Audit hidden data, filters, and hard-coded values to ensure your Excel spreadsheets are professional and precise.

Specifically, I would like to highlight some real-world examples that demonstrate just how powerful the MAP function is. It can be confusing, considering that you have to use it with LAMBDA functions.

Build a free 2026 Excel budget file with bank import and XLOOKUP categories, so you track spending and savings without manual typing.

Learn how accounting spreadsheets work with real examples of journals plus when to switch to accounting software.

Learn to calculate the Sharpe Ratio in Excel for insightful investment analysis. Our guide will help you assess risk versus ...

Learn to simulate stock prices with Excel and gain predictive power over market trends. Our step-by-step guide enhances your ...

This example demonstrates how to use the Excel Export library to generate a simple spreadsheet document in code. After running this example, a console application creates an XLSX file and opens it in ...

Learn the difference between Excel COUNT and COUNTA, plus TEXTBEFORE and TEXTAFTER tricks, so you clean text and totals with ...

Abstract: This paper gives an account of the nonlinear superposition principle for classes of nonlinear systems. The existence of a nonlinear superposition principle is ensured by a Lie algebraic ...