# Fermi Estimates and Dyson Designs **Covers**:: **Source**:: [Fermi Estimates and Dyson Designs](https://www.ribbonfarm.com/2022/03/30/fermi-estimates-and-dyson-designs/) **Creator**:: [[ribbonfarm.com]] # Highlights ##### ^305784496 highlight_tags:: [[Fermi estimate]] ###### ^305784496q A Fermi estimate is a quick-and-dirty solution to an arbitrary scientific or engineering analysis problem. Fermi estimation uses widely known numbers, readily observable phenomenology, basic physics equations, and a bunch of approximation techniques to arrive at rough answers that tend to be correct within an order of magnitude or so. ^305784496