Re: [Help-glpk] how to make matrix multiply with mathprog

[xypron]

Hello,


hhb83 wrote:
> 
> hello, does anybody can tell me how to do this with mathprog?
> 
> Xp,i+1 = A*Xp,i + B*Up,i
> where, X is a 3-dimension matrix,10*10*3, so do U, A is 3*3 matrix, and B
> is 1*3; p and i is subscript, belong to 1-10.
> 

GLPK allows to make recursive definitions like:

param x[i in I, j in J] := if i ==0 then X0[j] else sum{ k in K } x[i-1,k] *
y[k,j];

Best regards

Xypron

-- 
View this message in context: 
http://www.nabble.com/how-to-make-matrix-multiply-with-mathprog-tp22077225p22086845.html
Sent from the Gnu - GLPK - Help mailing list archive at Nabble.com.