Get minimum or maximum of two number without using conditional statement. Max(a,b) MIN(a,b) implementation in CSharp/C#

min_max.cs

int max(int a, int b)
{
	/* max(a,b) = 1/2(a + b + |a-b|) */
	Func<int, int> modValue = x => (int)Math.Sqrt(Math.Pow(x, 2));
	return (int)Math.Ceiling((double)(a + b)/2 + ((double)modValue(a - b))/2);
}

int min(int a, int b)
{
	/* max(a,b) = 1/2(a + b - |a-b|) */
	Func<int, int> modValue = x => (int)Math.Sqrt(Math.Pow(x, 2));
	return (int)Math.Ceiling(((double)(a + b) / 2 - ((double)modValue(a - b)) / 2));
}