I've updated the page to incorporate these clarifications.

On Sun, May 9, 2021 at 6:31 PM Devon McCormick <[email protected]> wrote:

> Raul,
>
> You are correct about the rules of Omaha but this is a simplified version
> of the problem.  It is not intended to be Omaha-specific but could be used
> in Omaha with minor modifications.
>
> The left box result of "bestLow" contains the ranks as used after we have
> lowered the value of an ace (normally 12) to be lower than 2 - represented
> by 0 - so it becomes _1.  This reflects a hack of my original high-hand
> poker code where ace is usually high but could be low in the singular case
> of a wheel.
>
> The right box is as you surmise but my point there is that there are
> multiple possible solutions because of the duplicate cards.  However, any
> one of them suffices and there's no point in returning all of them.
>
> I hope this makes things clearer.
>
> Cheers,
>
> Devon
>
>
> On Sun, May 9, 2021 at 5:39 PM Raul Miller <[email protected]> wrote:
>
>> Looking at your code, and your description, I am a bit lost.
>>
>> (1) The rules for omaha suggest that when working with nine cards,
>> you're really working with a group of five and a group of four, and
>> that you must pick 3 cards from the group of five and 2 cards from the
>> group of four. But I did not see this implemented in the code, and I
>> did not see this restriction lifted in your commentary.
>>
>> (2) Looking at your bestLow implementation, I do not understand its
>> structure. I see a _1 in the left box and I don't know what that
>> represents. I look at your right box and take it apart as suit index,
>> card kind, and that looks correct for the cards in that example:
>>    14|0 2+"1]0 13#:25 41 16 18 6
>> 1 0
>> 3 4
>> 1 5
>> 1 7
>> 0 8
>>
>> But I don't understand that left box.
>>
>> And, between these two issues, and the wide variety of possibilities,
>> I can't see further into where you might want to be.
>>
>> What am I missing?
>>
>> Thanks,
>>
>>
>> --
>> Raul
>>
>> On Sun, May 9, 2021 at 3:43 PM Devon McCormick <[email protected]>
>> wrote:
>> >
>> > I'm working on some code to work with low poker hands (as in a game like
>> > Omaha or lowball).  Since not everyone is familiar with this domain,
>> I've
>> > put together a wiki page outlining what this means and the code I have
>> so
>> > far: https://code.jsoftware.com/wiki/User:Devon_McCormick/Poker/Lowball
>> .
>> >
>> > This may be part of the NYCJUG meeting (
>> > https://www.meetup.com/J-Dynamic-Functional-Programming/) in a few
>> days, so
>> > any suggestions are welcome.
>> >
>> > Thanks!
>> >
>> > --
>> >
>> > Devon McCormick, CFA
>> >
>> > Quantitative Consultant
>> > ----------------------------------------------------------------------
>> > For information about J forums see http://www.jsoftware.com/forums.htm
>> ----------------------------------------------------------------------
>> For information about J forums see http://www.jsoftware.com/forums.htm
>>
>
>
> --
>
> Devon McCormick, CFA
>
> Quantitative Consultant
>
>

-- 

Devon McCormick, CFA

Quantitative Consultant
----------------------------------------------------------------------
For information about J forums see http://www.jsoftware.com/forums.htm

Reply via email to