Learning Calculus: Overcoming Our Artificial Need for Precision

Accepting that numbers can do strange, new things is one of the toughest parts of math:

• There’s numbers between the numbers we count with? (Yes — decimals)
• There’s a number for nothing at all? (Sure — zero)
• The number line is two dimensional? (You bet — imaginary numbers)

Calculus is a beautiful subject, but challenges some long-held assumptions:

• Numbers don’t have …
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