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zhqh2000

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[ÇóÖú] MATLABÐÂÊÖÇó½â·½³Ì

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0.84*h^0.96*(1-h)^0.28*[0.96/h-0.28/(1-h)]=0.58
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lghlgh2006

Òø³æ (³õÈëÎÄ̳)

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>> solve('0.84*h^0.96*(1-h)^0.28*[0.96/h-0.28/(1-h)]-0.58')
ans =

                                          0.40438914678629249107423901766733

//ÆäËû¸´Êý½â²»ÐèÒªµÄ»°
2Â¥2012-09-28 18:54:04
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zhqh2000

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
2Â¥: Originally posted by lghlgh2006 at 2012-09-28 18:54:04
>> solve('0.84*h^0.96*(1-h)^0.28*-0.58')
ans =

                                          0.40438914678629249107423901766733

//ÆäËû¸´Êý½â²»ÐèÒªµÄ»°

Ææ¹ÖÁË£¬ÎÒÒ²ÊÇÕâôдµÄ£¬¿ÉÊÇMATLABÀÏÊÇÌáÐÑÎÒERROR,Ôõô»ØÊ£¿
3Â¥2012-09-28 20:10:05
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dbb627

ÈÙÓþ°æÖ÷ (ÖøÃûдÊÖ)

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ÒýÓûØÌû:
3Â¥: Originally posted by zhqh2000 at 2012-09-28 20:10:05
Ææ¹ÖÁË£¬ÎÒÒ²ÊÇÕâôдµÄ£¬¿ÉÊÇMATLABÀÏÊÇÌáÐÑÎÒERROR,Ôõô»ØÊ£¿...

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The more you learn, the more you know, the more you know, and the more you forget. The more you forget, the less you know. So why bother to learn.
4Â¥2012-09-28 20:52:46
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zhqh2000

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
4Â¥: Originally posted by dbb627 at 2012-09-28 20:52:46
³ö´íÌáʾÐÅÏ¢ÊÇʲô£¿...

Error using ==> solve at 162
Unable to find closed form solution.
5Â¥2012-09-29 08:58:51
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dbb627

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¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï
csgt0: ½ð±Ò+2, ¶àлӦÖú 2012-10-25 09:45:49
ÄãÓõÄÊÇʲô°æ±¾µÄ ÎÒµÄmatlab2010bûÓÐÎÊÌâ

solve('0.84*h^0.96*(1-h)^0.28*(0.96/h-0.28/(1-h))-0.58')

ans =

                                          0.40438914678629249107423901766733
   0.28242508743785675212378783600029*i + 0.68485983116645460481483237103467
  0.025261350451946424196232116787958*i + 0.88804064649824549462952858529713
  0.88242678564717099262620693617147 - 0.086912324609154520445777531267815*i
     0.837722933370675359758547838529 - 0.19715352779809435610761564431393*i
  0.086912324609154520445777531267815*i + 0.88242678564717099262620693617147
0.88840275568841653641010680329821 - 0.0083026515809469118791064689033959*i
   0.15158966349478430780597149595942*i + 0.86393917623804668124201173756784
   0.55360389793940331487078170455609 - 0.25686038893774939924867955009193*i
  0.043334766707807347711263310705364*i + 0.88719299728611080414236295169951
  0.063460723299533291511882386883474*i + 0.88554815317436561609737102311783
    0.1512346729831002405177042820611*i + 0.44388752771653864759936089827795
    0.44388752771653864759936089827795 - 0.1512346729831002405177042820611*i
0.0083026515809469118791064689033959*i + 0.88840275568841653641010680329821
   0.68485983116645460481483237103467 - 0.28242508743785675212378783600029*i
   0.25686038893774939924867955009193*i + 0.55360389793940331487078170455609
   0.78325856333937625662743118225575 - 0.24829081687892619187566413267287*i
   0.24829081687892619187566413267287*i + 0.78325856333937625662743118225575
  0.88719299728611080414236295169951 - 0.043334766707807347711263310705364*i
  0.88554815317436561609737102311783 - 0.063460723299533291511882386883474*i
   0.87634151338075912306369329807059 - 0.11549178773547345671593076836971*i
   0.86393917623804668124201173756784 - 0.15158966349478430780597149595942*i
   0.11549178773547345671593076836971*i + 0.87634151338075912306369329807059
  0.88804064649824549462952858529713 - 0.025261350451946424196232116787958*i
     0.19715352779809435610761564431393*i + 0.837722933370675359758547838529
The more you learn, the more you know, the more you know, and the more you forget. The more you forget, the less you know. So why bother to learn.
6Â¥2012-09-29 09:03:47
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zhqh2000

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
6Â¥: Originally posted by dbb627 at 2012-09-29 09:03:47
ÄãÓõÄÊÇʲô°æ±¾µÄ ÎÒµÄmatlab2010bûÓÐÎÊÌâ

solve('0.84*h^0.96*(1-h)^0.28*(0.96/h-0.28/(1-h))-0.58')

ans =

                                          0.40438914678629249107423901766733
    ...

ÎÒÊÇ2007b°æ±¾ÁË£¬ÊÔ¹ýn±éÁË£¬»¹²»Ðа¡£¬Õâ²ÅÀ´ÇóÖúµÄ
7Â¥2012-09-29 09:06:54
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dbb627

ÈÙÓþ°æÖ÷ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

ÎÒÁ˽âÁË£¬2007bÓõÄÊÇmaple·ûºÅ¼ÆËãÒýÇæ£¬Ö®ºóµÄmatlabÓõÄmupabÒýÇæ£¬ËûÃǵĽá¹û²»Ò»ÑùÕý³£¡£Äã»»¸ö¸ß°æ±¾ËãϾÍûÎÊÌâÁË
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)
The more you learn, the more you know, the more you know, and the more you forget. The more you forget, the less you know. So why bother to learn.
8Â¥2012-09-29 09:20:48
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zhqh2000

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