$ssl = new Romulodl\Ssl();
$ssl->calculate(array $hlc_values); // [high, low, close]
//returns integer (1 for positive channel or -1 for negative channel)

$ssl = new Romulodl\Ssl();
$ssl->calculate([
  [9950.00,9250.66,9786.80],
  [9843.50,9100.00,9310.73],
  [9585.00,9210.03,9374.99],
  [9880.00,9317.16,9678.57],
  [9958.67,9450.00,9731.10],
  [9900.00,9462.00,9773.64],
  [9838.00,9281.42,9508.11],
  [9573.00,8812.20,9060.00],
  [9259.38,8920.00,9166.40],
  [9300.00,9076.90,9176.41],
  [9294.44,8674.00,8711.37],
  [8977.00,8623.38,8895.65],
  [9011.82,8693.18,8837.05],
  [9230.00,8811.00,9197.32],
]);