RUDE NUMBERS

A matrix was invented because math wanted to look cool in movies. It succeeded, confusingly.

✗ FAKE
Matrices are rectangular arrays of numbers, and the term was coined by James Joseph Sylvester in 1850. They are used in algebra, science and computing, and were not made for movies.

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A factorial was invented because multiplication needed a way to spiral emotionally.The number 1 is lonely, which is why it keeps starting everything.The number 11 looks like two ones standing together for emotional support.The first graphing calculator was invented to make students feel both powerful and confused.“Order of operations” was invented after a massive math fight. PEMDAS is basically a peace treaty.A perfect number is a number that is equal to the sum of its proper divisors, such as 28 — perfection defined through math, not personality.See all Rude Numbers facts →

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