Hermitian Products of Hermitian Matrices: 11028

Götz Trenkler, G. P. Shannon. Hermitian Products of Hermitian Matrices: 11028. The American Mathematical Monthly, 112(4):370-371, 2005. [doi]

@article{TrenklerS05,
  title = {Hermitian Products of Hermitian Matrices: 11028},
  author = {Götz Trenkler and G. P. Shannon},
  year = {2005},
  url = {http://www.jstor.org/stable/30037484},
  researchr = {https://researchr.org/publication/TrenklerS05},
  cites = {0},
  citedby = {0},
  journal = {The American Mathematical Monthly},
  volume = {112},
  number = {4},
  pages = {370-371},
}