Abstract: In control theory using the state-space method, it is often assumed that a matrix is of full rank to further mathematical development. Few people stop to ask two questions: (1) How far is ...

This is a preview. Log in through your library . Journal Information SIAM Journal on Numerical Analysis contains research articles on the development and analysis of ...

The inspiration for this column comes not from the epic 1999 film The Matrix, as the title may suggest, but from an episode of Sean Carroll’s Mindscape podcast that I listened to over the summer. The ...