mightHaveException($expectedResult); $sheet = $this->getSheet(); $sheet->getCell('A2')->setValue(0.8); $sheet->getCell('A1')->setValue("=ATANH($formula)"); $result = $sheet->getCell('A1')->getCalculatedValue(); self::assertEqualsWithDelta($expectedResult, $result, 1E-6); } public function providerAtanh(): array { return require 'tests/data/Calculation/MathTrig/ATANH.php'; } }