euclidean-distance/squared.js

Calculate the Euclidean distance been two points in 2D/3D/nD space.

module.exports = function (a, b) {
  var sum = 0
  var n
  for (n = 0; n < a.length; n++) {
    sum += Math.pow(a[n] - b[n], 2)
  }
  return sum
}