Organizations with hierarchical structures are easily graphed and defined. Often described as "tree structures," they are unambiguous and relatively permanent organizational models, in which each ...

This is a preview. Log in through your library . Abstract In this paper three important matrix differentiation theorems are established and some special cases pointed out. The results are used to ...

Computer scientists have discovered a new way to multiply large matrices faster than ever before by eliminating a previously unknown inefficiency, reports Quanta Magazine. This could eventually ...