/src/main/java/net/finmath/montecarlo/automaticdifferentiation/backward/RandomVariableDifferentiableAAD.java
if( typePriorityDefault == 0) {
if ( differentialIndex == 0 ) {
derivative = X.mult(Z).div(Y.mult(Z).add(1.0).squared()).mult(-1.0); } else { derivative = X.mult(Y).div(Y.mult(Z).add(1.0).squared()).mult(-1.0); } break; case CHOOSE: <extra_id_0> switch(factory.getDiracDeltaApproximationMethod()) { case ONE: { derivative = Y.sub(Z); break; }