No, but you can make one.

For example:

   x(((<<<_2){{.,@,.}.)[`u`v`w`...`])y

I hope this helps.

-- 
Raul


On Tue, Jul 12, 2016 at 8:38 AM, dahn oak <[email protected]> wrote:
> Hello, is there any language cunstruction that is equivalent to:
>    x u x v x w ... y
> where x and y are the arguments of the construction and u,v,w,... is a 
> sequence
> of dyadic verbs?
>
> I just don't want to duplicate my x argument many times. Specifically, I want
> to do something like 10,~10,.~10,10,.y where y is a scalar matrix to make a
> "border" for it (number 10).
>
> dahn oak - [email protected]
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