RosettaCodeData/Task/Averages-Root-mean-square/E/averages-root-mean-square-1.e
Ingy döt Net 764da6cbbb CDE
2013-04-10 16:57:12 -07:00

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Text

def makeMean(base, include, finish) {
return def mean(numbers) {
var count := 0
var acc := base
for x in numbers {
acc := include(acc, x)
count += 1
}
return finish(acc, count)
}
}
def RMS := makeMean(0, fn b,x { b+x**2 }, fn acc,n { (acc/n).sqrt() })