Messy Excel formulas are more than just an eyesore—they're harder to maintain. Every repeated cell reference and tangled ...

Abstract: A two-section broadband coupler with wide-range phase differences and power-dividing ratios is proposed. Closed-form design equations for the proposed couplers are derived. For verification, ...

There are tools that automatically compare the differences between two PDF files, but you can't detect the difference well unless they are almost the same text. When comparing PDF files with a revised ...