checks whether an element is in the set . concode_field_sep int m_number concode_elem_sep long serialVersionUID concode_elem_sep int[] m_previous concode_elem_sep int[] m_next concode_elem_sep int m_first concode_elem_sep boolean[] m_indicators concode_field_sep void printElements concode_elem_sep void insert concode_elem_sep int getNext concode_elem_sep void delete concode_elem_sep int numElements concode_elem_sep String getRevision
boolean function ( int arg0 ) { return m_indicators [ arg0 ] ; }