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 ...

Exponential integrators represent an innovative class of numerical methods designed to address the challenges posed by stiff differential equations. By incorporating the matrix exponential to treat ...

Econometric Theory provides an authoritative outlet for original contributions in all of the major areas of econometrics. As well as articles that embody original theoretical research, the journal ...