Some more subclasses of Q-matrix. - Gambheer Singh; Vatsalkumar N. Mer; Promila Kumar; S. K. Neogy (Oper. Res. Lett., 2023)

Non-homogeneous Riemannian gradient equations for sum of squares of Bures-Wasserstein metric. - Jinmi Hwang; Sejong Kim; Vatsalkumar N. Mer (J. Comput. Appl. Math., 2024)