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zhqh2000新蟲 (初入文壇)
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[求助]
MATLAB新手求解方程
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方程為 0.84*h^0.96*(1-h)^0.28*[0.96/h-0.28/(1-h)]=0.58 求解h 幫幫忙,多謝啦 |
榮譽(yù)版主 (著名寫手)
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專家經(jīng)驗: +4 |
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我了解了,2007b用的是maple符號計算引擎,之后的matlab用的mupab引擎,他們的結(jié)果不一樣正常。你換個高版本算下就沒問題了 solve('0.84*h^0.96*(1-h)^0.28*[0.96/h-0.28/(1-h)]-0.58') ans = 0.40438914678629249107423901766733 0.28242508743785675212378783600029*sqrt(-1) + 0.68485983116645460481483237103467 0.025261350451946424196232116787958*sqrt(-1) + 0.88804064649824549462952858529713 0.88242678564717099262620693617147 - 0.086912324609154520445777531267815*sqrt(-1) 0.837722933370675359758547838529 - 0.19715352779809435610761564431393*sqrt(-1) 0.086912324609154520445777531267815*sqrt(-1) + 0.88242678564717099262620693617147 0.88840275568841653641010680329821 - 0.0083026515809469118791064689033959*sqrt(-1) 0.15158966349478430780597149595942*sqrt(-1) + 0.86393917623804668124201173756784 0.55360389793940331487078170455609 - 0.25686038893774939924867955009193*sqrt(-1) 0.043334766707807347711263310705364*sqrt(-1) + 0.88719299728611080414236295169951 0.063460723299533291511882386883474*sqrt(-1) + 0.88554815317436561609737102311783 0.1512346729831002405177042820611*sqrt(-1) + 0.44388752771653864759936089827795 0.44388752771653864759936089827795 - 0.1512346729831002405177042820611*sqrt(-1) 0.0083026515809469118791064689033959*sqrt(-1) + 0.88840275568841653641010680329821 0.68485983116645460481483237103467 - 0.28242508743785675212378783600029*sqrt(-1) 0.25686038893774939924867955009193*sqrt(-1) + 0.55360389793940331487078170455609 0.78325856333937625662743118225575 - 0.24829081687892619187566413267287*sqrt(-1) 0.24829081687892619187566413267287*sqrt(-1) + 0.78325856333937625662743118225575 0.88719299728611080414236295169951 - 0.043334766707807347711263310705364*sqrt(-1) 0.88554815317436561609737102311783 - 0.063460723299533291511882386883474*sqrt(-1) 0.87634151338075912306369329807059 - 0.11549178773547345671593076836971*sqrt(-1) 0.86393917623804668124201173756784 - 0.15158966349478430780597149595942*sqrt(-1) 0.11549178773547345671593076836971*sqrt(-1) + 0.87634151338075912306369329807059 0.88804064649824549462952858529713 - 0.025261350451946424196232116787958*sqrt(-1) 0.19715352779809435610761564431393*sqrt(-1) + 0.837722933370675359758547838529 >> h=ans.1; >> h=ans(1); >> 0.84*h^0.96*(1-h)^0.28*[0.96/h-0.28/(1-h)]-0.58 ans = 1.8367099231598242312011508394098*10^(-40) |

銀蟲 (初入文壇)
新蟲 (初入文壇)
榮譽(yù)版主 (著名寫手)
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專家經(jīng)驗: +4 |

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