article
Approximations, Euclid's algorithm and continued fractions
This article sets some puzzles and describes how Euclid's algorithm and continued fractions are related.
Rational and irrational numbers
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articleContinued fractions II
In this article we show that every whole number can be written as a continued fraction of the form k/(1+k/(1+k/...)).
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interactivityProof sorter - the square root of 2 is irrational
Age16 to 18Challenge level
Try this interactivity to familiarise yourself with the proof that the square root of 2 is irrational. Sort the steps of the proof into the correct order. -
