@Test
	public void testAtanDegrees() {
		double atan = SundialCalculations.atanDegrees(0);
		assertEquals(0, atan, 0);
		atan = SundialCalculations.atanDegrees(1);
		assertEquals(45, atan, 0.001);
		atan = SundialCalculations.atanDegrees(100000000000000.0);
		assertEquals(90, atan, 0.001);
	}