matlab求解带参数方程组R*x1+R*x3-X*x4=aR*x2+X*x3+R*x4=bR*x1-X*x2+R*x3=cX*x1+R*x2+R*x4=d其中,R X a b c d都是参数,我用程序弄了很长时间也没弄出来,
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![matlab求解带参数方程组R*x1+R*x3-X*x4=aR*x2+X*x3+R*x4=bR*x1-X*x2+R*x3=cX*x1+R*x2+R*x4=d其中,R X a b c d都是参数,我用程序弄了很长时间也没弄出来,](/uploads/image/z/2493963-27-3.jpg?t=matlab%E6%B1%82%E8%A7%A3%E5%B8%A6%E5%8F%82%E6%95%B0%E6%96%B9%E7%A8%8B%E7%BB%84R%2Ax1%2BR%2Ax3-X%2Ax4%3DaR%2Ax2%2BX%2Ax3%2BR%2Ax4%3DbR%2Ax1-X%2Ax2%2BR%2Ax3%3DcX%2Ax1%2BR%2Ax2%2BR%2Ax4%3Dd%E5%85%B6%E4%B8%AD%2CR+X+a+b+c+d%E9%83%BD%E6%98%AF%E5%8F%82%E6%95%B0%2C%E6%88%91%E7%94%A8%E7%A8%8B%E5%BA%8F%E5%BC%84%E4%BA%86%E5%BE%88%E9%95%BF%E6%97%B6%E9%97%B4%E4%B9%9F%E6%B2%A1%E5%BC%84%E5%87%BA%E6%9D%A5%2C)
matlab求解带参数方程组R*x1+R*x3-X*x4=aR*x2+X*x3+R*x4=bR*x1-X*x2+R*x3=cX*x1+R*x2+R*x4=d其中,R X a b c d都是参数,我用程序弄了很长时间也没弄出来,
matlab求解带参数方程组
R*x1+R*x3-X*x4=a
R*x2+X*x3+R*x4=b
R*x1-X*x2+R*x3=c
X*x1+R*x2+R*x4=d
其中,R X a b c d都是参数,我用程序弄了很长时间也没弄出来,
matlab求解带参数方程组R*x1+R*x3-X*x4=aR*x2+X*x3+R*x4=bR*x1-X*x2+R*x3=cX*x1+R*x2+R*x4=d其中,R X a b c d都是参数,我用程序弄了很长时间也没弄出来,
MATLAB中的SOLVE函数不但能解直接求解,还能求解带参数的方程:
clear all
syms R X a b c d x1 x2 x3 x4;
[x1,x2,x3,x4]=solve('R*x1+R*x3-X*x4=a','R*x2+X*x3+R*x4=b','R*x1-X*x2+R*x3=c','X*x1+R*x2+R*x4=d','x1,x2,x3,x4')
我运行了一下结果如下:x1 =
(2*R^2*d-2*R^2*b+R*X*c+R*a*X+X^2*d)/X/(4*R^2+X^2)
x2 =
(-2*R^2*c+X*R*d+R*X*b-X^2*c+2*R^2*a)/X/(4*R^2+X^2)
x3 =
1/X*(-2*R^2*d+2*R^2*b+R*X*c+X^2*b+R*a*X)/(4*R^2+X^2)
x4 =
-(-2*R^2*c-X*R*d-R*X*b+2*R^2*a+X^2*a)/X/(4*R^2+X^2)
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