public function dataProviderForGammaLanczos()
{
return [[0.1, 9.513507698668732], [0.2, 4.5908437119988035], [0.3, 2.991568987687591], [0.4, 2.218159543757688], [0.5, 1.772453850905516], [0.6, 1.489192248812817], [0.7, 1.2980553326475577], [0.8, 1.1642297137253035], [0.9, 1.0686287021193193], [1, 1], [1.0, 1], [1.1, 0.9513507698668732], [1.2, 0.9181687423997607], [1.3, 0.8974706963062772], [1.4, 0.8872638175030753], [1.5, 0.8862269254527581], [1.6, 0.8935153492876903], [1.7, 0.9086387328532904], [1.8, 0.9313837709802427], [1.9, 0.9617658319073874], [2, 1], [2.0, 1], [3, 2], [3.0, 2], [4, 6], [4.0, 6], [5, 24], [5.0, 24], [6, 120], [6.0, 120], [2.5, 1.329340388179137], [5.324, 39.54287866273389], [10.2, 570499.027841036], [0, \INF], [0.0, \INF], [-1, -\INF], [-2, -\INF], [-2.0, -\INF], [-0.1, -10.686287021193193], [-0.4, -3.722980622032043], [-1.1, 9.714806382902903], [-1.2, 4.850957140522097]];
}
