Every study that has looked for errors has found them in considerable numbers. Spreadsheeting's childhood is over.
Solver Max provides a collection of optimization model examples in Excel (using the Solver and OpenSolver add-ins) and Python.
See our bibliography of spreadsheet best practice, risk management, errors and testing, and methods for improving spreadsheets.
Creating a slow spreadsheet is easy. Creating an efficient spreadsheet requires more thought and application of specific techniques.
Incorrect use of Excel's NPV function is a common source of spreadsheet errors. We show several pitfalls and ways to avoid them.
The twenty principles for good spreadsheet practice aims to reduce the amount of time wasted and the number of errors.
Overconfidence is one of the main causes of spreadsheet errors. Being informed about overconfidence leads to more accurate 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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