Ever since Microsoft introduced Python in Excel, I have treated it as a ‘someday’ project. I knew Python integration was the ...

Diarmuid Early won first place in the 2025 Microsoft Excel World Championship. He has some pointers for using Excel at work.

Word Puzzles are engaging games that are often designed to test ability with language or to explore its properties. In Word Puzzle, languages are used in different ways, like crosswords, word searches ...

TL;DR: Get Word, Excel, and PowerPoint for life with no subscription fees for $119.97. Microsoft 365 costs $99.99/year, and you’re never done paying for it. If you don’t want to pay more every year ...

Abstract: As one of the most critical components in modern LP solvers, presolve in linear programming (LP) employs a rich set of presolvers to remove different types of redundancy in input problems by ...

Abstract: The paper studies discrete-time statistical filtering problems with the goal to minimize expected total costs. Such problems are usually defined by pairs of stochastic equations and by ...