u3067\uff0c\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3068\u304b\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u306e\u30c7\u30b6\u30a4\u30f3\u306b\u3064\u3044\u3066\u306f\u672c\u66f8\u3067\u306f\u89e6\u308c\u3066\u3044\u306a\u3044\u3002\u305d\u306e\u624b\u306e\u30c8\u30d4\u30c3\u30af\u3092\u6271\u3063\u305f\u826f\u66f8\u304c\u3059\u3067\u306b\u3044\u304f\u3064\u304b\u5b58\u5728\u3057\u3066\u3044\u308b\u304b\u3089\u3067\u3082\u3042\u308b\u3002\u305d\u306e\u4ee3\u308f\u308a\u3068\u8a00\u3063\u3066\u306f\u4f55\u3060\u304c\uff0c\u52a0\u6e1b\u4e57\u9664\u3068\u3044\u3063\u305f\u6f14\u7b97\u3092\u9ad8\u901f\u306b\u5b9f\u884c\u3057\u305f\u308a\uff0c\u305d\u308c\u3068\u95a2\u9023\u3057\u305f\u30e2\u30b8\u30e5\u30e9\u30fc\u6f14\u7b97\uff0c\u6700\u5927\u516c\u7d04\u6570\u8a08\u7b97\uff0c\u9ad8\u901f\u30d5\u30fc\u30ea\u30a8\u5909\u63db(FFT)\uff0c\u7279\u6b8a\u95a2\u6570\u306e\u8a08\u7b97\u306e\u3088\u3046\u306a\u30c8\u30d4\u30c3\u30af\u306b\u7126\u70b9\u3092\u5f53\u3066\u3066\u89e3\u8aac\u3092\u884c\u3063\u3066\u3044\u308b\u3002
\n\u3000\u672c\u66f8\u3067\u793a\u3057\u305f\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306f\uff0c\u4efb\u610f\u7cbe\u5ea6\u6f14\u7b97\u5411\u3051\u306e\u3082\u306e\u304c\u30e1\u30a4\u30f3\u3067\u3042\u308b\u3002\u3064\u307e\u308a\uff0c32\u30d3\u30c3\u30c8\uff0c64\u30d3\u30c3\u30c8\u3068\u3044\u3046\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306e\u30ef\u30fc\u30c9\u30b5\u30a4\u30ba\u306b\u56fa\u5b9a\u3055\u308c\u305f\u6841\u306e\u8a08\u7b97\u3067\u306f\u306a\u304f\uff0c\u30e1\u30e2\u30ea\u3068\u8a08\u7b97\u6642\u9593\u306e\u5236\u9650\u5185\u3067\u3067\u304d\u308b\u9650\u308a\u306e\u6841\u6570\u306e\u8a08\u7b97\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u3002\u6574\u6570\u6f14\u7b97\u3060\u3051\u3067\u306a\u304f\uff0c\u5b9f\u6570(\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570)\u6f14\u7b97\u306b\u3064\u3044\u3066\u3082\u8ff0\u3079\u3066\u3042\u308b\u3002
\n\u3000\u672c\u66f8\u306e\u69cb\u6210\u306f4\u7ae0+\u77ed\u30441\u7ae0(\u5b9f\u8cea\u7684\u306b\u306f\u4ed8\u9332\u6271\u3044)\u304b\u3089\u6210\u308b\u3002\u7b2c\u4e00\u7ae0\u306f\u6574\u6570\u6f14\u7b97\u306b\u3064\u3044\u3066\u3067\u3042\u308b\u304c\uff0c\u3053\u308c\u306b\u3064\u3044\u3066\u306f\u3082\u3061\u308d\u3093\uff0c\u3044\u308d\u3093\u306a\u672c\u3084\u8ad6\u6587\u3067\u6271\u308f\u308c\u3066\u3044\u308b\u3082\u306e\u3067\u3042\u308b\u3002\u3057\u304b\u3057\uff0c\u516c\u958b\u9375\u6697\u53f7\u7814\u7a76\u306b\u304