[{"@context":"http:\/\/schema.org\/","@type":"BlogPosting","@id":"https:\/\/wiki.edu.vn\/all2jp\/wiki10\/archives\/9320#BlogPosting","mainEntityOfPage":"https:\/\/wiki.edu.vn\/all2jp\/wiki10\/archives\/9320","headline":"\u7dda\u5f62\u5316 – \u30a6\u30a3\u30ad\u30da\u30c7\u30a3\u30a2","name":"\u7dda\u5f62\u5316 – \u30a6\u30a3\u30ad\u30da\u30c7\u30a3\u30a2","description":"before-content-x4 \u306e\u4e2d\u306b \u7dda\u5f62\u5316 \u975e\u7dda\u5f62\u95a2\u6570\u307e\u305f\u306f\u975e\u7dda\u5f62\u5fae\u5206\u65b9\u7a0b\u5f0f\u306f\u3001\u7dda\u5f62\u95a2\u6570\u307e\u305f\u306f\u7dda\u5f62\u5fae\u5206\u65b9\u7a0b\u5f0f\u306b\u3088\u3063\u3066\u8fd1\u4f3c\u3055\u308c\u307e\u3059\u3002\u7dda\u5f62\u95a2\u6570\u307e\u305f\u306f\u7dda\u5f62\u5fae\u5206\u65b9\u7a0b\u5f0f\u3092\u7c21\u5358\u306b\u8a08\u7b97\u3067\u304d\u308b\u305f\u3081\u3001\u7dda\u5f62\u5316\u304c\u4f7f\u7528\u3055\u308c\u3001\u7406\u8ad6\u306f\u975e\u7dda\u5f62\u30b7\u30b9\u30c6\u30e0\u306e\u62e1\u5f35\u3088\u308a\u3082\u5e83\u7bc4\u56f2\u306b\u53ca\u3076\u305f\u3081\u3067\u3059\u3002 \u63a5\u7dda\u3068 f \uff08 \u30d0\u30c4 \uff09\uff09 = \u7f6a \u2061 \uff08 \u30d0\u30c4 \uff09\uff09 {displaystyle f\uff08x\uff09= sin\uff08x\uff09} after-content-x4 \uff1a","datePublished":"2023-10-10","dateModified":"2023-10-10","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:\/\/upload.wikimedia.org\/wikipedia\/commons\/thumb\/6\/61\/Tangenten.png\/220px-Tangenten.png","url":"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/thumb\/6\/61\/Tangenten.png\/220px-Tangenten.png","height":"174","width":"220"},"url":"https:\/\/wiki.edu.vn\/all2jp\/wiki10\/archives\/9320","wordCount":9613,"articleBody":"     (adsbygoogle = window.adsbygoogle || []).push({});before-content-x4\u306e\u4e2d\u306b \u7dda\u5f62\u5316 \u975e\u7dda\u5f62\u95a2\u6570\u307e\u305f\u306f\u975e\u7dda\u5f62\u5fae\u5206\u65b9\u7a0b\u5f0f\u306f\u3001\u7dda\u5f62\u95a2\u6570\u307e\u305f\u306f\u7dda\u5f62\u5fae\u5206\u65b9\u7a0b\u5f0f\u306b\u3088\u3063\u3066\u8fd1\u4f3c\u3055\u308c\u307e\u3059\u3002\u7dda\u5f62\u95a2\u6570\u307e\u305f\u306f\u7dda\u5f62\u5fae\u5206\u65b9\u7a0b\u5f0f\u3092\u7c21\u5358\u306b\u8a08\u7b97\u3067\u304d\u308b\u305f\u3081\u3001\u7dda\u5f62\u5316\u304c\u4f7f\u7528\u3055\u308c\u3001\u7406\u8ad6\u306f\u975e\u7dda\u5f62\u30b7\u30b9\u30c6\u30e0\u306e\u62e1\u5f35\u3088\u308a\u3082\u5e83\u7bc4\u56f2\u306b\u53ca\u3076\u305f\u3081\u3067\u3059\u3002  \u63a5\u7dda\u3068 f \uff08 \u30d0\u30c4 \uff09\uff09 = \u7f6a \u2061 \uff08 \u30d0\u30c4 \uff09\uff09 {displaystyle f\uff08x\uff09= sin\uff08x\uff09}        (adsbygoogle = window.adsbygoogle || []).push({});after-content-x4\uff1a \u9752        (adsbygoogle = window.adsbygoogle || []).push({});after-content-x4x0= 0 \u3001 {displaystyle x_ {0} = 0\u3001} \u7dd1 x0= 3\u22c5\u03c04{displaystyle x_ {0} = {tfrac {3cdot pi} {4}}}}} \u7dda\u5f62\u5316\u306e\u6700\u3082\u5358\u7d14\u306a\u30d7\u30ed\u30bb\u30b9\u306f\u3001\u30b0\u30e9\u30d5\u306b\u63a5\u7dda\u3092\u63cf\u304f\u3053\u3068\u3067\u3059\u3002\u305d\u306e\u5f8c\u3001\u63a5\u7dda\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u8aad\u307f\u53d6\u308a\u3001\u7d50\u679c\u3068\u3057\u3066\u751f\u3058\u308b\u7dda\u5f62\u95a2\u6570\uff08\u76f4\u7dda\u306e\u30b9\u30b3\u30a2\uff09\u3092\u8aad\u307f\u53d6\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\uff09 \u3068 t= f \uff08 \u30d0\u30c4 0\uff09\uff09 + dfdx|x0de \uff08 \u30d0\u30c4  –  \u30d0\u30c4 0\uff09\uff09 {displaystyle y_ {t} = f\uff08x_ {0}\uff09+{frac {mathrm {d} f} {mathrm {d} x}} {bigg |} _ {x_ {0}} cdot\uff08x-x_ {0}}}} _ {x_ {0}} \u30dd\u30a4\u30f3\u30c8\u5468\u8fba\u306e\u5143\u306e\u95a2\u6570        (adsbygoogle = window.adsbygoogle || []).push({});after-content-x4\u30d0\u30c4 0 {displaystyle x_ {0}} \u3002\u3042\u308b dfdx|x0{displaystyle {tfrac {mathrm {d} f} {mathrm {d} x}} {bigg |} _ {x_ {0}}}} \u30dd\u30a4\u30f3\u30c8\u3067\u306e\u767b\u5c71 \u30d0\u30c4 0 {displaystyle x_ {0}} \u3002 \u95a2\u6570\u304c\u5206\u6790\u5f62\u5f0f\u306e\u5834\u5408\u3001\u63a5\u7dda\u306e\u65b9\u7a0b\u5f0f\u3092\u76f4\u63a5\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002 \u8fd1\u4f3c\u306e\u76f8\u5bfe\u8aa4\u5dee\u306f\u3067\u3059 f \uff08 \u30d0\u30c4 \uff09\uff09 = |f(x)\u2212yt(x)f(x)|{displaystyle f\uff08x\uff09= {bigg |} {frac {f\uff08x\uff09-y_ {t}\uff08x\uff09} {f\uff08x\uff09}} {bigg |}}} \u95a2\u6570\u7528 f \uff08 \u30d0\u30c4 \uff09\uff09 = \u7f6a \u2061 \uff08 \u30d0\u30c4 \uff09\uff09 {displaystyle f\uff08x\uff09= sin\uff08x\uff09} \u305f\u3068\u3048\u3070\u3001\u9069\u7528\u3057\u307e\u3059\uff1a \u3068 \uff08 \u30d0\u30c4 \uff09\uff09 = \u7f6a \u2061 \uff08 \u30d0\u30c4 0\uff09\uff09 + cos \u2061 \uff08 \u30d0\u30c4 0\uff09\uff09 de \uff08 \u30d0\u30c4  –  \u30d0\u30c4 0\uff09\uff09 {displaystyle y\uff08x\uff09= sin\uff08x_ {0}\uff09+cos\uff08x_ {0}\uff09cdot\uff08x-x_ {0}\uff09} \u63a5\u7dda\u306e\u6c7a\u5b9a\u306f\u3001\u8fd1\u4f3c\u3059\u308b\u95a2\u6570\u306e\u30c6\u30a4\u30e9\u30fc\u591a\u9805\u5f0f\u306e\u7dda\u5f62\u80a2\u306e\u6c7a\u5b9a\u306b\u5bfe\u5fdc\u3057\u307e\u3059\u3002 \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u7dda\u5f62\u30b7\u30b9\u30c6\u30e0\u306b\u3088\u308b\u975e\u7dda\u5f62\u30b7\u30b9\u30c6\u30e0\u306e\u8fd1\u4f3c\u306e\u305f\u3081\u306b\u3001\u96fb\u6c17\u5de5\u5b66\u304a\u3088\u3073\u5236\u5fa1\u6280\u8853\u3067\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5206\u6790\u306e\u7d50\u679c\u306f\u3001\u65b9\u7a0b\u5f0f\u306e\u975e\u7dda\u5f62\u30b7\u30b9\u30c6\u30e0\u3067\u3042\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u7279\u5b9a\u306e\u6761\u4ef6\u4e0b\u3067\u65b9\u7a0b\u5f0f\u306e\u7dda\u5f62\u30b7\u30b9\u30c6\u30e0\u306b\u5909\u63db\u3067\u304d\u307e\u3059\u3002\u552f\u4e00\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u7dda\u5f62\u5316\u306e\u6700\u3082\u5358\u7d14\u306a\u65b9\u6cd5\u306f\u30011\u3064\u306e\u4f5c\u696d\u30dd\u30a4\u30f3\u30c8\u306e\u7dda\u5f62\u5316\u3067\u3059\uff08\u7565\u3057\u3066\u300cAP\u300d\u306e\u5834\u5408\uff09\u3002\u3053\u308c\u306e\u307f\u3092\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u8aac\u660e\u3057\u307e\u3059\u3002 \u4e57\u7b97\u306e\u7dda\u5f62\u5316 [ \u7de8\u96c6 | \u30bd\u30fc\u30b9\u30c6\u30ad\u30b9\u30c8\u3092\u7de8\u96c6\u3057\u307e\u3059 ] \u4fe1\u53f7\u6d41\u4f53\u8a08\u753b\u3067\u306f\u3001\u8907\u96d1\u306a\u30b7\u30b9\u30c6\u30e0\u306f\u3001\u6570\u5b66\u30e2\u30c7\u30eb\u3092\u5b9a\u6027\u7684\u306b\u8996\u899a\u5316\u3059\u308b\u306e\u306b\u5f79\u7acb\u3064\u30d6\u30ed\u30c3\u30af\u753b\u50cf\u3067\u8868\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u3053\u306e\u4fe1\u53f7\u6d41\u4f53\u8a08\u753b\u306b\u4e57\u7b97\u30dd\u30a4\u30f3\u30c8\u304c\u3042\u308b\u5834\u5408\u3001\u7dda\u5f62\u5316\u306b\u3088\u308a\u6dfb\u52a0\u70b9\u306b\u5909\u63db\u3067\u304d\u307e\u3059\u3002 \u4ee5\u4e0b\u3067\u306f\u3001\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044 \u3068 {displaystyle y} 2\u3064\u306e\u6570\u5b57\u306e\u7a4d \u30d0\u30c4 \u521d\u3081 {displaystyle x_ {1}} \u3068 \u30d0\u30c4 2 {displaystyle x_ {2}} \uff1a \u3068 = \u30d0\u30c4 1de \u30d0\u30c4 2{displaystyle y = x_ {1} cdot x_ {2}} \u30ef\u30fc\u30ad\u30f3\u30b0\u30dd\u30a4\u30f3\u30c8\u3067\u306f\u3001\u4e57\u7b97\u3092\u7dda\u5f62\u5316\u3067\u304d\u307e\u3059 \u30d0\u30c4 \u521d\u3081 {displaystyle x_ {1}} \u8077\u5834\u3068\u9055\u3044\u306e\u5408\u8a08\u3068\u3057\u3066 d \u30d0\u30c4 \u521d\u3081 = \u30d0\u30c4 \u521d\u3081  –  \u30d0\u30c4 \u521d\u3081 \u3001 AP{displaystyle delta x_ {1} = x_ {1} -x_ {1\u3001{text {ap}}}}}} \u66f8\u304f\uff1a \u3068 = \uff08 \u30d0\u30c4 1,AP+ d \u30d0\u30c4 1\uff09\uff09 de \uff08 \u30d0\u30c4 2,AP+ d \u30d0\u30c4 2\uff09\uff09 {displaystyle y =\uff08x_ {1\u3001{text {ap}}}+delta x_ {1}\uff09cdot\uff08x_ {2\u3001{text {ap}}}+delta x_ {2}\uff09} \u5206\u914d\u6cd5\u306b\u5f93\u3063\u3066\u3053\u306e\u88fd\u54c1\u3092\u62e1\u5f35\u3067\u304d\u307e\u3059\u3002\u5408\u8a08\u7d50\u679c\uff1a \u3068 = \u30d0\u30c4 1,APde \u30d0\u30c4 2,AP+ \u30d0\u30c4 1,APde d \u30d0\u30c4 2+ \u30d0\u30c4 2,APde d \u30d0\u30c4 1+ d \u30d0\u30c4 1de d \u30d0\u30c4 2{displaystyle y = x_ {1\u3001{text {ap}}} cdot x_ {2\u3001{text {ap}}}+x_ {1\u3001{text {ap}}} cdot delta x_ {2}+x_ {2\u3001{text {ap}} {{ap}} {delta x_ {1} {1} {{1} {1} {1} x_ {2}} \u79c1\u305f\u3061\u306f\u4eca\u3001\u4f5c\u696d\u30dd\u30a4\u30f3\u30c8\u304b\u3089\u306e\u9038\u8131\u306e\u6bd4\u7387\u3092\u60f3\u5b9a\u3057\u3066\u3044\u307e\u3059 d \u30d0\u30c4 \u79c1 {displaystyle delta x_ {i}} \u305d\u3057\u3066\u3001\u4f5c\u696d\u30dd\u30a4\u30f3\u30c8\u81ea\u4f53\u306f\u5c0f\u3055\u3044\u3067\u3059\uff1a \u0394xixi,AP\u226a \u30d0\u30c4 \u79c1 \u3001 AP{displaystyle {frac {delta x_ {i}} {x_ {i\u3001{text {ap}}}}}} ll x_ {i\u3001{text {ap}}}}}}} \u3057\u305f\u304c\u3063\u3066\u3001\u88fd\u54c1\u3082\u88fd\u54c1\u3067\u3059 \u305d\u3046\u3067\u3059 \u3068 = d \u30d0\u30c4 \u521d\u3081 de d \u30d0\u30c4 2 {displaystyle e_ {y} = delta x_ {1} cdot delta x_ {2}} \u5c0f\u3055\u3044\u3067\u3059\u3002 \u7dda\u5f62\u5316\u3055\u308c\u305f\u4e57\u7b97 \u3060\u304b\u3089\u8aad\u3080\uff1a \u3068 \u2248 \u30d0\u30c4 1,APde \u30d0\u30c4 2,AP+ \u30d0\u30c4 1,APde d \u30d0\u30c4 2+ \u30d0\u30c4 2,APde d \u30d0\u30c4 1{displaystyle yapprox x_ {1\u3001{text {ap}}} cdot x_ {2\u3001{text {ap}}}+x_ {1\u3001{ap {ap}}} \u4f8b [ \u7de8\u96c6 | \u30bd\u30fc\u30b9\u30c6\u30ad\u30b9\u30c8\u3092\u7de8\u96c6\u3057\u307e\u3059 ] \u756a\u53f7\u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044\uff1a \u30d0\u30c4 1= 2 \u3001 4 ;  \u30d0\u30c4 2= 110 \u21d2 \u3068 = \u30d0\u30c4 1de \u30d0\u30c4 2= 264\u3002 {displaystyle x_ {1} = 2 {\u3001} 4; x_ {2} = 110rightArrow y = x_ {1} cdot x_ {2} = 264\u3002} \u3055\u3066\u3001\u30b8\u30e7\u30d6\u30dd\u30a4\u30f3\u30c8\u304c\u3069\u306e\u3088\u3046\u306b\u9078\u629e\u3055\u308c\u308b\u304b\u306b\u3064\u3044\u3066\u7591\u554f\u304c\u751f\u3058\u307e\u3059\u3002\u6cd5\u6848\u3092\u7c21\u7d20\u5316\u3059\u308b\u305f\u3081\u306b\u3001\u79c1\u305f\u3061\u306f\u56de\u308a\u307e\u3059 2 \u3001 4 {displaystyle 2 {\u3001} 4} \u306e\u4e0a 2 {displaystyle 2} \u305d\u3057\u3066\u30aa\u30d5\u3068 110 {displaystyle110} \u306e\u4e0a 100 {displaystyle100} \u3042\u3061\u3089\u3078\uff1a\u3060\u304b\u3089\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044\uff1a \u30d0\u30c4 \u521d\u3081 \u3001 AP= 2 ;  \u30d0\u30c4 2 \u3001 AP= 100 \u21d2 d \u30d0\u30c4 \u521d\u3081 = 0 \u3001 4 ;  d \u30d0\u30c4 2 = \u5341\u3002 {displaystyle x_ {1\u3001{text {ap}}} = 2; x_ {2\u3001{text {ap}}} = 100 rightarrow delta x_ {1} = 0 {\u3001} 4; Delta X_ {2} = 10\u3002} \u3057\u305f\u304c\u3063\u3066\u3001\u7dda\u5f62\u7a4d\u306f\u305d\u3046\u3067\u3059 \u21d2 \u3068 \u2248 2 de 100 + 2 de \u5341 + 100 de 0 \u3001 4 = 260 {displaystyle rightArrow yapprox 2cdot 100+2cdot 10+100cdot 0 {\u3001} 4 = 260} \u30a8\u30e9\u30fc\u304c\u3042\u308a\u307e\u3059 \u305d\u3046\u3067\u3059 \u3068 = 0 \u3001 4 de \u5341 = 4 {displaystyle e_ {y} = 0 {\u3001} 4cdot 10 = 4} \u3002 \u5206\u5272\u306e\u7dda\u5f62\u5316 [ \u7de8\u96c6 | \u30bd\u30fc\u30b9\u30c6\u30ad\u30b9\u30c8\u3092\u7de8\u96c6\u3057\u307e\u3059 ]  \u4fe1\u53f7\u6d41\u4f53\u8a08\u753b\u306b\u793a\u3055\u308c\u3066\u3044\u308b\u5206\u5272\u306e\u7dda\u5f62\u5316 \u79c1\u305f\u3061\u306f\u4eca\u3001\u5546\u3092\u898b\u3066\u3044\u307e\u3059 \u3068 {displaystyle y} 2\u3064\u306e\u6570\u5b57 \u30d0\u30c4 \u521d\u3081 {displaystyle x_ {1}} \u3068 \u30d0\u30c4 2 {displaystyle x_ {2}} \uff1a \u3068 = x1x2{displaystyle y = {frac {x_ {1}} {x_ {2}}}}}} \u4e57\u7b97\u306b\u4f3c\u3066\u3001\u958b\u767a\u3057\u307e\u3059 \u30d0\u30c4 \u79c1 = \u30d0\u30c4 \u79c1 \u3001 AP+ d \u30d0\u30c4 \u79c1 {displaystyle x_ {i} = x_ {i\u3001{text {ap}}}+delta x_ {i}} \u6c42\u4eba\u30dd\u30a4\u30f3\u30c8\u306b \u30d0\u30c4 AP {displaystyle x_ {text {ap}}} \u3002\u3053\u308c\u306b\u3088\u308a\u3001\u6b21\u306e\u3088\u3046\u306b\u5546\u3092\u66f8\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u3068 = x1,AP+\u0394x1x2,AP+\u0394x2{displaystyle y = {frac {x_ {1\u3001{text {ap}}}}+delta x_ {1}} {x_ {2\u3001{text {ap}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}} \u4f5c\u696d\u30dd\u30a4\u30f3\u30c8\u3092\u30af\u30e9\u30f3\u30d7\u3059\u308b\u3068\u3001\u5206\u5272\u304c\u5f97\u3089\u308c\u307e\u3059\u3002 \u3068 = x1,APx2,APde 1+\u0394x1x1,AP1+\u0394x2x2,AP{displayStyle y = {frac {x_ {1\u3001{text {ap}}}} {x_ {2\u3001{text {ap}}}}}} {1+ {frac {delta x_ {1}}} {x_ {{ap {{{{{1}}}}}} ta x_ {2}} {x_ {2\u3001{text {ap}}}}}}}}}}}}}}}} \u9aa8\u6298\u306e\u30e1\u30fc\u30bf\u30fc\u3068\u5206\u6bcd\u3092\u7dda\u5f62\u5316\u3057\u305f\u3044\u3068\u8003\u3048\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3092\u884c\u3046\u306b\u306f\u3001\u5e7e\u4f55\u5b66\u7684\u306a\u30b7\u30ea\u30fc\u30ba\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u30bc\u30ed\u30b7\u30fc\u30b1\u30f3\u30b9\u306e\u5834\u5408 Q k {displaystyle q^{k}} \u8a72\u5f53\u3059\u308b\uff1a \u2211 k=0nQ k= 1\u2212qn+11\u2212q{displaystyle sum _ {k = 0}^{n} q^{k} = {frac {1-q^{n+1}} {1-q}}}}} \u305d\u308c\u306b\u5fdc\u3058\u3066\u3053\u3053\u306b\u3042\u308a\u307e\u3059 Q =  –  \u0394x2x2,AP{displaystyle q =  –  {tfrac {delta x_ {2}} {x_ {2\u3001{text {ap}}}}}}} \u3068 | Q | \u226a \u521d\u3081 {displaystyle vert qvert ll 1} \u9078\u629e\u3059\u308b\u3002 \u633f\u5165\u306f\u7dda\u5f62\u5316\u3092\u63d0\u4f9b\u3057\u307e\u3059 11+\u0394x2x2,AP\u2248 \u521d\u3081  –  \u0394x2x2,AP{displaystyle {frac {1} {1+ {frac {delta x_ {2}} {x_ {2\u3001{text {ap}}}}}}}}} {delta x_ {2}}} {x_ {{ap}}}}}}} \u540c\u69d8\u306b\u3001\u4e0a\u8a18\u306e\u9055\u53cd\u306e\u5206\u6bcd\u306f\u7dda\u5f62\u5316\u3067\u304d\u307e\u3059\u3002 \u7dda\u5f62\u5206\u5272 \uff1a\u306b\u3088\u3063\u3066\u66f8\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\uff1a \u3068 \u2248 x1,APx2,APde \uff08 1+\u0394x1x1,AP\u2212\u0394x2x2,AP\uff09\uff09 {displaystyle yapprox {frac {x_ {1\u3001{text {ap}}}} {x_ {2\u3001{text {ap}}}}} cdot left\uff081+ {frac {delta x_ {1}}} {x_ {{ap {{ap {{{ap}}}}}} {{{ap}}}} }} {x_ {2\u3001{text {ap}}}}}}}} \u975e\u7dda\u5f62\u5fae\u5206\u65b9\u7a0b\u5f0f\u306e\u7dda\u5f62\u5316\u306e\u3088\u304f\u77e5\u3089\u308c\u3066\u3044\u308b\u4f8b\u306f\u3001\u632f\u308a\u5b50\u3067\u3059\u3002\u65b9\u7a0b\u5f0f\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002 y\u00a8\uff08 t \uff09\uff09 + d de y\u02d9\uff08 t \uff09\uff09 + \u304a\u304a 2\u7f6a \u2061 \uff08 \u3068 \uff08 t \uff09\uff09 \uff09\uff09 = 0 {displaystyle {ddot {y}}\uff08t\uff09+dcdot {dot {y}}\uff08t\uff09+omega ^{2}\uff08y\uff08t\uff09\uff09= 0} \u975e\u7dda\u5f62\u90e8\u5206\u306f\u3067\u3059 \u7f6a \u2061 \uff08 \u3068 \uff09\uff09 {displaystyle sin\uff08y\uff09} \u3002\u3053\u308c\u306f\u5c0f\u3055\u306a\u5909\u52d5\u306e\u4ed5\u4e8b\u306e1\u3064\u306b\u306a\u308a\u307e\u3059 \u3068 0 {displaystyle y_ {0}} \u8fd1\u4f3c\uff1a \u7f6a \u2061 \uff08 \u3068 \uff09\uff09 \u2248 \u7f6a \u2061 \uff08 \u3068 0\uff09\uff09 + cos \u2061 \uff08 \u3068 0\uff09\uff09 de \uff08 \u3068  –  \u3068 0\uff09\uff09 {displaystyle sin\uff08y\uff09compx sin\uff08y_ {0}\uff09+cos\uff08y_ {0}\uff09cdot\uff08y-y_ {0}\uff09} \u6c42\u4eba\u30dd\u30a4\u30f3\u30c8\u3067 \u3068 0 = 0 {displaystyle y_ {0} = 0} \u8a72\u5f53\u3059\u308b\uff1a \u7f6a \u2061 \uff08 \u3068 \uff09\uff09 \u2248 \u3068 {displaystyle without\uff08y\uff09\u7d04\u304a\u3088\u3073} \u305d\u3057\u3066\u305d\u308c\u3068\u3068\u3082\u306b\u7dda\u5f62\u5316\u5fae\u5206\u65b9\u7a0b\u5f0f y\u00a8\uff08 t \uff09\uff09 + d de y\u02d9\uff08 t \uff09\uff09 + \u304a\u304a 2de \u3068 \uff08 t \uff09\uff09 = 0 {displaystyle {ddot {y}}\uff08t\uff09+dcdot {dot {y}}\uff08t\uff09+omega ^{2} cdot y\uff08t\uff09= 0} \u3002 \u3053\u308c\u3089\u306e\u7dda\u5f62\u5fae\u5206\u65b9\u7a0b\u5f0f\u306f\u901a\u5e38\u3001\u89e3\u304f\u306e\u304c\u306f\u308b\u304b\u306b\u7c21\u5358\u3067\u3059\u3002\u6570\u5b66\u632f\u308a\u5b50\u306e\u5834\u5408\uff08\u9078\u629e d = 0 {displaystyled = 0} \uff09\u5358\u7d14\u306a\u6307\u6570\u95a2\u6570\u306b\u3088\u3063\u3066\u89e3\u6c7a\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u975e\u7dda\u5f62\u5316\u3055\u308c\u305f\u3082\u306e\u3092\u5206\u6790\u7684\u306b\u89e3\u6c7a\u3067\u304d\u307e\u305b\u3093\u3002\u5fae\u5206\u65b9\u7a0b\u5f0f\u306e\u7dda\u5f62\u5316\u306b\u95a2\u3059\u308b\u8a73\u7d30\u306b\u3064\u3044\u3066\u306f\u3001\u72b6\u614b\u7a7a\u9593\u30d7\u30ec\u30bc\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u306b\u95a2\u3059\u308b\u8a18\u4e8b\u3067\u8aac\u660e\u3057\u307e\u3059\u3002  \u4fe1\u53f7\u6db2\u8a08\u753b\u3068\u3057\u3066\u306e\u30d7\u30ec\u30bc\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3 \u7279\u5b9a\u306e\u95a2\u6570\u304c\u5fc5\u8981\u3067\u3059 f \uff08 \u30d0\u30c4 \u521d\u3081 \u3001 \u30d0\u30c4 2 \uff09\uff09 {displaystyle f\uff08x_ {1}\u3001x_ {2}\uff09} \u3042\u308b\u6642\u70b9\u3067 \u30d0\u30c4 \u5341 \u3001 \u30d0\u30c4 20 {displaystyle x_ {10}\u3001x_ {20}} \u7dda\u5f62\u5316\u3059\u308b\u306b\u306f\u3001\u30c6\u30a4\u30e9\u30fc\u5f0f\u304c\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u7d50\u679c\u306f\u3001\u3053\u306e\u70b9\u306e\u63a5\u7dda\u30ec\u30d9\u30eb\u306b\u5bfe\u5fdc\u3057\u307e\u3059\u3002 \u95a2\u6570\u7528 f \uff08 \u30d0\u30c4 \u521d\u3081 \u3001 \u30d0\u30c4 2 \uff09\uff09 {displaystyle f\uff08x_ {1}\u3001x_ {2}\uff09} \u30dd\u30a4\u30f3\u30c8\u306e\u8fd1\u304f\u306b\u9069\u7528\u3055\u308c\u307e\u3059 \u30d0\u30c4 \u5341 \u3001 \u30d0\u30c4 20 {displaystyle x_ {10}\u3001x_ {20}} \uff1a \u3068 = f(x10,x20)\u23df=const.+ \u2202f(x1,x2)\u2202x1|x10,x20\u22c5(x1\u2212x10)+\u2202f(x1,x2)\u2202x2|x10,x20\u22c5(x2\u2212x20)\u23df=\u0394y{displaystyle y = underbrace {f\uff08x_ {10}\u3001x_ {20}\uff09} _ {= {= {text {const\u3002}}}+underbrace {frac {partial f\uff08x_ {1}\u3001x_ {2}\uff09} {x_ {x_ {x_ {x} {x} {x_ {x} {x_ {x} {x_ {x} {x_ {x} {x_ {x} {x_ {x_ {x} {x_ {x} 20}} cdot\uff08x_ {1} -x_ {10}\uff09+{frac {partial f\uff08x_ {1}\u3001x_ {2}\uff09} {bigg |} _ {{x_ {10}}}}} {bigg |} _ {{x_ {10} ta y}} \u4f8b\uff1a f \uff08 \u30d0\u30c4 1\u3001 \u30d0\u30c4 2\uff09\uff09 = \u30d0\u30c4 1de \u30d0\u30c4 2{displaystyle f\uff08x_ {1}\u3001x_ {2}\uff09= x_ {1} cdot x_ {2}} \u63a5\u7dda\u30ec\u30d9\u30eb\u306b\u306a\u308a\u307e\u3059 \u3068 = x10\u22c5x20\u23df=const.+ x20\u22c5(x1\u2212x10)+x10\u22c5(x2\u2212x20)\u23df=\u0394y{displaystyle y=underbrace {x_{10}cdot x_{20}} _{={text{const.}}}+underbrace {x_{20}cdot (x_{1}-x_{10})+x_{10}cdot (x_{2}-x_{20})} _{=Delta y}}      (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\/9320#breadcrumbitem","name":"\u7dda\u5f62\u5316 – 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