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interests / rec.games.backgammon / Re: Opening theory -- construction problem

Opening theory -- construction problem

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Subject: Opening theory -- construction problem
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by: peps...@gmail.com - Sat, 12 Nov 2022 13:36 UTC

Re: Opening theory -- construction problem

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Subject: Re: Opening theory -- construction problem
From: bananabo...@gmail.com (Stick Rice)
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by: Stick Rice - Sat, 12 Nov 2022 20:19 UTC

On Saturday, November 12, 2022 at 8:36:24 AM UTC-5, peps...@gmail.com wrote:
> In a non-Jacoby money game played optimally, what is the earliest point
> in the game that TG can arise?
>
> Thank You.
>
> Paul

Before the player who did not win the opening roll's second roll. XX-XX-XX-TG

Stick

Re: Opening theory -- construction problem

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From: tchow12...@yahoo.com (Timothy Chow)
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Subject: Re: Opening theory -- construction problem
Date: Sat, 12 Nov 2022 18:36:28 -0500
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by: Timothy Chow - Sat, 12 Nov 2022 23:36 UTC

On 11/12/2022 3:19 PM, Stick Rice wrote:
> On Saturday, November 12, 2022 at 8:36:24 AM UTC-5, peps...@gmail.com wrote:
>> In a non-Jacoby money game played optimally, what is the earliest point
>> in the game that TG can arise?
>>
> Before the player who did not win the opening roll's second roll. XX-XX-XX-TG

Wait, really? In a money game played optimally? I can get an
example like that with non-optimal play:

8/3 8/2
24/23*/22* 6/5(2)
Fan

And with one more roll I can get it with optimal play:

8/5 6/5
24/18 13/10
24/18(2) 13/7*(2)
Fan

But I don't see how to get the example you claim.

---
Tim Chow

Re: Opening theory -- construction problem

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Subject: Re: Opening theory -- construction problem
From: bananabo...@gmail.com (Stick Rice)
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by: Stick Rice - Sun, 13 Nov 2022 01:06 UTC

On Saturday, November 12, 2022 at 6:36:30 PM UTC-5, Tim Chow wrote:
> On 11/12/2022 3:19 PM, Stick Rice wrote:
> > On Saturday, November 12, 2022 at 8:36:24 AM UTC-5, peps...@gmail.com wrote:
> >> In a non-Jacoby money game played optimally, what is the earliest point
> >> in the game that TG can arise?
> >>
> > Before the player who did not win the opening roll's second roll. XX-XX-XX-TG
> Wait, really? In a money game played optimally? I can get an
> example like that with non-optimal play:
>
> 8/3 8/2
> 24/23*/22* 6/5(2)
> Fan
>
> And with one more roll I can get it with optimal play:
>
> 8/5 6/5
> 24/18 13/10
> 24/18(2) 13/7*(2)
> Fan
>
> But I don't see how to get the example you claim.
>
> ---
> Tim Chow

My bad, didn't see the word optimally.

Stick

Subject	Author
Opening theory -- construction problem	peps...@gmail.com
Re: Opening theory -- construction problem	Stick Rice
Re: Opening theory -- construction problem	Timothy Chow
Re: Opening theory -- construction problem	Stick Rice