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Topic: (fsolve) + (Scaling): Possibly Simple Problem - Urgent Help Needed
Replies: 15   Last Post: Nov 11, 2011 2:25 PM

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 Mark Shore Posts: 307 Registered: 10/30/09
Re: (fsolve) + (Scaling): Possibly Simple Problem - Urgent Help Needed
Posted: Nov 9, 2011 7:12 PM

"Alaa Elwany" <alaa_elwany@yahoo.com> wrote in message <j9enqn\$r4o\$1@newscl01ah.mathworks.com>...
> I am trying to solve 2 non-linear equations in two variables x1, and x2.
>
> For simplicity, the 2 equations take the forms:
>
> x1 = A / (B^x2 + C^x2)
> x2 = D / (x1*E - F)
>

Without taking anything away from Rogers's comment, why two constants B and C when they could be replaced by a single constant (= B + C)?

Also, since X1 is a function of X2 and vice-versa, a recursive solution method might be better suited to your problem.

Date Subject Author
11/9/11 Alaa Elwany
11/9/11 Roger Stafford
11/9/11 Alaa Elwany
11/9/11 Greg Heath
11/10/11 Alaa Elwany
11/11/11 Greg Heath
11/9/11 Roger Stafford
11/10/11 Alaa Elwany
11/10/11 Roger Stafford
11/10/11 Alaa Elwany
11/9/11 Mark Shore
11/9/11 Roger Stafford
11/9/11 Mark Shore
11/10/11 Roger Stafford
11/11/11 Greg Heath
11/11/11 Mark Shore