code: @Override
  	public RandomVariable add(RandomVariable randomVariable) {
  		return new RandomVariableDifferentiableAADStochasticNonOptimized(
  				getValues().add(randomVariable),
  				Arrays.asList(this, randomVariable),
  				OperatorType.ADD);
  	}
docs: /* (non-Javadoc)
  @see net.finmath.stochastic.RandomVariable#add(net.finmath.stochastic.RandomVariable)