I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those experiences to help students improve in math through practical applications and tips.

If you are wondering how to use the Excel FILTER function with multiple criteria, here’s a tutorial to guide you through the steps and ensure you can efficiently filter and sort your data. The FILTER ...

JavaScript’s arrays can hold heterogeneous types, change size on the fly, and readily insert or remove elements. Traditional methods like slice, splice, and push/pop do this by operating on the array ...

Abstract: Flexible conformal array (FCA) can be regarded as an intelligent antenna array with deformable surface that can be widely used for smart skin or deformable aircraft. This article extends the ...

Abstract: Frequency diverse array (FDA)-multiple-input and multiple-output (MIMO) radar is characterized by a range-angle-dependent beampattern owing to extra frequency offset across the transmit ...