Bill Allombert on Sun, 16 Sep 2018 16:17:11 +0200


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Re: concat: domain error in concat: vector = [] 

On Sun, Sep 16, 2018 at 09:33:17AM -0400, Max Alekseyev wrote:
> Bill, Karim,
> 
> I thought [] is the universal empty object. E.g., znlog() returns [] (not
> "", []~, or [;]) if no solutions exist.

At least this one fails: 
? concat([],"1")
%59 = "[]1"

Cheers,
Bill.