A -matrix is a kind of cube root of the identity matrix (distinct from the identity matrix) which is defined by the complex matrix
It satisfies
where is the identity matrix.
A -matrix is a kind of cube root of the identity matrix (distinct from the identity matrix) which is defined by the complex matrix
It satisfies
where is the identity matrix.
Weisstein, Eric W. "k-Matrix." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/k-Matrix.html