[{"@context":"http:\/\/schema.org\/","@type":"BlogPosting","@id":"https:\/\/wiki.edu.vn\/all2jp\/wiki10\/archives\/19918#BlogPosting","mainEntityOfPage":"https:\/\/wiki.edu.vn\/all2jp\/wiki10\/archives\/19918","headline":"Sekantenverfahren-\u30a6\u30a3\u30ad\u30da\u30c7\u30a3\u30a2","name":"Sekantenverfahren-\u30a6\u30a3\u30ad\u30da\u30c7\u30a3\u30a2","description":"before-content-x4 \u305d\u306e\u4e2d\u3067 \u5272\u7dda \u3053\u308c\u306f\u3001\u4e2d\u4e16\u4ee5\u6765\u77e5\u3089\u308c\u3066\u3044\u308b\u30bf\u30a4\u30d7\u306e\u65b9\u7a0b\u5f0f\u306e\u8fd1\u4f3c\u306e\u6570\u5024\u624b\u9806\u3067\u3059 f \uff08 \u30d0\u30c4 \uff09\uff09 = 0 {displaystyle f\uff08x\uff09= 0} after-content-x4 \u3002\u95a2\u6570\u306e\u5c0e\u51fa\u3092\u8a08\u7b97\u3059\u308b\u5fc5\u8981\u304c\u306a\u3044\u305f\u3081\u3001\u30cb\u30e5\u30fc\u30c8\u30f3\u624b\u9806\u306e\u7c21\u7d20\u5316\u306b\u5bfe\u5fdc\u3057\u307e\u3059\u3002 2\u3064\u306e\u30dd\u30a4\u30f3\u30c8\u306e\u9593 p \uff08 \u30d0\u30c4 1|","datePublished":"2020-02-14","dateModified":"2020-02-14","author":{"@type":"Person","@id":"https:\/\/wiki.edu.vn\/all2jp\/wiki10\/archives\/author\/lordneo#Person","name":"lordneo","url":"https:\/\/wiki.edu.vn\/all2jp\/wiki10\/archives\/author\/lordneo","image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/44a4cee54c4c053e967fe3e7d054edd4?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/44a4cee54c4c053e967fe3e7d054edd4?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"Enzyklop\u00e4die","logo":{"@type":"ImageObject","@id":"https:\/\/wiki.edu.vn\/wiki4\/wp-content\/uploads\/2023\/08\/download.jpg","url":"https:\/\/wiki.edu.vn\/wiki4\/wp-content\/uploads\/2023\/08\/download.jpg","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/wikimedia.org\/api\/rest_v1\/media\/math\/render\/svg\/cf85883d74b75fe35ca8d3f2b44802df078e4fa1","url":"https:\/\/wikimedia.org\/api\/rest_v1\/media\/math\/render\/svg\/cf85883d74b75fe35ca8d3f2b44802df078e4fa1","height":"","width":""},"url":"https:\/\/wiki.edu.vn\/all2jp\/wiki10\/archives\/19918","wordCount":6640,"articleBody":"     (adsbygoogle = window.adsbygoogle || []).push({});before-content-x4\u305d\u306e\u4e2d\u3067 \u5272\u7dda \u3053\u308c\u306f\u3001\u4e2d\u4e16\u4ee5\u6765\u77e5\u3089\u308c\u3066\u3044\u308b\u30bf\u30a4\u30d7\u306e\u65b9\u7a0b\u5f0f\u306e\u8fd1\u4f3c\u306e\u6570\u5024\u624b\u9806\u3067\u3059 f \uff08 \u30d0\u30c4 \uff09\uff09 = 0 {displaystyle f\uff08x\uff09= 0}        (adsbygoogle = window.adsbygoogle || []).push({});after-content-x4\u3002\u95a2\u6570\u306e\u5c0e\u51fa\u3092\u8a08\u7b97\u3059\u308b\u5fc5\u8981\u304c\u306a\u3044\u305f\u3081\u3001\u30cb\u30e5\u30fc\u30c8\u30f3\u624b\u9806\u306e\u7c21\u7d20\u5316\u306b\u5bfe\u5fdc\u3057\u307e\u3059\u3002 2\u3064\u306e\u30dd\u30a4\u30f3\u30c8\u306e\u9593 p \uff08 \u30d0\u30c4 1| f \uff08 \u30d0\u30c4 1\uff09\uff09 \uff09\uff09 {displaystyle P\uff08x_ {1} | f\uff08x_ {1}\uff09} \u3068        (adsbygoogle = window.adsbygoogle || []).push({});after-content-x4Q \uff08 \u30d0\u30c4 2| f \uff08 \u30d0\u30c4 2\uff09\uff09 \uff09\uff09 {displaystyle q\uff08x_ {2} | f\uff08x_ {2}\uff09}} \u95a2\u6570 f {displaystyle f} 2\u3064\u76ee\u304c\u914d\u7f6e\u3055\u308c\u307e\u3059\u3002\u30bb\u30ab\u30f3\u30c8\u3068\u306e\u4ea4\u5dee\u70b9 \u30d0\u30c4 {displaystyle x} -een\u306f\u6539\u5584\u3055\u308c\u305f\u958b\u59cb\u5024\u3067\u3059 \u30d0\u30c4 3{displaystyle x_ {3}} \u53cd\u5fa9\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u306e\u52a9\u3051\u3092\u501f\u308a\u3066        (adsbygoogle = window.adsbygoogle || []).push({});after-content-x4\u30d0\u30c4 3{displaystyle x_ {3}} \u65b0\u3057\u3044\u6a5f\u80fd\u5024\u306b\u306a\u308a\u307e\u3059 f \uff08 \u30d0\u30c4 3\uff09\uff09 {displaystyle f\uff08x_ {3}\uff09} \u8a08\u7b97\u3002\u3068 f \uff08 \u30d0\u30c4 3\uff09\uff09 {displaystyle f\uff08x_ {3}\uff09} \u305d\u3057\u3066\u53e4\u3044\u4fa1\u5024 f \uff08 \u30d0\u30c4 2\uff09\uff09 {displaystyle f\uff08x_ {2}\uff09} \u3053\u306e\u30b9\u30c6\u30c3\u30d7\u306f\u7e70\u308a\u8fd4\u3055\u308c\u3001\u3082\u30461\u79d2\u3067\u3059\u3002\u3053\u306e\u30b9\u30c6\u30c3\u30d7\u306f\u3001\u30bc\u30ed\u306e\u30bc\u30ed\u30dd\u30a4\u30f3\u30c8\u306e\u5341\u5206\u306a\u8fd1\u4f3c\u306b\u9054\u3059\u308b\u307e\u3067\u7e70\u308a\u8fd4\u3055\u308c\u307e\u3059\u3002 Table of Contents\u30b0\u30e9\u30d5\u4e0a\u306e\u69cb\u9020 [ \u7de8\u96c6 | \u30bd\u30fc\u30b9\u30c6\u30ad\u30b9\u30c8\u3092\u7de8\u96c6\u3057\u307e\u3059 ] \u30cb\u30e5\u30fc\u30c8\u30f3\u30d7\u30ed\u30bb\u30b9\u3068\u306e\u63a5\u7d9a [ \u7de8\u96c6 | \u30bd\u30fc\u30b9\u30c6\u30ad\u30b9\u30c8\u3092\u7de8\u96c6\u3057\u307e\u3059 ] \u53ce\u675f [ \u7de8\u96c6 | \u30bd\u30fc\u30b9\u30c6\u30ad\u30b9\u30c8\u3092\u7de8\u96c6\u3057\u307e\u3059 ] \u624b\u9806\u306e\u5229\u70b9 [ \u7de8\u96c6 | \u30bd\u30fc\u30b9\u30c6\u30ad\u30b9\u30c8\u3092\u7de8\u96c6\u3057\u307e\u3059 ] \u30b0\u30e9\u30d5\u4e0a\u306e\u69cb\u9020 [ \u7de8\u96c6 | \u30bd\u30fc\u30b9\u30c6\u30ad\u30b9\u30c8\u3092\u7de8\u96c6\u3057\u307e\u3059 ] \u6b21\u306e\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u30b9\u30bf\u30fc\u30c8\u5024\u3092\u3069\u306e\u3088\u3046\u306b\u4f7f\u7528\u3059\u308b\u304b\u3092\u793a\u3057\u3066\u3044\u307e\u3059 \u30d0\u30c4 1{displaystyle x_ {1}} \u3068 \u30d0\u30c4 2{displaystyle x_ {2}} \u4ed6\u306e\u30dd\u30a4\u30f3\u30c8\u304c\u69cb\u7bc9\u3055\u308c\u3066\u3044\u307e\u3059\u3002 \u624b\u9806\u3067\u306f\u3001\u6b21\u306e\u53cd\u5fa9\u898f\u5247\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002 xn+1= xn –  xn\u2212xn\u22121f(xn)\u2212f(xn\u22121)de f \uff08 xn\uff09\uff09 {displaystyle x_ {n+1} = x_ {n}  –  {frac {x_ {n} -x_ {n-1}} {f\uff08x_ {n}\uff09 –  f\uff08x_ {n-1}\uff09}} cdot f\uff08x_ {n}\uff09}}}}}}}}}}}}}} 2\u3064\u306e\u8fd1\u4f3c\u5024 \u30d0\u30c4 0\u3001 \u30d0\u30c4 1{displaystyle x_ {0}\u3001x_ {1}} \u59cb\u307e\u3063\u305f\u3002 Regula falsi\u306e\u624b\u9806\u3068\u306f\u5bfe\u7167\u7684\u3067\u3059 \u30d0\u30c4 n{displaystyle x_ {n}} \u3068 \u30d0\u30c4 n+1{displaystyle x_ {n+1}} \u5618\u3002 \u30cb\u30e5\u30fc\u30c8\u30f3\u30d7\u30ed\u30bb\u30b9\u3068\u306e\u63a5\u7d9a [ \u7de8\u96c6 | \u30bd\u30fc\u30b9\u30c6\u30ad\u30b9\u30c8\u3092\u7de8\u96c6\u3057\u307e\u3059 ] \u624b\u9806\u306f\u3001\u53cd\u5fa9\u898f\u5236\u3067\u30cb\u30e5\u30fc\u30c8\u30f3\u8fd1\u4f3c\u30d7\u30ed\u30bb\u30b9\u306e\u5909\u66f4\u3068\u3057\u3066\u5909\u66f4\u3067\u304d\u307e\u3059 xn+1= xn –  f(xn)f\u2032(xn){displaystyle x_ {n+1} = x_ {n}  –  {frac {f\uff08x_ {n}\uff09} {f ‘\uff08x_ {n}\uff09}}}}}}}} \u6d3e\u751f\u3092\u53d6\u308a\u307e\u3059 f ‘ \uff08 \u30d0\u30c4 n\uff09\uff09 {displaystyle f ‘\uff08x_ {n}\uff09} \u9055\u3044\u306e\u5546\u3092\u901a\u3057\u3066 f\u2032\uff08 xn\uff09\uff09 \u2248 f(xn)\u2212f(xn\u22121)xn\u2212xn\u22121{displaystyle f ‘\uff08x_ {n}\uff09amptx {frac {f\uff08x_ {n}\uff09-f\uff08x_ {n-1}\uff09} {x_ {n} -x_ {n-1}}}}}} \u4ea4\u63db\u3002 \u53ce\u675f [ \u7de8\u96c6 | \u30bd\u30fc\u30b9\u30c6\u30ad\u30b9\u30c8\u3092\u7de8\u96c6\u3057\u307e\u3059 ] \u30cb\u30e5\u30fc\u30c8\u30f3\u624b\u9806\u3068\u306e\u95a2\u4fc2\u306b\u3088\u308a\u3001\u540c\u69d8\u306e\u6761\u4ef6\u304cSEKANT\u624b\u9806\u306e\u53ce\u675f\u306b\u9069\u7528\u3055\u308c\u307e\u3059\u3002 