Using "Fermi questions" and simple physics to get ballpark figures.
Exercises and examples are grouped by the mathematical strategy they illustrate rather than by scientific subfield, which helps in recognizing patterns across different disciplines. Target Audience Thinking About Equations: A Practical Guide for...
Checking if an equation makes sense at extremes (e.g., zero or infinity). Using "Fermi questions" and simple physics to get
, written by Matt A. Bernstein and William A. Friedman, is a supplement designed to bridge the gap between rote mathematical manipulation and physical understanding. Core Premise zero or infinity).
The book aims to help students move beyond just solving for a variable and instead learn to "interrogate" an equation. It provides a "toolbox" of techniques—reminiscent of Richard Feynman's famous "different box of tools"—to analyze, simplify, and verify mathematical expressions in a physical context.