i need help....(adsbygoogle = window.adsbygoogle || []).push({});

prove SUM(k) [E(ijk)E(lmk)]= d(il)d(jm) - d(im)d(jl)

where "d" is Kronecker delta symbol and "E" is permutation symbol or

Levi-Civita density

**Physics Forums | Science Articles, Homework Help, Discussion**

Dismiss Notice

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# The Kronecker delta

**Physics Forums | Science Articles, Homework Help, Discussion**