Reminds me of the rule of 72. Which also happens to be a second order approximat... | Hacker News

Hacker News new | past | comments | ask | show | jobs | submit

login

psychphysic on Feb 3, 2023 | parent | context | favorite | on: Estimating square roots in your head

Reminds me of the rule of 72.

Which also happens to be a second order approximation based on Taylor series.

Is that a trend? Second order is the sweet spot?

Consider applying for YC's Spring batch! Applications are open till Feb 11.
Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact