question: @ Override public String toString ( ) { Map < Assignment , Double > sortedTable = InferenceUtils . getNBest ( getTable ( ) , table . size ( ) ) ; String str = "" ; for ( Entry < Assignment , Double > entry : sortedTable . entrySet ( ) ) { str += "U(" + entry . getKey ( ) + "):=" + StringUtils . getShortForm ( entry . getValue ( ) ) + "\n" ; } return ( str . length ( ) > 0 ) ? str . substring ( 0 , str . length ( ) - 1 ) : "" ; }
target:  Returns a string representation for the distribution