The rank-constrained Bisymmetric solution of the matrix equation AX = B and the optimal approximation
Qingfeng Xiao, Ding-xiu He · 2010
By applying the matrix rank method, the set of the Bisymmetric matrix solution with prescribed ranks to the matrix equation AX = B is presented. The expression of the optimal approximation solution to the set of the minimal rank solution Sm̃is provided.