Abstract: This article tackles the problem of fixed-time attitude tracking control of rigid spacecrafts subject to unknown inertia and external disturbances. In particular, the approach focuses on ...

A financial “security” is nothing more than a claim on some stream of cash flows that investors expect to be delivered into their hands in the future. From our simple example, it’s already clear that ...

Abstract: The polar coordinate system fast time-domain algorithm is more efficient than the original back-projection (BP) algorithm. However, it still has complex coordinate transformation and 2-D ...

Add Yahoo as a preferred source to see more of our stories on Google. Data center projects in DeForest, Mount Pleasant, and Port Washington have raised understandable concerns from residents. It makes ...