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shenqiang111

金虫 (小有名气)

[求助] MATLAB算式整理求助

求助高手:
matlab计算出来的式子很繁琐,想进行整理,求助matla命令
需整理的式子:
8*x*l*r*a*qt-4*x*l*r*a*qt*b+6*x*l*r*a*z+12*x^2*l*r*a*qt*b-6*x^2*l*r*a*z-l*r*a*qt+l*r*a+8*x^3*z*pf*qe-15*x^2*l*r*a*qt+12*x^2*z*pf*qt-12*x^2*z*pf*qe+6*x^2*l*r*a-ce+4*x*l*r*a*z*qt+4*x*l*r*a*qe*b-2*x*l*r*a*qe-6*x*l*r*a+8*x^3*l*r*a*qt-8*x^3*l*r*a*qt*b-8*x^3*l*r*a*z*qe+8*x^3*l*r*a*z*qt-8*x^3*l*r*a*qe+8*x^3*l*r*a*qe*b+4*x*z*pf*qe-8*x^3*z*pf*qt-l*r*a*z-4*x*l*r*a*z*qe-4*x*z*pf*qt+12*x^2*l*r*a*z*qe-12*x^2*l*r*a*z*qt-12*x^2*l*r*a*qe*b+9*x^2*l*r*a*qe+2*x*ce
其中syms x z b a qe pf ct ce qt pm cm r a l
期望结果:(A*x+B)*(Dx^2+E*x+F);
谢谢高手,恳请告诉如何做吧,授人与鱼不如授人与渔啊,多谢!
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johnliu1983

至尊木虫 (著名写手)

【答案】应助回帖

★
感谢参与,应助指数 +1
xiegangmai: 金币+1, 鼓励讨论交流 2013-02-03 19:01:08
你可以看一下这个函数,看看对你有没有帮助,simple,这个可以直接得到所有的化简结果,我觉得collect对应的能比较容易改成你想要的形式。或者直接用collect命令试试。另外factor可以再整理一下。不过最好得把你的那些变量替换一下。
2楼2013-02-02 20:27:39
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