pkg math/big, const ToNegativeInf = 4
pkg math/big, const ToNegativeInf RoundingMode
pkg math/big, const ToPositiveInf = 5
pkg math/big, const ToPositiveInf RoundingMode
pkg math/big, const ToZero = 2
pkg math/big, const ToZero RoundingMode
pkg math/big, func Jacobi(*Int, *Int) int
pkg math/big, func NewFloat(float64) *Float
pkg math/big, func ParseFloat(string, int, uint, RoundingMode) (*Float, int, error)

				continue
			}
			loaded[elemKey] = true

			fieldValues := make([]interface{}, len(fields))
			notZero = false
			for idx, field := range fields {
				fieldValues[idx], zero = field.ValueOf(ctx, elem)
				notZero = notZero || !zero
			}

			if notZero {
				dataKey := utils.ToStringKey(fieldValues...)
				if _, ok := dataResults[dataKey]; !ok {
					results = append(results, fieldValues)

        }
      }
    }
  }

  @GwtIncompatible // TODO
  public void testZeroDivIsAlwaysZero() {
    for (BigInteger q : NONZERO_BIGINTEGER_CANDIDATES) {
      for (RoundingMode mode : ALL_ROUNDING_MODES) {
        assertEquals(ZERO, BigIntegerMath.divide(ZERO, q, mode));
      }
    }
  }

  @GwtIncompatible // TODO
  public void testDivByZeroAlwaysFails() {

        }
      }
    }
  }

  @GwtIncompatible // TODO
  public void testZeroDivIsAlwaysZero() {
    for (BigInteger q : NONZERO_BIGINTEGER_CANDIDATES) {
      for (RoundingMode mode : ALL_ROUNDING_MODES) {
        assertEquals(ZERO, BigIntegerMath.divide(ZERO, q, mode));
      }
    }
  }

  @GwtIncompatible // TODO
  public void testDivByZeroAlwaysFails() {

	}

	*tDate = TransitionDate{trnDate}
	return nil
}

// MarshalXML encodes expiration date if it is non-zero and encodes
// empty string otherwise
func (tDate TransitionDate) MarshalXML(e *xml.Encoder, startElement xml.StartElement) error {
	if tDate.Time.IsZero() {
		return nil
	}
	return e.EncodeElement(tDate.Format(time.RFC3339), startElement)
}

 *       .result();
 * }
 * }</pre>
 *
 * <p>The value of this expression will have the same sign as the <i>first nonzero</i> comparison
 * result in the chain, or will be zero if every comparison result was zero.
 *
 * <p><b>Note:</b> {@code ComparisonChain} instances are <b>immutable</b>. For this utility to work
 * correctly, calls must be chained as illustrated above.
 *

    NEGATIVE_BIGINTEGER_CANDIDATES =
        Iterables.transform(POSITIVE_BIGINTEGER_CANDIDATES, NEGATE_BIGINT);
    NONZERO_BIGINTEGER_CANDIDATES =
        Iterables.concat(POSITIVE_BIGINTEGER_CANDIDATES, NEGATIVE_BIGINTEGER_CANDIDATES);
    ALL_BIGINTEGER_CANDIDATES =
        Iterables.concat(NONZERO_BIGINTEGER_CANDIDATES, ImmutableList.of(ZERO));
  }

  static final ImmutableSet<Double> INTEGRAL_DOUBLE_CANDIDATES;

			case !rule.Expiration.IsDateNull():
				if now.IsZero() || now.After(rule.Expiration.Date.Time) {
					events = append(events, Event{
						Action: DeleteAction,
						RuleID: rule.ID,
						Due:    rule.Expiration.Date.Time,
					})
				}
			case !rule.Expiration.IsDaysNull():
				if expectedExpiry := ExpectedExpiryTime(obj.ModTime, int(rule.Expiration.Days)); now.IsZero() || now.After(expectedExpiry) {

    NEGATIVE_BIGINTEGER_CANDIDATES =
        Iterables.transform(POSITIVE_BIGINTEGER_CANDIDATES, NEGATE_BIGINT);
    NONZERO_BIGINTEGER_CANDIDATES =
        Iterables.concat(POSITIVE_BIGINTEGER_CANDIDATES, NEGATIVE_BIGINTEGER_CANDIDATES);
    ALL_BIGINTEGER_CANDIDATES =
        Iterables.concat(NONZERO_BIGINTEGER_CANDIDATES, ImmutableList.of(ZERO));
  }

  static final ImmutableSet<Double> INTEGRAL_DOUBLE_CANDIDATES;

 *       .result();
 * }
 * }</pre>
 *
 * <p>The value of this expression will have the same sign as the <i>first nonzero</i> comparison
 * result in the chain, or will be zero if every comparison result was zero.
 *
 * <p><b>Note:</b> {@code ComparisonChain} instances are <b>immutable</b>. For this utility to work
 * correctly, calls must be chained as illustrated above.
 *