median
don steward
mathematics teaching 10 ~ 16

Tuesday, 28 May 2013

fraction approximations to square roots





























there are patterns to be found in the fraction approximations

this work links with Heron's method for calculating square roots (which seems to have been known to the Babylonians)

see also the very helpful CTK (Cut the Knot) insights blog where the use of the 'Regula Falsi' method is explored

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