matlab解微分方程出错?iiiiii?il =- (8C^2R^4i - 2CLR^2i + (2CL^2R^2i)/(L^2 - 4CLR^2)^(1/2) - (8C^2LR^4i)/(L^2 - 4CLR^2)^(1/2))/(exp((t(L + (L^2 - 4CLR^2)^(1/2)))/(2CLR))(16C^2R^4 - 4C*LR^2)) - (8C^2R^4i - 2C

来源：学生作业帮助网编辑：作业帮时间：2024/11/29 00:34:46

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matlab解微分方程出错?iiiiii?il =- (8*C^2*R^4*i - 2*C*L*R^2*i + (2*C*L^2*R^2*i)/(L^2 - 4*C*L*R^2)^(1/2) - (8*C^2*L*R^4*i)/(L^2 - 4*C*L*R^2)^(1/2))/(exp((t*(L + (L^2 - 4*C*L*R^2)^(1/2)))/(2*C*L*R))*(16*C^2*R^4 - 4*C*L*R^2)) - (8*C^2*R^4*i - 2*C*
matlab解微分方程出错?iiiiii?
il =
- (8*C^2*R^4*i - 2*C*L*R^2*i + (2*C*L^2*R^2*i)/(L^2 - 4*C*L*R^2)^(1/2) - (8*C^2*L*R^4*i)/(L^2 - 4*C*L*R^2)^(1/2))/(exp((t*(L + (L^2 - 4*C*L*R^2)^(1/2)))/(2*C*L*R))*(16*C^2*R^4 - 4*C*L*R^2)) - (8*C^2*R^4*i - 2*C*L*R^2*i - (2*C*L^2*R^2*i)/(L^2 - 4*C*L*R^2)^(1/2) + (8*C^2*L*R^4*i)/(L^2 - 4*C*L*R^2)^(1/2))/(exp((t*(L - (L^2 - 4*C*L*R^2)^(1/2)))/(2*C*L*R))*(16*C^2*R^4 - 4*C*L*R^2)) + (exp(t/(2*C*R) - (t*(L^2 - 4*C*L*R^2)^(1/2))/(2*C*L*R))*(2*C*R^2*i + (2*C*R^2*(L - 4*C*R^2)*i)/((L^2 - 4*C*L*R^2)^(1/2) - L + 4*C*R^2)))/(exp((t*(L - (L^2 - 4*C*L*R^2)^(1/2)))/(2*C*L*R))*(L^2 - 4*C*L*R^2)^(1/2)) - (exp(t/(2*C*R) + (t*(L^2 - 4*C*L*R^2)^(1/2))/(2*C*L*R))*(2*C*R^2*i - (2*C*R^2*(L - 4*C*R^2)*i)/(L + (L^2 - 4*C*L*R^2)^(1/2) - 4*C*R^2)))/(exp((t*(L + (L^2 - 4*C*L*R^2)^(1/2)))/(2*C*L*R))*(L^2 - 4*C*L*R^2)^(1/2))

matlab解微分方程出错?iiiiii?il =- (8*C^2*R^4*i - 2*C*L*R^2*i + (2*C*L^2*R^2*i)/(L^2 - 4*C*L*R^2)^(1/2) - (8*C^2*L*R^4*i)/(L^2 - 4*C*L*R^2)^(1/2))/(exp((t*(L + (L^2 - 4*C*L*R^2)^(1/2)))/(2*C*L*R))*(16*C^2*R^4 - 4*C*L*R^2)) - (8*C^2*R^4*i - 2*C*
- ((4*C*L*R^2 - L^2)^(1/2) - (L*(4*C*L*R^2 - L^2)^(1/2))/(L^2 - 4*C*L*R^2)^(1/2))/(2*exp((t*(L + (L^2 - 4*C*L*R^2)^(1/2)))/(2*C*L*R))*(L^2 - 4*C*L*R^2)^(1/2)) - ((4*C*L*R^2 - L^2)^(1/2) + (L*(4*C*L*R^2 - L^2)^(1/2))/(L^2 - 4*C*L*R^2)^(1/2))/(2*exp((t*(L - (L^2 - 4*C*L*R^2)^(1/2)))/(2*C*L*R))*(L^2 - 4*C*L*R^2)^(1/2)) + (exp(t/(2*C*R) - (t*(L^2 - 4*C*L*R^2)^(1/2))/(2*C*L*R))*((4*C*L*R^2 - L^2)^(1/2)/2 + (L*i)/2))/(exp((t*(L - (L^2 - 4*C*L*R^2)^(1/2)))/(2*C*L*R))*(L^2 - 4*C*L*R^2)^(1/2)) - (exp(t/(2*C*R) + (t*(L^2 - 4*C*L*R^2)^(1/2))/(2*C*L*R))*(- (4*C*L*R^2 - L^2)^(1/2)/2 + (L*i)/2))/(exp((t*(L + (L^2 - 4*C*L*R^2)^(1/2)))/(2*C*L*R))*(L^2 - 4*C*L*R^2)^(1/2))
我解的结果很正常,有可能你的matlab版本的一些文件出了问题,里面有些符号识别错了或者是有的运算m文件被替换了.把il换成x试一试.

这，耍我们呢？

matlab解微分方程出错?iiiiii?il =- (8*C^2*R^4*i - 2*C*L*R^2*i + (2*C*L^2*R^2*i)/(L^2 - 4*C*L*R^2)^(1/2) - (8*C^2*L*R^4*i)/(L^2 - 4*C*L*R^2)^(1/2))/(exp((t*(L + (L^2 - 4*C*L*R^2)^(1/2)))/(2*C*L*R))*(16*C^2*R^4 - 4*C*L*R^2)) - (8*C^2*R^4*i - 2*C* matlab怎么解微分方程 matlab解偏微分方程, matlab怎么解微分方程? Matlab 出错 matlab出错, 怎么用matlab解符号偏微分方程 matlab 用eig和diag解微分方程 matlab解偏微分方程请把matlab语句给出来～ matlab 求和的出错为什么用matlab解微分方程的时候总是出错我输入的命令式dslove('Du=1+u^2','x')结果总是出现Undefined command/function 'dslove'.请问错误出在哪里? matlab 会解偏微分方程吗? matlab求微分方程 matlab解决微分方程问题 Matlab无法求出解析解的微分方程,怎样作出函数图像?比如这个微分方程：dequ='D2x+Dx-x+x^3=cos(t)'求不出解析解,报告出错.但我仍然想作出x关于t的函数图像,我想这时可以通过数值计算,而不是求出请用Matlab求解下面二阶常微分方程的数值解求大神帮忙用matlab求解微分方程的数值解用Matlab求简单微分方程的解析解?