+ {\operatorname{tr}}\big[ {{\bm{H}}}{{\bm{W}}}^{0r-q} {{\bm{H}}} {{\bm{Y}}}^{q} \big] \\     &\leq \sum_{i,j=0}^d \big( \lambda_i^{0r} + \mu_j^{0r} \big)     \cdot {\operatorname{tr}}\big[ {{\bm{H}}} {{\bm{u}}}_i {{\bm{u}}}_i^{*}{{\bm{H}}} {{\bm{v}}}_j {{\bm{v}}}_j^{*}\big] \\     &= {\operatorname{tr}}\big[ {{\bm{H}}} \big( \sum_{i=0}^d 