/src/main/java/net/finmath/montecarlo/automaticdifferentiation/backward/alternative/RandomVariableUniqueVariable.java
resultrandomvariable = resultrandomvariable.getHistogram( -1.0) ;
resultrandomvariable = resultrandomvariable.mult ( -1.0 ) ;
case ADD: resultrandomvariable = new RandomVariableFromDoubleArray(1.0); break; case SUB: resultrandomvariable = new RandomVariableFromDoubleArray(1.0); if(variableIndex == currentRandomVariable.getParentIDs()[1]){ <extra_id_0> } break; case MULT: if(variableIndex == currentRandomVariable.getParentIDs()[0]){ resultrandomvariable = currentParentRandomVariables.get(1); } else {