# Graham's Square Root Extractor

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The Demonstration shows Graham's square root extraction, based on the equivalence between and . Thus if the ruler is marked with units that are 10 times as large as those on the ruler, the green point will fall on the ruler at .

Contributed by: Izidor Hafner (August 2012)

Open content licensed under CC BY-NC-SA

## Snapshots

## Details

Reference

[1] L. A. Graham,* Ingenious Mathematical Problems and Methods*, New York: Dover Publications, 1959, pp. 74–75.

## Permanent Citation

"Graham's Square Root Extractor"

http://demonstrations.wolfram.com/GrahamsSquareRootExtractor/

Wolfram Demonstrations Project

Published: August 14 2012