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likuihei

½ð³æ (ÕýʽдÊÖ)

[ÇóÖú] ÇóÖúmatlab»ý·ÖµÄÎÊÌâ

ÎÒÏë¶Ôº¯Êý(f*v + (G*a*b)/(b*x + 1) + (M*c*k*m0*x)/((k*x*(c - 1) + 1)*(x - 1)^2))/(r0 - x)»ý·Ö£¬ÓÚÊDZàÁËÈçϵÄmÎļþ£º

clear all;
clc;
syms a b G M m0 c k r0 f v x;
I=(G*a*b/(b*x+1)+f*v+M*m0*c*k*x/(((x-1)^2)*(k*x*(c-1)+1)))/(r0-x)
J=int(I,x)

µ«Êǽá¹û³öÀ´ºÍÒª»ý·ÖµÄ¹«Ê½ÊÇÒ»Öµġ£½á¹ûÊÇ

I =

(f*v + (G*a*b)/(b*x + 1) + (M*c*k*m0*x)/((k*x*(c - 1) + 1)*(x - 1)^2))/(r0 - x)
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ming_dolphin

гæ (³õÈëÎÄ̳)

¡ï ¡ï ¡ï
sunyang1988(½ð±Ò+3): лл½»Á÷ 2011-07-21 00:14:34
J =

-1/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*f*v+G*a*b/(b*r0+1)*log(b*x+1)-M*m0*c*k/(1-k+k*c)/(r0-1)/(x-1)+2*M*m0*c^2*k^3/(2*k^2*r0+k^2*c^2-k^3*r0-2*k-k*r0+2*k^2*c^2*r0+2*k*c-3*k^3*c^2*r0-4*k^2*c*r0-2*k^2*c+k^2+k^3*c^3*r0+k*c*r0+1+3*k^3*c*r0)/(k*c-k)*log(k*x*c-k*x+1)-M*m0*c^3*k^3/(2*k^2*r0+k^2*c^2-k^3*r0-2*k-k*r0+2*k^2*c^2*r0+2*k*c-3*k^3*c^2*r0-4*k^2*c*r0-2*k^2*c+k^2+k^3*c^3*r0+k*c*r0+1+3*k^3*c*r0)/(k*c-k)*log(k*x*c-k*x+1)-M*m0*c*k^3/(2*k^2*r0+k^2*c^2-k^3*r0-2*k-k*r0+2*k^2*c^2*r0+2*k*c-3*k^3*c^2*r0-4*k^2*c*r0-2*k^2*c+k^2+k^3*c^3*r0+k*c*r0+1+3*k^3*c*r0)/(k*c-k)*log(k*x*c-k*x+1)+M*m0*c^2*k^2/(k^2*c^2-2*k+2*k*c-2*k^2*c+k^2+1)/(r0-1)^2*log(x-1)-M*m0*c*k^2/(k^2*c^2-2*k+2*k*c-2*k^2*c+k^2+1)/(r0-1)^2*log(x-1)+M*m0*c*k/(k^2*c^2-2*k+2*k*c-2*k^2*c+k^2+1)/(r0-1)^2*log(x-1)*r0+2/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*f*v*b*r0^2-1/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*G*a*b-1/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*r0*f*v*k*c-1/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*r0*f*v*b+1/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*r0*f*v*k+2/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*r0*f*v-1/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*M*m0*c*k*r0-1/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*G*a*b*r0^2+2/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*G*a*b*r0-1/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*G*a*b*k*c*r0+1/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*G*a*b*k*r0-2/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*G*a*b*r0^2*k+2/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*G*a*b*r0^2*k*c-1/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*G*a*b*r0^3*k*c+1/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*G*a*b*r0^3*k-1/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*M*m0*c*k*r0^2*b-2/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*f*v*r0^2*k-1/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*f*v*r0^3*b+1/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*f*v*r0^3*k-1/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*f*v*r0^2-2/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*f*v*r0^3*k*b+1/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*f*v*r0^4*b*k+1/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*f*v*b*r0^2*k-1/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*f*v*b*r0^2*k*c+2/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*f*v*r0^2*k*c+2/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*f*v*r0^3*k*c*b-1/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*f*v*r0^3*k*c-1/(-k*r0+1+k*c*r0)/(b*r0+1)/(r0-1)^2*log(-r0+x)*f*v*r0^4*b*k*c
4Â¥2011-07-16 20:38:11
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 5 ¸ö»Ø´ð

