[Jprogramming] A complex question?

[Raul Miller]

Is there a better way of doing this?

   {: +. r.inv j./1 1
_0.346574

Assume 1 1 can be replaced with any reasonable coordinate pair.

I'm looking for either conciseness or clarity (ideally both, but
mostly I want some good options).

Thanks,

-- 
Raul