'Untying the gordian knot: agreement in j' may be of interest. https://dl.acm.org/doi/pdf/10.1145/206913.206992

On Tue, 6 Dec 2022, 'Skip Cave' via Programming wrote:

Elijah,
that's what I want!

54 48,"_ 0 i.10

54 48 0

54 48 1

54 48 2

54 48 3

54 48 4

54 48 5

54 48 6

54 48 7

54 48 8

54 48 9


Where can I find the documentation on *,"_ 0 * ??


Skip Cave
Cave Consulting LLC


On Tue, Dec 6, 2022 at 1:32 AM Elijah Stone <elro...@elronnd.net> wrote:

,. is ,"_1; in other words, catenate corresponding cells of each argument.
54 48 has 2 cells, but i.10 has 10 cells; that doesn't work.

Perhaps you want 54 48 ,"_ 0 i.10.

On Tue, 6 Dec 2022, 'Skip Cave' via Programming wrote:

> I can add a column of increasing integers to a fixed integer:
>
> 48,.i.10
>
> 48 0
>
> 48 1
>
> 48 2
>
> 48 3
>
> 48 4
>
> 48 5
>
> 48 6
>
> 48 7
>
> 48 8
>
> 48 9
>
>
> Now I want to add the same increasing column to *two* fixed integers:
>
> 54 48,.i.10
>
> |length error
>
> | 54 48 ,.i.10
>
>
> Why doesn't this work?
>
> Skip Cave
> Cave Consulting LLC
> ----------------------------------------------------------------------
> For information about J forums see http://www.jsoftware.com/forums.htm
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