Matrix functions, such as the exponential, square root and cosine, play an indispensable role in various fields including quantum mechanics, control theory and numerical solution of differential ...

This is a preview. Log in through your library . Abstract Let Ω = {X ∈ ℂn×p AX = B, XH = K, and AA†B = B,KH†H = K, AK = BH}, and let f(X) = (XC + D)M(XC + D)∗ − G be a given quadratic Hermitian matrix ...

This is a preview. Log in through your library . Abstract The emerging field of network science deals with the tasks of modeling, comparing, and summarizing large data sets that describe complex ...