RealNumber[] _elements
int _radix
RealNumber.MAXIMUM_RADIX
.int[] _digits
int _exponent
RealNumber[] _numbers
null
and contains 2 non-null
elements.IntegerNumber _numerator
null
.IntegerNumber _denominator
null
.int _sign
RealNumber.getSign()
.java.lang.String _asString
RealNumber.toString()
.RealNumber[] _elements
null
and it
should never contain any null
elements. It is initialized
by the constructor. After that the contents should never change anymore.