The Hairy Ball theorem, proved by Henri Poincaré in 1885, demonstrates that it's impossible to create a perfectly smooth hair ...

It was previously believed that trigonometry, using sine, cosine, or tangent, to verify Pythagoras’ theorem (a2 + b2 ... thousands of minds and thousands of proofs, ranging from Euclid to ...

Artificial intelligence has long been trying to mimic human-like logical reasoning. While it has made massive progress in ...

This document is a cheatsheet for JavaScript you will frequently encounter in modern projects and most contemporary sample code. This guide is not intended to teach you JavaScript from the ground up, ...

navi allows you to browse through cheatsheets (that you may write yourself or download from maintainers) and execute commands. Suggested values for arguments are dynamically displayed in a list.