Period of a nonlinear pendulum
( go to the article → https://www.johndcook.com/blog/2023/11/20/nonlinear-pendulum-period/ )
The term “nonlinear pendulum” is analogous to a retronym, a new name for an old thing to distinguish it from a new variation. For example, once upon a time a guitar was just a guitar. Now such a guitar is called an acoustic guitar to distinguish it from an electric guitar. Similarly, analog signal processing […] The post Period of a nonlinear pendulum first appeared on John D. Cook.
Nov. 20, 2023, 5:10 p.m.