Function AntiCos

TSDualNum.h:353–359

	}

	DualNum AntiCos(const DualNum& d)
	{
		float	x, y;

		CosSin(d.t, &x, &y);
		return (DualNum(-d.s * y, x));
	}

	DualNum AntiTan(const DualNum& d)
	{