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小木虫论坛-学术科研互动平台 » 计算模拟区 » 仿真模拟 » MATLAB » 计算机性能有限，希望大家能够帮我把这个程序的运行结果给我，急。
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枫林醉九天

铁虫 (初入文坛)

[求助] 计算机性能有限，希望大家能够帮我把这个程序的运行结果给我，急。

syms A B M N J K R D P Q X Y G S Vh Ve Uh Ue m n t C F f
F=[Vh*A Ue*J*A -Ue*K*M -(Vh*S*m)./N;Vh/A (Ue*R)./A -Ue*D*M (Vh*m)./(N*S);Uh./B -(Ve*P*n)./B Ve*n*Q*M*t -(Uh*X*m*t)./N;Uh*B -Ve*n*Y*B Ve*G*n*M*t (Uh*m*t)./(X*N)];
f=[-Ue*K*A;-(Ue*D)/A;(Ve*Q*n)/B;Ve*G*B*n];
C=inv(F)*f
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1楼 2011-08-16 09:40:38
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

mengsbf

至尊木虫 (著名写手)

【答案】应助回帖

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臭水沟(金币+2): 谢谢应助~~ 2011-08-16 19:14:05
C =

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用matlab7运行的，你看看行不行
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2楼2011-08-16 11:54:22
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

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木虫 (正式写手)

【答案】应助回帖

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臭水沟(金币+2): 谢谢应助~~ 2011-08-16 19:14:23
C =

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3楼2011-08-16 16:24:24
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菊花满山

木虫 (正式写手)
上面是 MATLab7.4.0运行的结果。
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4楼2011-08-16 16:26:04
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zhfzh

木虫 (正式写手)

【答案】应助回帖

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臭水沟(金币+1): 谢谢应助~~ 2011-08-17 14:35:03
你用maple算吧
matlab作符号运算不好
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5楼2011-08-17 12:21:20
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zzg_gm

银虫 (小有名气)

【答案】应助回帖

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臭水沟(金币+1): 谢谢应助~~ 2011-08-24 16:21:07
用命令simplify() 试试能不能稍微简化下你的结果，但从2、3楼的来看，即使能稍微简化一点，最后也是吓人的，呵呵；
在MATLAB中也可调用maple资源的，这个我用过，但不是很深入；
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当我明白我该怎样度过我今后的人生的时候，坚定执着，迈步向前。
6楼2011-08-24 11:02:01
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