src\runtime\src\libraries\System.Private.CoreLib\src\System\Double.cs (10)
1916result = sign * CosForIntervalPiBy4(fractional * Pi, 0.0);
1940result = -sign * CosForIntervalPiBy4((1.0 - fractional) * Pi, 0.0);
1945result = CosForIntervalPiBy4(x * Pi, 0.0);
2257cosPi = cosSign * CosForIntervalPiBy4(value, 0.0);
2271sinPi = sinSign * CosForIntervalPiBy4(value, 0.0);
2284sinPi = +sinSign * CosForIntervalPiBy4(value, 0.0);
2292cosPi = -cosSign * CosForIntervalPiBy4(value, 0.0);
2300cosPi = CosForIntervalPiBy4(value, 0.0);
2379result = sign * CosForIntervalPiBy4((0.5 - fractional) * Pi, 0.0);
2388result = sign * CosForIntervalPiBy4((fractional - 0.5) * Pi, 0.0);