Solution
= Solution
The Hermitian conjugate is $A^\dagger=\overline A^{,T}$. A <matrix> is unitary when $A^\dagger A=AA^\dagger=I$, and Hermitian when $A^\dagger=A$.
= Solution
The Hermitian conjugate is $A^\dagger=\overline A^{,T}$. A <matrix> is unitary when $A^\dagger A=AA^\dagger=I$, and Hermitian when $A^\dagger=A$.