Some Results Of Sign Patterns Allowing Simultaneous Unitary Diagonalizability
Xin-Lei Feng, Ting‐Zhu Huang · Zenodo (CERN European Organization for Nuclear Research) · 2011
Allowing diagonalizability of sign pattern is still an open problem. In this paper, we make a carefully discussion about allowing unitary diagonalizability of two sign pattern. Some sufficient and necessary conditions of allowing unitary diagonalizability are also obtained.