In Mathematics, there are no shortcuts to understanding, but there are definitely smarter paths to scoring well.

Abstract: Nonlinear affine systems with relative degree two widely exist in the control field, and the unified output tracking control approach of these systems is still an open problem. This paper ...

Abstract: The Nyquist folding receiver (NYFR) is a new ultra-wideband (UWB) sensing structure that can sense signals in an UWB space. Since linear frequency modulation (LFM) signal is widely used in ...

People with psychiatric problems were instructed to use VRelax at home at least 3 times before the focus group discussions. Thematic analysis was conducted to identify barriers and facilitators.

(d) natural resources and fertilizers that cannot be grown, mined, or otherwise produced in the United States or grown, mined, or otherwise produced in sufficient quantities to meet domestic demand; ...

J.B. Maverick is an active trader, commodity futures broker, and stock market analyst 17+ years of experience, in addition to 10+ years of experience as a finance writer and book editor. Amy is an ACA ...