Fold doesn't do that.

Henry Rich

On 12/8/2022 3:08 PM, 'Pascal Jasmin' via Programming wrote:
u^:_ will terminate/escape/stop once u y (repeated) results in the fixed point 
of y = u y.






On Thursday, December 8, 2022 at 03:04:28 p.m. EST, Henry Rich 
<henryhr...@gmail.com> wrote:





Right.  I don't know what you mean by 'fixed point escape'.  You get out
with Z:, and the result is the last value or all of them.

Henry Rich

On 12/8/2022 3:02 PM, 'Pascal Jasmin' via Programming wrote:
so F. is like ^:_ , but instead of ^:(while true test)^:_ , use Z: to escape 
it?  There is no fixed point escape?






On Thursday, December 8, 2022 at 02:46:01 p.m. EST, Henry Rich 
<henryhr...@gmail.com> wrote:





no.

Henry Rich

On 12/8/2022 2:38 PM, 'Pascal Jasmin' via Programming wrote:
are they forward or reverse?






On Thursday, December 8, 2022 at 02:25:18 p.m. EST, Henry Rich 
<henryhr...@gmail.com> wrote:





Pascal wrote:

also it is not documented whether F. or F: are forward or reverse.
As indicated in
https://code.jsoftware.com/wiki/Vocabulary/fcap#Limited_vs_unlimited ,
they are not.

Henry Rich

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