Description: Count the number of distinct members in a sequence. Syntax: A.icount(x) icount(x1,…,xn) Equivalent to A.isequence,count,distinct
Description: Generate a new sequence by uniting and rearranging distinct members in all member sequences. Syntax: A.xunimember,distinct
Description: Generate a new sequence by combining distinct members of two sequences in order. Syntax: A%B A%x x%A Note:distinct,member,new sequence