error on the function of ss[Creation of State-Space Models]

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Jason Zhu
Jason Zhu on 12 Dec 2013
Answered: Jason Zhu on 16 Dec 2013
when enter >> A = [0 1;-5 -2]; B = [0;3]; C = [0 1]; D = 0; sys = ss(A,B,C,D,0.25);
has below error(it is in Chinese) 'double' 类型输入参数的函数 'ss' 没有定义。
it means the double type input function 'ss' no defined. my version is 2012b

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Accepted Answer

Jason Zhu
Jason Zhu on 16 Dec 2013
yes, you are correct. thank you anyway.

More Answers (1)

Suneesh
Suneesh on 13 Dec 2013
You might not have the Control System Toolbox installed. Check that by executing:
ver

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