mightHaveException($expectedResult); $sheet = $this->getSheet(); if (is_array($matrix)) { $sheet->fromArray($matrix, null, 'A1', true); $maxCol = $sheet->getHighestColumn(); $maxRow = $sheet->getHighestRow(); $sheet->getCell('Z1')->setValue("=MDETERM(A1:$maxCol$maxRow)"); } else { $sheet->getCell('Z1')->setValue("=MDETERM($matrix)"); } $result = $sheet->getCell('Z1')->getCalculatedValue(); self::assertEqualsWithDelta($expectedResult, $result, 1E-12); } public function providerMDETERM(): array { return require 'tests/data/Calculation/MathTrig/MDETERM.php'; } }