a\u3051\u308b\u8ca2\u732e\u306b\u3088\u3063\u3066\uff0c\u8fd1\u5e74\u8457\u3057\u304f\u9032\u5c55\u3057\u3066\u3044\u308b\u5206\u91ce\u3067\u3042\u308b\u305f\u3081\uff0c\u591a\u304f\u306e\u65e2\u5b58\u306e\u672c\u306e\u8a18\u8ff0\u306f\u4e00\u90e8\uff0c\u6642\u4ee3\u9045\u308c\u306b\u306a\u3063\u3066\u3044\u305f\u308a\uff0c\u4e0d\u5b8c\u5168\u306b\u306a\u3063\u3066\u3044\u305f\u308a\u3059\u308b\u3002\u6211\u3005\u306f\uff0c\u3053\u306e\u9032\u5316\u3057\u305f\u90e8\u5206\u306b\u3064\u3044\u3066\uff0c\u306a\u308b\u3079\u304f\u7c21\u6f54\u306b\u8a18\u8ff0\u3057\u3088\u3046\u3068\u8a66\u307f\u305f\u3002\u540c\u6642\u306b\uff0c\u5fc5\u305a\u3057\u3082\u3053\u306e\u5206\u91ce\u306b\u7cbe\u901a\u3057\u3066\u3044\u306a\u3044\u8aad\u8005\u306b\u3082\uff0c\u81ea\u5b66\u81ea\u7fd2\u304c\u3067\u304d\u308b\u3088\u3046\u306a\u81ea\u5df1\u5b8c\u7d50\u3057\u305f\u5165\u9580\u7de8\u3068\u306a\u308b\u3088\u3046\u5fc3\u304c\u3051\u305f\u3002
\n\u3000\u7b2c\u4e8c\u7ae0\u306f\uff0c\u30e2\u30b8\u30e5\u30e9\u30fc\u6f14\u7b97\u3068\uff26\uff26\uff34\uff0c\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u6f14\u7b97\u3078\u306e\u5fdc\u7528\u306b\u95a2\u3059\u308b\u3053\u3068\u3092\u6271\u3063\u3066\u3044\u308b\u3002\u3055\u307e\u3056\u307e\u306a\u6570\u306e\u8868\u73fe\u65b9\u6cd5\uff0c\u9ad8\u901f\u4e57\u7b97\u30fb\u9664\u7b97\u30fb\u3079\u304d\u4e57\u7b97\u6cd5\uff0c\u4e2d\u56fd\u5270\u4f59\u5b9a\u7406(CRT)\u306e\u4f7f\u7528\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8b70\u8ad6\u3057\u3066\u3044\u308b\u3002
\n\u3000\u7b2c\u4e09\u7ae0\u306f\u6d6e\u52d5\u5c0f\u6570\u70b9\u6f14\u7b97\u3092\u6271\u3046\u3002\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3067\u63d0\u4f9b\u3055\u308c\u3066\u3044\u308b\u7cbe\u5ea6(IEEE754 53\u30d3\u30c3\u30c8\u500d\u7cbe\u5ea6\u306a\u3069)\u3067\u306f\u4e0d\u5341\u5206\u306a\u5834\u5408\u306b\uff0c\u3088\u308a\u9ad8\u3044\u7cbe\u5ea6\u306e\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u6f14\u7b97\u3092\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3092\u8003\u3048\u308b\u3002\u3053\u306e\u7ae0\u3067\u6271\u3046\u306e\u306f\uff0cIEEE754\u898f\u683c\u3092\u4efb\u610f\u7cbe\u5ea6\u6d6e\u52d5\u5c0f\u6570\u70b9\u6f14\u7b97\u306b\u62e1\u5f35\u3057\u305f\uff0c”\u6b63\u78ba\u306a\u4e38\u3081”(Correctly Rounded)\u3092\u53ef\u80fd\u306b\u3059\u308b\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3067\u3042\u308b\u3002
