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