- #1
P-Jay1
- 32
- 0
(ABC)ij =Xk Xl AikBklClj where x is the sum of
In the above equation which are the dummy indices and which are the free indices?
I think i and j are free, and k and l are dummy. But I am not surre!
In the above equation which are the dummy indices and which are the free indices?
I think i and j are free, and k and l are dummy. But I am not surre!