ÁÔÊÖ´«Ææ

ľ³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï
likuihei(½ð±Ò+5): 2011-06-17 12:48:59
sunyang1988(½ð±Ò+3): лл½»Á÷ 2011-06-17 18:27:31
I=(G*a*b/(b*x+1)+f*v+M*m0*c*k*x/(((x-1)^2)*(k*x*(c-1)+1)))/(r0-x)
µ«ÊÇ»ý·ÖÍê³ÉºóÊÇ¡°J=***¡±£¬
J =G*a*b/(b*r0+1)*log(b*x+1)-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v+2/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*r0^2*k*c-M*m0*c*k/(1+k*c-k)/(-1+r0)/(x-1)-M*m0*c*k^3/(2*k^2*r0-k*r0+1-2*k+2*k*c+2*k^2*c^2*r0+k^2-k^3*r0-4*k^2*c*r0-2*k^2*c+k^2*c^2+3*k^3*c*r0+k*c*r0+k^3*c^3*r0-3*k^3*c^2*r0)/(k*c-k)*log(k*x*c-k*x+1)+2*M*m0*c^2*k^3/(2*k^2*r0-k*r0+1-2*k+2*k*c+2*k^2*c^2*r0+k^2-k^3*r0-4*k^2*c*r0-2*k^2*c+k^2*c^2+3*k^3*c*r0+k*c*r0+k^3*c^3*r0-3*k^3*c^2*r0)/(k*c-k)*log(k*x*c-k*x+1)-M*m0*c^3*k^3/(2*k^2*r0-k*r0+1-2*k+2*k*c+2*k^2*c^2*r0+k^2-k^3*r0-4*k^2*c*r0-2*k^2*c+k^2*c^2+3*k^3*c*r0+k*c*r0+k^3*c^3*r0-3*k^3*c^2*r0)/(k*c-k)*log(k*x*c-k*x+1)+M*m0*c^2*k^2/(1-2*k+2*k*c+k^2-2*k^2*c+k^2*c^2)/(-1+r0)^2*log(x-1)-M*m0*c*k^2/(1-2*k+2*k*c+k^2-2*k^2*c+k^2*c^2)/(-1+r0)^2*log(x-1)+M*m0*c*k/(1-2*k+2*k*c+k^2-2*k^2*c+k^2*c^2)/(-1+r0)^2*log(x-1)*r0-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*G*a*b-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*r0*f*v*b+1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*r0*f*v*k-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*r0*f*v*k*c+2/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*r0*f*v-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*M*m0*c*k*r0-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*G*a*b*r0^2-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*M*m0*c*k*r0^2*b-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*G*a*b*r0^3*k*c-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*G*a*b*k*c*r0+1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*G*a*b*k*r0-2/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*G*a*b*r0^2*k+2/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*G*a*b*r0^2*k*c+1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*G*a*b*r0^3*k+2/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*G*a*b*r0+2/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*b*r0^2-2/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*r0^2*k-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*r0^3*k*c+1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*r0^4*k*b-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*r0^2-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*b*r0^2*k*c+1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*b*r0^2*k+2/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*r0^3*k*c*b+1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*r0^3*k-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*r0^3*b-2/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*r0^3*k*b-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*r0^4*k*c*b
2Â¥2011-06-16 10:00:03
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

likuihei

½ð³æ (ÕýʽдÊÖ)

Õâô³¤°¡£¬ÎªÊ²Ã´ÎÒÔÚ×Ô¼ºµçÄÔÉϾÍËã²»³öÀ´ÄØ
ÿÌìÖØ¸´Í¬ÑùµÄÊÂÇ飬ÐèÒªºÜ´óµÄÄÍÐÔ
3Â¥2011-06-17 12:49:39
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zyy19871002

гæ (СÓÐÃûÆø)

J =

G*a*b/(b*r0+1)*log(b*x+1)-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v-M*m0*c*k/(1+k*c-k)/(-1+r0)/(x-1)-2/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*G*a*b*r0^2*k-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*G*a*b-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*r0*f*v*b+1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*r0*f*v*k-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*r0*f*v*k*c+2/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*r0*f*v-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*M*m0*c*k*r0-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*G*a*b*r0^2+2/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*G*a*b*r0-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*G*a*b*k*c*r0+1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*G*a*b*k*r0+2/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*G*a*b*r0^2*k*c-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*G*a*b*r0^3*k*c+1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*G*a*b*r0^3*k-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*M*m0*c*k*r0^2*b-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*r0^2-2/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*r0^2*k+2/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*b*r0^2+1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*r0^3*k-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*r0^3*b+1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*b*r0^2*k-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*b*r0^2*k*c+2/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*r0^2*k*c-2/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*r0^3*k*b-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*r0^3*k*c+2/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*r0^3*k*c*b-1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*r0^4*k*c*b+1/(b*r0+1)/(-k*r0+1+k*c*r0)/(-1+r0)^2*log(-r0+x)*f*v*r0^4*k*b-M*m0*c*k^3/(2*k^2*r0-k*r0-4*k^2*c*r0+1+k^2-2*k+2*k^2*c^2*r0-k^3*r0+2*k*c+k^2*c^2+3*k^3*c*r0-3*k^3*c^2*r0-2*k^2*c+k*c*r0+k^3*c^3*r0)/(k*c-k)*log(k*x*c-k*x+1)-M*m0*c^3*k^3/(2*k^2*r0-k*r0-4*k^2*c*r0+1+k^2-2*k+2*k^2*c^2*r0-k^3*r0+2*k*c+k^2*c^2+3*k^3*c*r0-3*k^3*c^2*r0-2*k^2*c+k*c*r0+k^3*c^3*r0)/(k*c-k)*log(k*x*c-k*x+1)+2*M*m0*c^2*k^3/(2*k^2*r0-k*r0-4*k^2*c*r0+1+k^2-2*k+2*k^2*c^2*r0-k^3*r0+2*k*c+k^2*c^2+3*k^3*c*r0-3*k^3*c^2*r0-2*k^2*c+k*c*r0+k^3*c^3*r0)/(k*c-k)*log(k*x*c-k*x+1)+M*m0*c^2*k^2/(1+k^2-2*k+2*k*c+k^2*c^2-2*k^2*c)/(-1+r0)^2*log(x-1)-M*m0*c*k^2/(1+k^2-2*k+2*k*c+k^2*c^2-2*k^2*c)/(-1+r0)^2*log(x-1)+M*m0*c*k/(1+k^2-2*k+2*k*c+k^2*c^2-2*k^2*c)/(-1+r0)^2*log(x-1)*r0
5Â¥2012-11-08 16:16:38
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
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