This month’s column shows how to use the remarkably versatile AGGREGATE function in Excel.

INDEX with XMATCH returns an item from a range or array according to the first or last match it finds. Like XLOOKUP, it works with vertical and horizontal datasets, can search in any direction, and ...

Currently, the GROUPBY function is available only in Microsoft Excel 365. If you would like to follow along in using this function, you can download this Excel workbook and view the video at the end ...

Master Excel's IF, AND, and OR functions to automate decisions, reduce errors, and simplify workflows. Learn practical tips and examples now!

This journal, begun in 1943 as Mathematical Tables and Other Aids to Computation, publishes original articles on all aspects of numerical mathematics, book reviews, mathematical tables, and technical ...