Averages/Root mean square: Difference between revisions
Added Kotlin
(Restored lost visibility of formula, and corrected exaggerated disparity between relative sizes of formula and text) |
(Added Kotlin) |
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6.204837
</lang>
=={{header|Kotlin}}==
<lang scala>// version 1.0.5-2
fun quadraticMean(vector: Array<Double>) : Double {
var sum: Double = 0.0
for (d in vector) sum += d * d
return Math.sqrt(sum / vector.size)
}
fun main(args: Array<String>) {
val vector = Array<Double>(10, { (it + 1).toDouble() })
print("Quadratic mean of numbers 1 to 10 is ${quadraticMean(vector)}")
}</lang>
{{out}}
<pre>
Quadratic mean of numbers 1 to 10 is 6.2048368229954285
</pre>
=={{header|Lasso}}==
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