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d=1000
g=3.6512e-5/d^3
pcir=1e-6;
psb=2e-6;
N0=8e-21;
W0=solve('2^(1/W0)*(1-(0.3/W0))=(N0-g*pcir)/N0','W0')

¼ÆËã³öÀ´W0 =

2.0794415416798359282516963643745/(3.*lambertw(.22922970074784347683649983034017/N0*(-1.*N0+g*pcir))+6.9314718055994530941723212145818)
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dapeng43

Í­³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by lijie169 at 2012-05-01 08:27:10:
log(2)/(lambertw(0, -(N0 - g*pcir)/(N0*exp(1))) + 1)

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3Â¥2012-05-01 10:12:15
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 9 ¸ö»Ø´ð

lijie169

Í­³æ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
log(2)/(lambertw(0, -(N0 - g*pcir)/(N0*exp(1))) + 1)
2Â¥2012-05-01 08:27:10
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

lijie169

Í­³æ (ÖøÃûдÊÖ)

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NovAfy: ½ð±Ò+1, ¡ï¡ï¡ïºÜÓаïÖú 2012-05-01 18:16:36
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5Â¥2012-05-01 12:16:40
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

NovAfy

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
5Â¥: Originally posted by lijie169 at 2012-05-01 12:16:40:
°ÑÄãдµÄÖØÐ´ÁËÒ»±é£¬¾Í±ä³ÉÄÇÑùÁË

Äú»ØµÄlog(2)/(lambertw(0, -(N0 - g*pcir)/(N0*exp(1))) + 1)ÊÇÌæ»»ÎÒдµÄÄÄÒ»²¿·Ö£¿»¹ÊǼÓÔÚÎÒдµÄºóÃæ¾Í¿ÉÒÔÁË
6Â¥2012-05-01 14:26:43
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
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