The earned value method is a means for evaluating the progress of a budgeted project. Originally used to evaluate U.S. federal projects, such as building railways and military contracts, it can be ...

Abstract We introduce a family of piecewise isometries. This family is similar to the ones studied by Hooper and Schwartz. We prove that a renormalization scheme exists inside this family and compute ...

Empowered by artificial intelligence technologies, computers today can engage in convincing conversations with people, compose songs, paint paintings, play chess and go, and diagnose diseases, to name ...

One of the most important tools that investors use to decide whether to buy or sell a security is its market value. It is often different from a security’s market price, though sometimes market value ...