[Jprogramming] tacit adverb with hook

[Roger Hui]

The bident  adverb verb  no longer works as a result
of changes made in J5.01 in September 2002.  You can
get an equivalent expression as follows:

   incrby=: 1 : '(u&>) i.'
   v incrby 6
6 7 10 15 22 31



----- Original Message -----
From: June Kim <juneaftn at gmail.com>
Date: Thursday, August 10, 2006 2:25 am
Subject: [Jprogramming] tacit adverb with hook

> On p. 47 of Norman Thomson's J: The Natural Language for Analytic
> Computing, there is a tacit definition of an adverb called incrby:
> 
>    v=.+*:
> 
>    (v i.) 6
> 6 7 10 15 22 31
>    incrby=. (&>) i.
>    v incrby 6
> 6 7 10 15 22 31
> 
> I get syntax error on J601beta. Has the syntax rule changed?