Excel can solve equations through several of its mathematical functions, but the single Excel tool that works on the largest variety of equations is the program's Solver Add-in. This tool reads an ...

Solving an equation means finding the value or values for which the two expressions on each side of the equals sign are equal. One of the most common methods used to solve equations is the balance ...

In the first part of this blog, Using Solver in Excel, Part 1, we started looking at what we can do with the Solver add-in to the Excel spreadsheet program. We looked at using Solver for the design of ...

Have you ever found yourself wrestling with Excel, wishing it could just do *that one thing* to make your work easier? Maybe you’ve spent hours manually replacing text, trying to filter data with ...

is an n ×n nonsingular matrix. Previously, a much smaller singularity criterion was used, which caused algebraic operations to be performed on values that were ...

Several years ago, I wrote an article on using Elmer to solve complicated physics problems. Elmer has progressed quite a bit since then, so I thought it would be worth taking a fresh look at this ...

A switching dc-dc converter converts an input voltage to an output of a different magnitude and/or polarity with high efficiency. Typically, such a converter must be regulated; that is, able to ...