\n\u3000\u7b2c\u56db\u7ae0\u3067\u306f\uff0c\u3079\u304d\u7d1a\u6570\u3084\u9023\u5206\u6570\u3067\u5b9a\u7fa9\u3055\u308c\u308b\uff0c\u4efb\u610f\u7cbe\u5ea6\u306e\u521d\u7b49\u95a2\u6570(sqrt, exp, ln, sin, cos\u306a\u3069)\u306e\u8a08\u7b97\u6cd5\u3092\u6271\u3046\u3002\u7279\u6b8a\u95a2\u6570\u306f\u81a8\u5927\u306a\u30dc\u30ea\u30e5\u30fc\u30e0\u306e\u3042\u308b\u30c6\u30fc\u30de\u306a\u306e\u3067\uff0c\u90e8\u5206\u7684\u306b\u53d6\u308a\u4e0a\u3052\u308b\u3060\u3051\u306b\u3057\u3066\u3042\u308b\u3002\u4efb\u610f\u7cbe\u5ea6\u8a08\u7b97\u306b\u76f8\u5fdc\u3057\u3044\uff0c\u9ad8\u6027\u80fd\u306a\u8a08\u7b97\u65b9\u6cd5\u306e\u307f\u306b\u96c6\u4e2d\u3057\u3066\u89e3\u8aac\u3057\u305f\u3002
\n\u3000\u6700\u7d42\u7ae0\u306f\uff0c\u5b9f\u88c5\u3055\u308c\u305f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\uff0c\u6709\u7528\u306aWeb\u30b5\u30a4\u30c8\u3084\u30e1\u30fc\u30ea\u30f3\u30b0\u30ea\u30b9\u30c8\u306a\u3069\u3092\u7d39\u4ecb\u3057\u3066\u3044\u308b\u3002\u6700\u7d42\u30da\u30fc\u30b8\u3067\u306f\uff0c\u6709\u7528\u306a”aide-memoir”\u3068\u306a\u308b\u3079\u304f\uff0c\u300c\u8a08\u7b97\u91cf\u306e\u307e\u3068\u3081\u300d\u3092\u884c\u3063\u3066\u3044\u308b\u3002
\n\u3000\u4ee5\u4e0a\u306e\u7ae0\u306f\uff0c\u305d\u308c\u305e\u308c\u7ae0\u3054\u3068\u306b\u81ea\u5df1\u5b8c\u7d50\u3057\u3066\u3044\u308b\u306e\u3067\uff0c\u3069\u3046\u3044\u3046\u9806\u756a\u3067\u8aad\u3093\u3067\u3082\u3089\u3063\u3066\u69cb\u308f\u306a\u3044\u3002\u4f8b\u3048\u3070\uff0c\u7b2c\u56db\u7ae0\u3092\u7b2c\u4e00\u7ae0\uff5e\u7b2c\u4e09\u7ae0\u3088\u308a\u5148\u306b\u8aad\u3080\u3053\u3068\u3082\u3067\u304d\u308b\u3057\uff0c\u3044\u3064\u3082\u7b2c\u4e94\u7ae0\u3060\u3051\u3092\u53c2\u7167\u3059\u308b\uff0c\u3068\u3044\u3046\u4f7f\u3044\u65b9\u3082\u3067\u304d\u308b\u3002Newton\u6cd5\u306e\u3088\u3046\u306b\uff0c\u3044\u304f\u3064\u304b\u306e\u30c8\u30d4\u30c3\u30af\u306f\uff0c\u8907\u6570\u306e\u7ae0\u3067\u7570\u306a\u308b\u53d6\u308a\u4e0a\u3052\u65b9\u3092\u3057\u3066\u3044\u305f\u308a\u3059\u308b\u3053\u3068\u3082\u3042\u308b\u3002\u307e\u305f\uff0c\u76f8\u4e92\u53c2\u7167\u306f\u5fc5\u8981\u306a\u5834\u6240\u3067\u9069\u5b9c\u884c\u3063\u3066\u3044\u308b\u3002
\n\u3000\u3042\u3048\u3066\u98db\u3070\u3057\u305f\u8a73\u7d30\u306b\u3064\u3044\u3066\u306f\uff0c\u53c2\u8003\u6587\u732e\u3068\u540c\u69d8\uff0c\u5404\u7ae0\u306e”Notes and References”\u3067\u305d\u306e\u60c5\u5831\u3078\u306e\u30dd\u30a4\u30f3\u30bf\u3092\u793a\u3057\u3066\u3042\u308b\u3002\u3067\u304d\u308b\u9650\u308a\u672c\u6587\u304c\u3059\u3063\u304d\u308a\u8aad\u3081\u308b\u3088\u3046\uff0c\u6ce8\u91c8\u3084\u53c2\u8003\u6587\u732e\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u306e\u3067\uff0c\u307b\u3068\u3093\u3069\u306e\u53c2\u8003\u6587\u732e\u306f”Notes and References”\u306e\u7bc0\u306b\u62bc\u3057\u8fbc\u3081\u3066\u3042\u308b\u3002
