[Bug-apl] ?(3⍴5) (2 3⍴10) gives a domain error.

[Akiva Avraham]

http://i.imgur.com/7vMrDan.jpg

      ?(3⍴5) (2 3⍴10)
DOMAIN ERROR
      ?(3⍴5)(2 3⍴10)
      ^^
      (3⍴5) (2 3⍴10)
 5 5 5   10 10 10
         10 10 10
      ?(3⍴5)
5 3 4
      ?(2 3⍴10)
9  6 5
5 10 7
      ?(3⍴5) 30     
DOMAIN ERROR
      ?(3⍴5)30
      ^^

In MicroAPL, this supposedly works, as is indicated by the documentation here
http://www.microapl.co.uk/apl_help/ch_020_020_170.htm -- last example

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