[Jprogramming] argument for under

[Ric Sherlock]

Hi Brian,
Not sure if I've understood exactly what you're trying to accomplish, but
the following seems to give the same result as above and enables the 1 to
be an argument
   1 ([: ;/ |.) i.5 4 3

HTH
Ric

On Tue, May 30, 2017 at 11:00 PM, Brian Schott <schott.brian at gmail.com>
wrote:

> The following expression accomplishes my goal when the array on the right
> (i. 5 4 3 here) needs to be rotated by 1, the leftmost 1. But I want that 1
> to be an argument, also.
>
> ;/(1|."_1]) &. (1 0 2&|:)i.5 4 3
>
> ​But my attempts such as the following, produce errors.
> Can you suggest a solution, preferably tacit?
>
>    ;/1(([|."_1]) &. (1 0 2|:]))i.5 4 3
> |index error
> |   ;/1    (([|."_1])&.(1 0 2|:]))i.5 4 3
> ​
> ​Thanks,​
>
>
> --
> (B=)
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