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Added docblocks

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This commit is contained in:
Dennis Eichhorn 2017-08-18 21:11:50 +02:00
parent c2544b18c3
commit 0787b00736
1 changed files with 13 additions and 4 deletions
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11
Math/Finance/Lorenzkurve.php
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@ -26,7 +26,16 @@ namespace phpOMS\Math\Finance;
*/
class Lorenzkurve
{
public static function getGiniCoefficient(array $data)
/**
* Calculate Gini coefficient
*
* @param array $data Datapoints (can be unsorted)
*
* @return float
*
* @since 1.0.0
*/
public static function getGiniCoefficient(array $data) : float
{
$sum1 = 0;
$sum2 = 0;