- #1

- 5

- 0

[itex]

\epsilon_{ijk}x_j\delta_{jk}

[/itex]

Can I sift the levi civita and get

[itex]

\epsilon_{ijj}x_j=0

[/itex]

or sift x and get

[itex]

\epsilon_{ijk}x_k\not=0

[/itex]

Each gives a different answer. What mistake am I making here?

Thank you,

Ian