A self-adjoint matrix is a square matrix 
satisfying
 |
where the conjugate transpose is denoted 
and 
is the transpose. A self-adjoint
matrix is also called a Hermitian matrix.
Self-Adjoint Matrix
See also
Adjoint Operator, Conjugate Transpose, Hermitian Matrix, TransposeExplore with Wolfram|Alpha
Cite this as:
Weisstein, Eric W. "Self-Adjoint Matrix." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/Self-AdjointMatrix.html