public function dataProviderForPDF() { return [[1, 0, 1, 0.1839397206], [1.1, 0, 1, 0.1664355418], [1.2, 0, 1, 0.150597106], [5, 0, 1, 0.0033689735], [1, 2, 1.4, 0.174836307], [1.1, 2, 1.4, 0.1877814373], [2.9, 2, 1.4, 0.1877814373]]; }