"Make a line of 10 apples and declare it to be 2 units long" <- what number does... | Hacker News

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testaccount28 70 days ago | parent | context | favorite | on: How real are real numbers? (2004)

"Make a line of 10 apples and declare it to be 2 units long" <- what number does this physically realize?

Dylan16807 70 days ago [–]

Both ten and two. And it lets you model fifths.

But don't ask me about that. That part wasn't my idea at all. Ask dhosek about that way to do fractions. My contribution was the square root and the subtraction.

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