If you've ever found yourself copying the same formula down hundreds of rows in Excel, you know how tedious it gets. The usual approach, dragging formulas, adjusting cell references, and hoping ...

With new support for named functions, LAMBDA and helper functions, spreadsheet calculations — especially with arrays — may be more efficient and elegant. Image: Andy Wolber/TechRepublic. In August ...

Replace legacy formulas with MAP, BYROW, BYCOL, SCAN, and REDUCE to build secure, scalable, and automated spreadsheets.