public static BigInteger operator +(BigInteger bi1, BigInteger bi2)
{
if (bi1 == 0)
{
return(new BigInteger(bi2));
}
if (bi2 == 0)
{
return(new BigInteger(bi1));
}
return(Kernel.AddSameSign(bi1, bi2));
}
public static BigInteger operator +(BigInteger left, BigInteger right)
{
return(left == 0 ? right : (right == 0 ? left : Kernel.AddSameSign(left, right)));
}