[Help-glpk] Re: Switching Indexes within an expression (Inline)

[Thilo Bohr]

Thilo Bohr schrieb:
> Hi,
>
> given the following Parameter:
>
> param x {b in B, a in A, c in C};
> param y {b in B, a in A, c in C};
> param z {b in B, a in A, c in C} :
>   (x[b, a, c] + y[b, a, c]);
> param result {b in B, c in C, a in A} : z[a, b, c];
>
>
> As you can see, the result has the Indexes a and b switched.
>
> Is there a construct that allows me define the result Parameter without 
> the need of the z Parameter?
>
> I.e. is it possible to switch the indexes a und b inline (i.e. within 
> the expression)?
>
> The following does not work:
>
> param result {b in f, c in i, a in m} :
>   (x[b, a, c] + y[b, a, c])[a, b, c];

Sorry, that actually should read:

param result {b in B, c in C, a in A} :
  (x[b, a, c] + y[b, a, c])[a, b, c];


> Kind regards,
> Thilo