public DoubleAdder add(final double value) {
		addWithCompensation(value);
		_simpleSum += value;
		return this;
	}
Add the given {@code value} to this adder, using the
<a href="http://en.wikipedia.org/wiki/Kahan_summation_algorithm">Kahan
summation algorithm</a>

@param value the {@code value} to add
@return {@code this} adder, for command chaining
jenetics/src/main/java/io/jenetics/internal/math/DoubleAdder.java