A Brief History of the Letter 'X,' From Algebra to X-Mas to Elon

A math historian explores how "x" came to stand in for an unknown quantity

The Mysterious Origins of 'X' in Algebra

The Mysterious Allure of a Mogul's Favorite Letter - WSJ

Weekend Briefing, Edition 30, 2023: Breaking China - Intelligent Investor

Decodyne Math Wall Clock - Unique Wall Clock - Each Hour Marked by a Simple Math Equation : Home & Kitchen

The Six, Book by Loren Grush, Official Publisher Page

Opinion Elon Musk rebrands with the letter X. Why? - The

Articles tagged as Ancient Greece

Articles tagged as Christmas

Elon ruining Twitter 1 change at a time : r/WhitePeopleTwitter

Elon Musk's history with the letter X, from SpaceX to Tesla Model

Catchword Branding Name review of Twitter rebrand as X

What Does X Mean to Elon Musk? - The New York Times