The methods of cross-ratios, equivalence classes and metrics that were introduced in a previous paper (Altham 1970) are extended to three further problems. First the interdependence of the rows, ...

Microsoft Excel is arguably the greatest spreadsheet application from Redmond, and there’s a good reason so many number crunchers use it for all of their number crunching needs. While using Microsoft ...

Pivot tables in Microsoft Excel are a great way to organize and analyze data, and the more you know about the feature, the more you’ll get out of it. For instance, filtering a pivot table is a great ...