Sir Arthur Conan Doyle's Sherlock Holmes explains to Watson and the reader how to use Solver, an application of Excel used to solve mathematical programming problems. Holmes walks his audience through modeling the problem in Excel, using Solver to get the optimal solution, a description of variables, a discussion of shadow prices and right-hand sensitivity analysis, and an explanation of reduced costs.
Yurkiewicz, Jack, "The Mystery of Linear Programming Explained: Second Edition" (1999). Faculty Working Papers. Paper 21.