docs: function evaluatePolynomial (pointsToEvaluate, functionValuesX, functionValuesY) {
    var results = []
    pointsToEvaluate = help.makeItArrayIfItsNot(pointsToEvaluate)
    // evaluate the interpolating polynomial for each point
    pointsToEvaluate.forEach(function (point) {
      results.push(nevillesIteratedInterpolation(point, functionValuesX, functionValuesY))
    })
    return results
  }