SEKANT\u624b\u9806\u306f\u3001\u53ce\u675f\u9806\u5e8f\u3068\u30b9\u30fc\u30d1\u30fc\u30ea\u30cb\u30a2\u3092\u53ce\u675f\u3055\u305b\u307e\u3059 \u30d5\u30a1\u30a4 = 1+52\u2248 1.618 {displaystyle phi = {tfrac {1+ {sqrt {5}}} {2}}\u7d041 {\u3001} 618} \uff08\u3053\u308c\u306f\u30b4\u30fc\u30eb\u30c7\u30f3\u30ab\u30c3\u30c8\u306e\u6bd4\u7387\u306b\u5bfe\u5fdc\u3057\u307e\u3059\uff09\u3001\u3064\u307e\u308aH.\u8fd1\u4f3c\u5024\u306e\u6b63\u3057\u3044\u9818\u57df\u306e\u6570\u306f\u3001\u30e9\u30a6\u30f3\u30c9\u3042\u305f\u308a\u306e\u4fc2\u6570\u306b\u307b\u307c\u5897\u52a0\u3057\u307e\u3059 \u30d5\u30a1\u30a4 {displaystylephi} \u3002\u3053\u308c\u306f\u3001\u5dee\u5206\u5546\u304c\u5c0e\u51fa\u306e\u8fd1\u4f3c\u306b\u3059\u304e\u306a\u3044\u3068\u3044\u3046\u4e8b\u5b9f\u306b\u3088\u308b\u3082\u306e\u3067\u3059\u3002\u53ce\u675f\u901f\u5ea6\u306f\u3001\u6b63\u65b9\u5f62\u306e\u53ce\u675f\u6027\u30cb\u30e5\u30fc\u30c8\u30f3\u30d7\u30ed\u30bb\u30b9\u3068\u6bd4\u8f03\u3057\u3066\u305d\u308c\u306b\u5fdc\u3058\u3066\u4f4e\u304f\u306a\u3063\u3066\u3044\u307e\u3059\u3002 \u95a2\u6570\u3067\u5341\u5206\u3067\u3059 f {displaystyle f} \u5b9a\u7fa9\u9818\u57df\u3067\u306f\u5b89\u5b9a\u3057\u3066\u304a\u308a\u3001\u30bc\u30ed\u30dd\u30a4\u30f3\u30c8\u304c1\u3064\u3060\u3051\u3067\u3059\u3002 \u6d3e\u751f\u306e\u5834\u5408\u3001\u624b\u9806\u306f\u7cbe\u5ea6\u3068\u53ce\u675f\u901f\u5ea6\u3092\u5931\u3044\u307e\u3059 f\u2032\uff08 \u30d0\u30c4 \uff09\uff09 {displaystyle f ‘\uff08x\uff09} \u30bc\u30ed\u30dd\u30a4\u30f3\u30c80\u306b\u3001\u8a08\u7b97\u306f\u30d5\u30a9\u30fc\u30e0\u306e\u5f0f\u3067\u3042\u308b\u305f\u3081\u3001 xn+1= xn –  00de f \uff08 xn\uff09\uff09 {displaystyle x_ {n+1} = x_ {n}  –  {tfrac {0} {0}} cdot f\uff08x_ {n}\uff09} \u7d50\u679c\u3002\u3053\u308c\u306f\u3001\u7279\u306b\u30dd\u30ea\u30ce\u30e0\u3067\u306f\u8907\u6570\u306e\u30bc\u30ed\u30dd\u30a4\u30f3\u30c8\u306b\u5bfe\u5fdc\u3057\u307e\u3059\u3002 f(xn)\u2212f(xn\u22121)xn\u2212xn\u22121{displaystyle {frac {f\uff08x_ {n}\uff09 –  f\uff08x_ {n-1}\uff09} {x_ {n} -x_ {n-1}}}}}}} \u6841\u3092\u30d5\u30a9\u30fc\u30e00\/0\u306b\u7d76\u6ec5\u3055\u305b\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u30bc\u30ed\u30dd\u30a4\u30f3\u30c8\u3078\u306e\u8fd1\u4f3c\u304c\u5897\u52a0\u3057\u307e\u3059\u3002\u624b\u9806\u81ea\u4f53\u306f\u30bc\u30ed\u30dd\u30a4\u30f3\u30c8\u306e\u63a8\u5b9a\u5024\u3092\u6539\u5584\u3057\u7d9a\u3051\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u30bc\u30ed\u30dd\u30a4\u30f3\u30c8\u8fd1\u304f\u306e\u3053\u306e\u5229\u76ca\u306e\u5b9f\u969b\u306e\u8a08\u7b97\u306f\u3001\u4e38\u3081\u30a8\u30e9\u30fc\u3092\u5897\u3084\u3059\u3053\u3068\u3067\u88dc\u511f\u3055\u308c\u307e\u3059\u3002\u539f\u5247\u3068\u3057\u3066\u3001\u3053\u308c\u306fSEKANT\u624b\u9806\u3067\u6709\u9650\u306e\u30b8\u30e7\u30d6\u756a\u53f7\u3092\u6301\u3064\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u3067\u306f\u9054\u6210\u3067\u304d\u307e\u305b\u3093\u3002 \u624b\u9806\u306e\u5229\u70b9 [ \u7de8\u96c6 | \u30bd\u30fc\u30b9\u30c6\u30ad\u30b9\u30c8\u3092\u7de8\u96c6\u3057\u307e\u3059 ] \u30cb\u30e5\u30fc\u30c8\u30f3\u306e\u30d7\u30ed\u30bb\u30b9\u3088\u308a\u3082\u3044\u304f\u3064\u304b\u306e\u5229\u70b9\u304c\u3042\u308a\u307e\u3059\u3002 \u95a2\u6570\u5024\u306e\u307f\u3092\u8a08\u7b97\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30cb\u30e5\u30fc\u30c8\u30f3\u306e\u767b\u5834\u3068\u306f\u5bfe\u7167\u7684\u306b\u3001\u4efb\u610f\u306e\u5341\u5206\u306b\u6ed1\u3089\u304b\u306a\u95a2\u6570\u306e\u30bc\u30ed\u30dd\u30a4\u30f3\u30c8\u306f\u3001\u6d3e\u751f\u306e\u77e5\u8b58\u3084\u8a08\u7b97\u306a\u3057\u306b\u8a08\u7b97\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002 \u552f\u4e00\u306e\u6a5f\u80fd\u5024\u306f\u5fc5\u8981\u3067\u3059 f \uff08 \u30d0\u30c4 \uff09\uff09 {displaystyle f\uff08x\uff09} \u4e00\u5ea6\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002\u30cb\u30e5\u30fc\u30c8\u30f3\u624b\u9806\u306e\u5834\u5408\u3001\u5c0e\u51fa\u306e\u6a5f\u80fd\u5024\u3082 f\u2032\uff08 \u30d0\u30c4 \uff09\uff09 {displaystyle f ‘\uff08x\uff09} \u6c7a\u5b9a\u3055\u308c\u307e\u3059\u3002 2\u3064\u306e\u958b\u59cb\u5024\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001Sekant\u306e\u65b9\u5411\u306f2\u3064\u306e\u958b\u59cb\u5024\u306b\u3088\u3063\u3066\u6307\u5b9a\u3055\u308c\u308b\u305f\u3081\u3001\u624b\u9806\u306f\u7279\u5b9a\u306e\u9593\u9694\u306b\u3088\u308a\u3088\u304f\u96c6\u4e2d\u3067\u304d\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u53ce\u675f\u3092\u5f37\u5236\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002 \u591a\u6b21\u5143\u306e\u30cb\u30e5\u30fc\u30c8\u30f3\u624b\u9806\u306b\u985e\u4f3c\u3057\u3066\u3001\u6a5f\u80fd\u306e\u4f4d\u7f6e\u3092\u30bc\u30ed\u306b\u3059\u308b\u305f\u3081\u306b\u3001\u591a\u6b21\u5143\u30bb\u30ab\u30f3\u30c8\u624b\u9806\u3092\u5b9a\u7fa9\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002 