We analyze two popular semidefinite programming relaxations for quadratically constrained quadratic programs with matrix variables. These relaxations are based on vector lifting and on matrix lifting; ...

This image released by Warner Bros. Pictures shows Keanu Reeves and Carrie-Anne Moss in a scene from "The Matrix Resurrections." (Warner Bros. Pictures via AP) ...

CS 106A is Stanford University’s introductory programming course. The module – which is also available to view on YouTube – introduces the fundamentals of coding in an accessible way, and lays the ...

Stefan Karpinski was building a software tool that could simulate the behavior of wireless networks, and his code was a complete mess. But it wasn't his fault. As a computer science grad student with ...