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Topic: problem with finverse in matlab2008
Replies: 4   Last Post: Aug 1, 2013 12:53 PM

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Loren Shure

Posts: 1,067
Registered: 12/7/04
Re: problem with finverse in matlab2008
Posted: Aug 1, 2013 8:35 AM
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"george veropoulos" <> wrote in message
> Dear friends
> i run the following code in matlab 2008a (7.6.0)
> syms x
> f(x) = 1/tan(x);
> g = finverse(f)
> and i have the following message
> ??? Undefined function or method 'syms' for input arguments of type
> 'char'.
> Error in ==> test1 at 1
> syms x
> what happened thnak you
> george

symfuns, such as f(x), didn't get introduced until R2013a, I believe


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