src/main/java/org/helm/notation2/parser/notation/polymer/MonomerNotationGroupElement.java
public List<Double> getValue() {
    if (this.isInterval) {
      return new ArrayList<Double>(Arrays.asList(numberOne, numberTwo));
    } else {
      return new ArrayList<Double>(Arrays.asList(numberOne));
    }

  }
public List<Double> getValue() {
    if (this.isInterval) {
      return new ArrayList<Double>(Arrays.asList(numberOne, numberTwo));
    } else {
      return new ArrayList<Double>(Arrays.asList(numberOne));
    }

  }
public List < Double > getValue ( ) { if ( this . isInterval ) { return new ArrayList < Double > ( Arrays . asList ( numberOne , numberTwo ) ) ; } else { return new ArrayList < Double > ( Arrays . asList ( numberOne ) ) ; } }
method to get the ratio or the interval of this group, in the case of an
interval it returns a list of two values

@return List of the values
method to get the ratio or the interval of this group in the case of an interval it returns a list of two values