question: public boolean removeEntry ( Entry e , int dataSetIndex ) { if ( e == null || dataSetIndex >= mDataSets . size ( ) ) return false ; IDataSet set = mDataSets . get ( dataSetIndex ) ; if ( set != null ) { boolean removed = set . removeEntry ( e ) ; if ( removed ) { calcMinMax ( ) ; } return removed ; } return false ; }
target:  Removes the given Entry object from the DataSet at the specified index.