Method IsEven

extra/yassl/taocrypt/include/integer.hpp:187–187

        bool IsPositive()  const { return NotNegative() && NotZero(); }
        bool NotPositive() const { return !IsPositive(); }
        bool IsEven()      const { return GetBit(0) == 0; }
        bool IsOdd()       const { return GetBit(0) == 1; }

        Integer&  operator=(const Integer& t);