The cascading structure of typical spreadsheet formulae means that just about every spreadsheet is almost certainly wrong.
Incorrect use of Excel's NPV function is a common source of spreadsheet errors. We show several pitfalls and ways to avoid them.
Connexion is a collection of the most useful and interesting spreadsheet-related articles from the web.
Solver Max provides a collection of optimization model examples in Excel (using the Solver and OpenSolver add-ins) and Python.
Your spreadsheets may be disasters in the making. Strive for spreadsheets that are validated, reliable, and auditable.
"Oh My God" my formulas are not working! This article covers most of the reasons for Excel formulas not working. And how to fix them.
See our bibliography of spreadsheet best practice, risk management, errors and testing, and methods for improving spreadsheets.
Spreadsheets can be considered to be the world's most successful end-user programming language. Spreadsheet formulas are Turing complete.
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