(NEXSTAR) – Hoping to collect maximum Social Security benefits after you retire? It’s not likely unless you were among the country’s top earners for many of your working years. In order to max out ...

Alexandra Twin has 15+ years of experience as an editor and writer, covering financial news for public and private companies. David Kindness is a Certified Public Accountant (CPA) and an expert in the ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Abstract: For a large-scale array, the subarray technology can save the radio frequency (RF) channels. However, the use of subarray technology often tends to reduce the beamforming performance of the ...

In this letter, a subarray null adjustable method is proposed to solve the grating lobe problem for wideband large-spacing beam scanning arrays. With the reshaped subarray by this method, large null ...

You are given a map of a server center, represented as a m * n integer matrix grid, where 1 means that on that cell there is a server and 0 means that it is no server. Two servers are said to ...