public static BitString BitStringSubtraction(BitString larger, BitString smaller)
{
var largerVal = larger.ToPositiveBigInteger();
var smallerVal = smaller.ToPositiveBigInteger();
if (smallerVal > largerVal)
{
throw new ArgumentException("Unable to subtract, leads to negative value");
}
var result = largerVal - smallerVal;
return(new BitString(result, larger.BitLength));
}
