作业帮matlab 7.0绘制根轨迹图时出现如下问题,开始还好好的,但之后却出现这个问题（程序一定没问题）.a.m内容是G=tf([1 4],[1 4 20]);figure(1)pzmap(G);figure(2)rlocus(G);以下是运行后的问题! To get started, select
来源：学生作业帮助网 编辑：作业帮 时间：2024/05/07 08:14:59
![matlab 7.0绘制根轨迹图时出现如下问题,开始还好好的,但之后却出现这个问题（程序一定没问题）.a.m内容是G=tf([1 4],[1 4 20]);figure(1)pzmap(G);figure(2)rlocus(G);以下是运行后的问题! To get started, select](/uploads/image/z/6760953-9-3.jpg?t=matlab+7.0%E7%BB%98%E5%88%B6%E6%A0%B9%E8%BD%A8%E8%BF%B9%E5%9B%BE%E6%97%B6%E5%87%BA%E7%8E%B0%E5%A6%82%E4%B8%8B%E9%97%AE%E9%A2%98%2C%E5%BC%80%E5%A7%8B%E8%BF%98%E5%A5%BD%E5%A5%BD%E7%9A%84%2C%E4%BD%86%E4%B9%8B%E5%90%8E%E5%8D%B4%E5%87%BA%E7%8E%B0%E8%BF%99%E4%B8%AA%E9%97%AE%E9%A2%98%EF%BC%88%E7%A8%8B%E5%BA%8F%E4%B8%80%E5%AE%9A%E6%B2%A1%E9%97%AE%E9%A2%98%EF%BC%89.a.m%E5%86%85%E5%AE%B9%E6%98%AFG%3Dtf%28%5B1+4%5D%2C%5B1+4+20%5D%29%3Bfigure%281%29pzmap%28G%29%3Bfigure%282%29rlocus%28G%29%3B%E4%BB%A5%E4%B8%8B%E6%98%AF%E8%BF%90%E8%A1%8C%E5%90%8E%E7%9A%84%E9%97%AE%E9%A2%98%21++To+get+started%2C+select)
matlab 7.0绘制根轨迹图时出现如下问题,开始还好好的,但之后却出现这个问题（程序一定没问题）.a.m内容是G=tf([1 4],[1 4 20]);figure(1)pzmap(G);figure(2)rlocus(G);以下是运行后的问题! To get started, select
matlab 7.0绘制根轨迹图时出现如下问题,开始还好好的,但之后却出现这个问题（程序一定没问题）.
a.m内容是
G=tf([1 4],[1 4 20]);
figure(1)
pzmap(G);
figure(2)
rlocus(G);
以下是运行后的问题!
To get started, select MATLAB Help or Demos from the Help menu.
The element type "name" must be terminated by the matching end-tag "".
Could not parse the file: d:\matlab7\toolbox\ccslink\ccslink\info.xml
>> a
Warning: File: D:\matlab7\toolbox\control\control\@lti\private\gainrloc.m Line: 148 Column: 22
The expression on this line will generate an error when executed. The error will be: Attempt to execute SCRIPT j as a function.
> In lti.genrlocus at 59
In resppack.ltisource.rlocus at 22
In wavepack.waveform.draw at 21
In wrfc.plot.draw at 18
In wrfc.plot.init_listeners>LocalRefreshPlot at 87
In lti.rlocus at 94
In a at 5
Warning: File: D:\matlab7\toolbox\control\control\@lti\private\gainrloc.m Line: 152 Column: 24
The expression on this line will generate an error when executed. The error will be: Attempt to execute SCRIPT j as a function.
> In lti.genrlocus at 59
In resppack.ltisource.rlocus at 22
In wavepack.waveform.draw at 21
In wrfc.plot.draw at 18
In wrfc.plot.init_listeners>LocalRefreshPlot at 87
In lti.rlocus at 94
In a at 5
? Error using ==> @lti\private\gainrloc>initgain
Attempt to execute SCRIPT j as a function.
Error in ==> wrfc.plot.init_listeners>LocalRefreshPlot at 87
draw(this)
? Error occurred while evaluating listener callback.
matlab 7.0绘制根轨迹图时出现如下问题,开始还好好的,但之后却出现这个问题（程序一定没问题）.a.m内容是G=tf([1 4],[1 4 20]);figure(1)pzmap(G);figure(2)rlocus(G);以下是运行后的问题! To get started, select
代码没有问题.
查查自己是不是命名了一个 j 的m文件
或者有一个函数,名字叫做 j
修改下即可