Function spaces provide the abstract settings in which differential equations are formulated, analysed and solved. At their heart lies the concept of measuring both the size and smoothness of ...

The zeta function of a graph, inspired by analogues in number theory and differential geometry, encodes fundamental cycle and path data in a compact analytic form. Its prototypical instance, the Ihara ...

ESPN's NBA Basketball Power Index (BPI) is a measure of team strength developed by the ESPN Analytics team. BPI is meant to be the best predictor of a team's performance for the rest of the season.

Master Xlookup In 2019, Microsoft introduced the Xlookup function as a major upgrade to the Vlookup function that most Excel power users are familiar with (it also essentially replaces the Index Match ...

The Premier League rarely deals in quiet finales, and this weekend offers another high-pressure chapter as Wolves host Tottenham Hotspur at Molineux. Both clubs arrive with very different emotional ...

As PCMag's resident data journalist, I practically live in Microsoft Excel. I've learned that it's capable of far more than I ever imagined. These are the hacks and tricks you need to know. Our team ...