Dear J Forum:
I've excerpted the following from the Dictionary (Item Amend u}):
   A=: @([EMAIL PROTECTED]@])
   u=: (<0 1)&|:
   x=: 'DIAG' [ y=: a. {~ (a. i. 'a') + i. 4 5
   x;y;(x u A y);(x u A} y)
+----+-----+---------+-----+
|DIAG|abcde|0 6 12 18|Dbcde|
|    |fghij|         |fIhij|
|    |klmno|         |klAno|
|    |pqrst|         |pqrGt|
+----+-----+---------+-----+
Both "x u A y" and "u A y" yield "0 6 12 18."  So why do I get an error when
I try to substitute the values and execute "x (0 6 12 18)} y" ?  Thanks.
Sincerely,
Leigh
 
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