Re: [Bug-apl] Squad

[Juergen Sauermann]

Hi Xtian,

the IBM APL2 language reference (which is the primary source of information for
GNU APL, the other being the ISO standard) says (page 160)):

The length of the left argument must be equal to the rank of the right argument.
⍴,L ←→ ⍴⍴R

/// Jürgen

On 11/01/2016 12:34 AM, Christian Robert wrote:

      )sic


      MAT
11 12 13 14
21 22 23 24
31 32 33 34

      2 1 ⌷ MAT
21
      2 (1 2) ⌷ MAT
21 22

      MAT[3;]
31 32 33 34
      3 ⌷ MAT
RANK ERROR
      3⌷MAT
      ^ ^

      ⍝ I was expecting the whple third line as result

Xtian.