<Ul> <Li> The inverse of an invertible Hermitian matrix is Hermitian as well . </Li> </Ul> <Li> The inverse of an invertible Hermitian matrix is Hermitian as well . </Li> <Ul> <Li> The product of two Hermitian matrices A and B is Hermitian if and only if AB = BA . </Li> </Ul> <Li> The product of two Hermitian matrices A and B is Hermitian if and only if AB = BA . </Li>

If a and b are hermitian is ab hermitian
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