Asked by Philosophaie
on 28 Jun 2013

??? Assignment has more non-singleton rhs dimensions than non-singleton subscripts.

Error in ==> EigenValuesVectors4x4ToTensor at 16

f(i,k,r)=(T(i,k)-L(r)*I)*A(r,k)

I=[1 0 0 0;0 1 0 0;0 0 1 0;0 0 0 1] T=[T11 T12 T13 T14; T21 T22 T23 T24; T31 T32 T33 T34; T41 T42 T43 T44] A=[A11 A12 A13 A14; A21 A22 A23 A24; A31 A32 A33 A34; A41 A42 A43 A44] L=[L1; L2; L3; L4] f=(zeros(4,4,4)) for r=1:4 for k=1:4 for i=1:4 f(i,k,r)=(T(i,k)-L(r)*I)*A(r,k) end end end

*No products are associated with this question.*

Answer by Walter Roberson
on 28 Jun 2013

Accepted answer

Your "I" is an array, so L(r)*I is an array, and (T(i,k)-L(r)*I) is too, and so (T(i,k)-L(r)*I)*A(r,k) is going to be an array. You are trying to store that entire array into the single location f(i,k,r)

Perhaps you should be indexing "I" as well.

Opportunities for recent engineering grads.

## 1 Comment

## Jan Simon (view profile)

Direct link to this comment:http://www.mathworks.com/matlabcentral/answers/80584#comment_157484

What is "I"?