RPL mini-challenge: Create an anti-Identity Matrix

[Joe Horn]

(05-13-2018 03:19 AM)DavidM Wrote:  

(05-13-2018 02:29 AM)Claudio L. Wrote:  It's not going to be any faster, but perhaps more minimalist:

Code:


«
  IDN AXL NOT AXL 
»

I really like that this works in NewRPL! Unfortunately, it doesn't in standard UserRPL -- NOT isn't recursive into the sublists, so it results in a "Bad Argument Type" error on a standard 50g.

How about this:

<< IDN << NOT >> MAP >>