aparler/RosettaCodeData
1
0
Fork 0
Code Issues 12 Pull requests 3 Projects Releases Packages Wiki Activity Actions

September 2017 Update

Browse source
This commit is contained in:
Ingy döt Net 2017-09-23 10:01:46 +02:00
parent bba7bfd280
commit ba8067c3b7
14570 changed files with 153136 additions and 63871 deletions
Download patch file Download diff file Expand all files Collapse all files

16
Task/Averages-Root-mean-square/JavaScript/averages-root-mean-square-2.js
View file

@ -1,18 +1,18 @@
(lst => {
(() => {
'use strict';
// rootMeanSquare :: [Num] -> Real
let rootMeanSquare = lst =>
Math.sqrt(
lst.reduce(
const rootMeanSquare = xs =>
Math.sqrt(
xs.reduce(
(a, x) => (a + x * x),
0
) / lst.length
) / xs.length
);
return rootMeanSquare(lst);
return rootMeanSquare([1, 2, 3, 4, 5, 6, 7, 8, 9, 10]);
})([1, 2, 3, 4, 5, 6, 7, 8, 9, 10]);
// -> 6.2048368229954285
})();