f \uff1a d \u2282 Rn\u2192 Rn{displaystyle fcolon dsubset mathbb {r} ^{n} to mathbb {r} ^{n}} \u6c7a\u5b9a\u3059\u308b\u3002 \u5dee\u306b\u3088\u308b\u6d3e\u751f\u304c1\u6b21\u5143\u3067\u3088\u308a\u8fd1\u4f3c\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3001Jacobi\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u306f\u591a\u6b21\u5143\u3067\u3088\u308a\u8fd1\u4f3c\u3055\u308c\u3066\u3044\u307e\u3059\u3002 j \uff08 \u30d0\u30c4 \uff09\uff09 \uff1a= \u2202fi\u2202xj= (\u2202f1\u2202x1\u2202f1\u2202x2\u2026\u2202f1\u2202xn\u2202f2\u2202x1\u2202f2\u2202x2\u2026\u2202f2\u2202xn\u22ee\u22ee\u22f1\u22ee\u2202fn\u2202x1\u2202fn\u2202x2\u2026\u2202fn\u2202xn)\u2248 J~\uff08 \u30d0\u30c4 \u3001 h \uff09\uff09 = \uff08 f \uff08 \u30d0\u30c4 \u3001 h )jk)j,k\u2208{1,\u2026,n}{displaystyle j\uff08x\uff09\uff1a= {frac {partial f_ {i}} {partial x_ {j}}} = {begin {pmatrix} {frac} {partial f_ {1}} {partial x_ {1}}}}}}}} {{{partial f_ {1} {1} { dots\uff06{frac {partial f_ {1}} {partial x_ {n}}} \\ {frac {partial f_ {2}}} {frac {partial f_ {2}} {partial f_ {2}} {partial x_ {2}}}} {partial ff ff}} {{2}} {{2}} {{2}}} } {partial x_ {n}}} \\ vdots\uff06vdots\uff06ddots\uff06vdots \\ {frac {partial f_ {n}}}}\uff06{frac {partial f_ {n}}} {partial f_ {n}} {partial x_ {2} {partial ff}}} {partial {partial x_ {n}}} end {pmatrix}} compx {tilde {j}}\uff08x\u3001h\uff09=\uff08f\uff08x\u3001h\uff09_ {jk}\uff09_ {j\u3001kin {1\u3001dotsc\u3001n}}}}}} \u3001 \u3057\u305f\u304c\u3063\u3066 f \uff08 \u30d0\u30c4 \u3001 h \uff09\uff09 jk{displaystyle f\uff08x\u3001h\uff09_ {jk}} \u7279\u5b9a\u306e\u30b9\u30c6\u30c3\u30d7\u5e45\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u306b h \u2208 Rn\u00d7n{displaystyle hin mathbb {r} ^{ntimes n}} \u5b9a\u7fa9\u3055\u308c\u3066\u3044\u307e\u3059\uff1a f \uff08 \u30d0\u30c4 \u3001 h )jk\uff1a= {\u2202fj\u2202xk(x),falls\u00a0hjk=0fj(x+hjkek)\u2212fj(x)hjk,sonst{displaystyle f\uff08x\u3001h\uff09_ {jk}\uff1a= {begin {cases} {frac {partial f_ {j}} {partial x_ {k}\uff08x\uff09}}}}}}}}}}}}} f_ {j}\uff08x\uff09} {h_ {jk}}}\u3001\uff06{text {sonst}} end {cases}}}} \u3001 \u63d0\u4f9b\u3055\u308c\u305f \u30d0\u30c4 \u3001 \u30d0\u30c4 + hjkek\u2208 d {displaystyle x\u3001x+h_ {jk} e_ {k} in d} \u306f\u3002 \u73fe\u5728\u3001\u30cb\u30e5\u30fc\u30c8\u30f3\u306e\u624b\u9806\u306b\u985e\u4f3c\u3057\u3066\u3001\u6b21\u306e\u53cd\u5fa9\u306b\u3088\u308a\uff1a xn+1= xn –  \uff08 J~\uff08 xn\u3001 h \uff09\uff09 )\u22121de f \uff08 xn\uff09\uff09 {displaystyle x_ {n+1} = x_ {n}  – \uff08{tilte {j}}\uff08x_ {n}\u3001h\uff09\uff09^{-1} cdot f\uff08x_ {n}\uff09}}} \u306e\u7de9\u307f\u4ee5\u6765 d xn\uff1a= \uff08 J~\uff08 xn\u3001 h \uff09\uff09 )\u22121f \uff08 xn\uff09\uff09 \u3001 {displaystyle delta x_ {n}\uff1a=\uff08{tilte {j}}\uff08x_ {n}\u3001h\uff09\uff09^{ –  1} f\uff08x_ {n}\uff09;\u3001} \u30de\u30c8\u30ea\u30c3\u30af\u30b9\u306e\u9006\u3092\u8a08\u7b97\u3057\u3001\u305d\u308c\u306b\u7d9a\u304f\u4e57\u7b97\u3092 f \uff08 \u30d0\u30c4 n\uff09\uff09 {displaystyle f\uff08x_ {n}\uff09} \u4ee3\u308f\u308a\u306b\u3001\u65b9\u7a0b\u5f0f\u306e\u7dda\u5f62\u7cfb\u306f\u3088\u308a\u8907\u96d1\u3067\u6570\u5024\u7684\u306b\u597d\u307e\u3057\u304f\u3042\u308a\u307e\u305b\u3093 J~\uff08 xn\u3001 h \uff09\uff09 d xn= f \uff08 xn\uff09\uff09 {displaystyle {tilde {j}}\uff08x_ {n}\u3001h\uff09; delta x_ {n} = f\uff08x_ {n}\uff09} \u89e3\u6c7a\u3057\u305f\u3002\u305d\u308c\u304b\u3089\u3042\u306a\u305f\u306f\u5f97\u307e\u3059 \u30d0\u30c4 n+1{displaystyle x_ {n+1}} Out Out\uff1a xn+1= xn –  d xn\u3002 {displaystyle x_ {n+1} = x_ {n} -delta x_ {n}\u3002} \u30de\u30fc\u30c6\u30a3\u30f3\u30fb\u30cf\u30f3\u30b1\u30fb\u30d6\u30eb\u30b8\u30e7\u30a2\uff1a \u6570\u5024\u6570\u5b66\u3068\u79d1\u5b66\u7684\u7b97\u8853\u306e\u57fa\u790e\u3002 \u7b2c1\u7248\u3002 Teubner\u3001Stuttgart 2002\u3001ISBN 3-519-00356-2\u3001\u7b2c18.2\u7ae0\u3002 \u30de\u30fc\u30c6\u30a3\u30f3\u30fb\u30d8\u30eb\u30de\u30f3\uff1a \u6570\u5024\u6570\u5b66\u3001\u30dc\u30ea\u30e5\u30fc\u30e01\uff1a\u4ee3\u6570\u554f\u984c \u3002\u7b2c4\u3001\u6539\u8a02\u304a\u3088\u3073\u62e1\u5f35\u7248\u3002 Walter de Gruyter Verlag\u3001\u30d9\u30eb\u30ea\u30f3\u3001\u30dc\u30b9\u30c8\u30f32020\u3002ISBN978-3-11-065665-7\u3002       (adsbygoogle = window.adsbygoogle || []).push({});after-content-x4"},{"@context":"http:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"item":{"@id":"https:\/\/wiki.edu.vn\/all2jp\/wiki10\/#breadcrumbitem","name":"Enzyklop\u00e4die"}},{"@type":"ListItem","position":2,"item":{"@id":"https:\/\/wiki.edu.vn\/all2jp\/wiki10\/archives\/19918#breadcrumbitem","name":"Sekantenverfahren-\u30a6\u30a3\u30ad\u30da\u30c7\u30a3\u30a2"}}]}]