You did not give an example of what you want to see, and your
description allows for at least two different interpretations:

f1=: 4 :'x`:6 y'"_1
f2=: 4 :'((#y)$x) f1 y'

They both give the same result when x and y have the same number of items.

What are you trying to do?

Thanks,

-- 
Raul



On Sun, Sep 24, 2017 at 6:43 AM, Rob Moore <robmoore...@gmail.com> wrote:
> Hi guys,
>
> I am wondering if there already exists a way of doing something that I
> want, which is an elementary enough operation that I was quite surprised to
> not have found it in jvoc/evoke gerund.
>
>
> If I have some gerund say *:`+: I am looking for some function which will
> apply the gerund's constituents in order (from right to left of course)
> monadically to some noun.
>
>
> For example '(*:`+:) f 4' should be equivalent to '*: +: 4' (which is 64)
>
>
> My current solution is functional but unsatisfactory. Convert gerund to
> string, append the (string) argument and then apply 'do' ".
>
>
> composeGerund=:".@:((,@:(,"1&' ')@:>@:[) , ])
>
>
> e.g:
>
>
>     gerund=:*:`+:
>
>     , ,"1&' ' >gerund
>
> *: +:
>
>     (, ,"1&' ' >gerund) , '4'
>
> *: +: 4
>
>     ". (, ,"1&' ' >gerund) , '4'
>
> 64
>
>
> I don't want to have to specify my right argument as a string, I want to
> pass in variables by value!
>
>
> Does anyone have a good solution?
>
>
> Cheers,
>
>
> Rob
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