\n\u3000\u672c\u66f8\u306f\uff0c\u9ad8\u6027\u80fd\u306a\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u6f14\u7b97\u306e\u8a2d\u8a08\u306b\u8208\u5473\u306e\u3042\u308b\u4eba\u3060\u3051\u3067\u306a\u304f\uff0c\u3082\u3063\u3068\u4e00\u822c\u306e\u6570\u5024\u8a08\u7b97\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u9ad8\u6027\u80fd\u306b\u3057\u305f\u3044\u4eba\u3082\u5bfe\u8c61\u3068\u3057\u3066\u66f8\u304b\u308c\u3066\u3044\u308b\u3002\u8aad\u8005\u500b\u4eba\u304c\u597d\u304d\u306a\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u8a00\u8a9e\u3092\u4f7f\u3063\u3066\u5b9f\u88c5\u3067\u304d\u308b\u3088\u3046\uff0c\u3067\u304d\u308b\u3060\u3051\u62bd\u8c61\u5ea6\u3092\u4e0a\u3052\u3066\u8a18\u8ff0\u3057\uff0c\u5177\u4f53\u7684\u306b\uff0c\u7279\u5b9a\u30de\u30b7\u30f3\u306b\u4f9d\u5b58\u3059\u308b\u3088\u3046\u306a\u8a18\u8ff0\u306f\u907f\u3051\u305f\u3002\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u9806\u306e\u30ea\u30b9\u30c8\u306f\u7d22\u5f15\u306b\u8f09\u305b\u3066\u3042\u308b\u3002
\n\u3000\u672c\u66f8\u306f\u7279\u5225\uff0c\u6559\u79d1\u66f8\u3092\u610f\u56f3\u3057\u3066\u66f8\u304b\u308c\u305f\u3082\u306e\u3067\u306f\u306a\u3044\u306e\u3067\uff0c\u6570\u5b66\u5c02\u653b\uff0c\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u79d1\u5b66\u5c02\u653b\u306e\u5927\u5b66\u9662\u751f\u30ec\u30d9\u30eb\u3067\u306a\u3044\u3068\u96e3\u3057\u3044\u3088\u3046\u306b\u601d\u308f\u308c\u308b\u3002\u6271\u3063\u3066\u3044\u308b\u30c8\u30d4\u30c3\u30af\u3082\u9577\u3005\u3068\u89e3\u8aac\u3057\u305f\u308a\u305b\u305a\uff0c\u6f14\u7fd2\u554f\u984c\u3068\u3057\u3066\u5404\u7ae0\u306e\u6700\u5f8c\u306b\u307e\u3068\u3081\u3066\u3042\u308b\u304c\uff0c\u3053\u306e\u96e3\u6613\u5ea6\u306f\u6050\u308d\u3057\u3044\u307b\u3069\u5e45\u304c\u3042\u308a\uff0c\u7c21\u5358\u306a\u3082\u306e\u304b\u3089\uff0c\u3061\u3087\u3063\u3068\u3057\u305f\u7814\u7a76\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30ec\u30d9\u30eb\u306e\u3082\u306e\u307e\u3067\u3042\u308b\u304c\uff0c\u305d\u308c\u3092\u9806\u4f4d\u4ed8\u3051\u3057\u305f\u308a\u306f\u3057\u3066\u3044\u306a\u3044\u3002\u6f14\u7fd2\u554f\u984c\u306e\u89e3\u7b54\u3092\u77e5\u308a\u305f\u3051\u308c\u3070\uff0c\u8457\u8005\u3067\u3042\u308b\u6211\u3005\u306b\u9023\u7d61\u3092\u3057\u3066\u9802\u304d\u305f\u3044\u3002
