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Topic: Inverse Using Function Handle !!!!
Replies: 1   Last Post: Jan 28, 2013 10:17 AM

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Steven Lord

Posts: 18,038
Registered: 12/7/04
Re: Inverse Using Function Handle !!!!
Posted: Jan 28, 2013 10:17 AM
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"Waleed Mirza" <> wrote in message
> Hi,
> I have been trying alot to take inverse of a function handle using
> "finverse" but I am unsuccessful
> Its working with f(x) syntax but not with function handles

>>> syms x
>>> fh=@(x)(x.^2-9);
>>> f(x) = x^2-9;

>>> g= finverse(f)
> g(x) =
> (x + 9)^(1/2)

>>> g= finverse(fh)
> Undefined function 'finverse' for input arguments of type
> 'function_handle'.
> PLEASE Anybody Help

The FINVERSE function is ONLY defined for symbolic objects. It will NOT work
with general function handles.

Steve Lord
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