NOT KNOWN FACTUAL STATEMENTS ABOUT LEVIS 4D

In Einstein notation, the duplication in the i index indicates the sum on i. The past is then denoted εijkεimn = δjmδkn − δjnδkm.These Attributes are essential for knowledge the actions of the tensor in numerous coordinate devices.ε i j ε i n = δ j n displaystyle varepsilon _ ij varepsilon ^ in = delta _ j ^ n The Levi-Civita symbol perm