Hi,

The operators + and union are both native.

If the following lines work ok
>> + 3 2
== 5
>> 3 + 2
== 5
>> union [3] [2]
== [3 2]

Why the following line doesn't work?

>> [3] union [2]
** Script Error: union expected set2 argument of type: series bitset.
** Where: union [2]

Thank you

-- 
Luis Marzulli
e-mail: [EMAIL PROTECTED]
Caracas, VENEZUELA
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