The Alien World of Dual Numbers and Their Applications

Why don’t we teach this simple method for finding derivatives to our students?

Kasper Müller
Cantor’s Paradise
6 min readMay 1, 2024

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An alien doing mathematics on a board
Image generated by AI

Why didn’t anyone teach me this when I was in high school and used all my mathematical RAM trying to remember a ton of rules and specific calculus results?

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Mathematician, programmer and writer interested in the mysteries of the Universe, fascinated by the human mind, music and things that I don’t understand.