Thursday, August 04, 2005 8:53 AM

Jekky, Singapore

I learn these two concepts tonight. Although I don't know what's the application of this kind of matries, it's very interesting to know these concepts.
skew-symmetric matrix is a special case of skew-symmetric hermitian matrix such that they share the same properties.
  1. The trace of a skew-symmetric hermitian matrix is purely imaginary or zero;
  2. The eigenvalues of a skew-symmetric hermitian matrix are purely imaginary or zero;