\n\u3000\u30b3\u30e1\u30f3\u30c8\u3084\u30d0\u30b0\u306e\u5831\u544a\u306f\u3044\u3064\u3067\u3082\u6b53\u8fce\u3057\u305f\u3044\u3002\u8457\u8005\u306e\u3069\u3061\u3089\u304b\u306b\u9001\u3063\u3066\u9802\u3051\u308c\u3070\u5e78\u3044\u3067\u3042\u308b\u3002
\nRechard Brent
\nPaul Zimmermann
\n\u30ad\u30e3\u30f3\u30d9\u30e9\u3068\u30ca\u30f3\u30b7\u30fc\u306b\u3066
\n2010\u5e742\u6708
\n—————-
\n\u3000\u591a\u500d\u9577\u8a08\u7b97\u5411\u3051\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u672c\u3063\u3066\uff0c\u5c11\u306a\u3044\u3093\u3060\u3088\u306d\u30021.0\u3092\u697d\u3057\u307f\u306b\u5f85\u3061\u305f\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u3000\u73fe\u7269\u306f\u8457\u8005\u306e\u30da\u30fc\u30b8\u304b\u3089\u898b\u3066\u6b32\u3057\u3044\u3002\u4ee5\u4e0b\u306e\u524d\u66f8\u304d\u306f0.5.1\u7248\u304b\u3089\u306e\u8a33\u51fa\u3067\u3042\u308b\u3002 —————- \u307e\u3048\u304c\u304d \u3000\u672c\u66f8\u306f\u6570\u5024\u6f14\u7b97\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3068\uff0c\u73fe\u4ee3\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u4e0a … <\/p>\n

Continue reading “Preface in Japanese : R.P.Brent & P.Zimmermann, “Modern Computer Arithmetic” Ver.0.5.1″<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_crdt_document":"","_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[3],"tags":[],"class_list":["post-1521","post","type-post","status-publish","format-standard","hentry","category-3"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/na-inet.jp\/weblog2\/wp-json\/wp\/v2\/posts\/1521","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/na-inet.jp\/weblog2\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/na-inet.jp\/weblog2\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/na-inet.jp\/weblog2\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/na-inet.jp\/weblog2\/wp-json\/wp\/v2\/comments?post=1521"}],"version-history":[{"count":0,"href":"https:\/\/na-inet.jp\/weblog2\/wp-json\/wp\/v2\/posts\/1521\/revisions"}],"wp:attachment":[{"href":"https:\/\/na-inet.jp\/weblog2\/wp-json\/wp\/v2\/media?parent=1521"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/na-inet.jp\/weblog2\/wp-json\/wp\/v2\/categories?post=1521"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/na-inet.jp\/weblog2\/wp-json\/wp\/v2\/tags?post=1521"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}