Re: [computer-go] Ending games by two passes

2008-10-24 Thread Jason House
On Oct 24, 2008, at 1:07 PM, Nick Wedd <[EMAIL PROTECTED]> wrote: In message <[EMAIL PROTECTED]>, Jason House <[EMAIL PROTECTED]> writes On Oct 24, 2008, at 11:23 AM, "Erik van der Werf" <[EMAIL PROTECTED] wrote: On Fri, Oct 24, 2008 at 4:57 PM, Robert Jasiek <[EMAIL PROTECTED]> wrote: [

RE: [computer-go] Ending games by two passes

2008-10-24 Thread Don Dailey
the current AGA rules be a serious > competitor (http://www.usgo.org/resources/downloads/completerules.pdf)? > > Dave > > > __ > Van: [EMAIL PROTECTED] namens Erik van der Werf > Verzonden: vr 24-10-2008 12:1

RE: [computer-go] Ending games by two passes

2008-10-24 Thread dave.devos
10-2008 12:18 Aan: computer-go Onderwerp: Re: [computer-go] Ending games by two passes On Fri, Oct 24, 2008 at 11:47 AM, <[EMAIL PROTECTED]> wrote: > Please correct me if I'm wrong, but are you saying that white is alive with > TT-rules (=Tromp-Taylor?) or other rulesets with

Re: [computer-go] Ending games by two passes

2008-10-24 Thread Robert Jasiek
[EMAIL PROTECTED] wrote: Is your "unpopular invention" equivalent to situational superko? You underestimate my creativity! :) Test the "fixed ko rule" by applying it to some shapes. Here is the most basic application: . # O . # O . O . # O . start . # O . # O 1 O . # O . legal . # O

Re: [computer-go] Ending games by two passes

2008-10-24 Thread Nick Wedd
In message <[EMAIL PROTECTED]>, Jason House <[EMAIL PROTECTED]> writes On Oct 24, 2008, at 11:23 AM, "Erik van der Werf" <[EMAIL PROTECTED] wrote: On Fri, Oct 24, 2008 at 4:57 PM, Robert Jasiek <[EMAIL PROTECTED]> wrote: [EMAIL PROTECTED] wrote: In my opinion the goal of a ko rule is to pr

Re: [computer-go] Ending games by two passes

2008-10-24 Thread Robert Jasiek
Erik van der Werf wrote: I guess more people would like it if triple-kos and other non-abusive long cycles would lead to a tie. For that purpose one can use different rules: - 2 or 3 play rule (applies to basic ko and sending-2-returning-1) - pass lifts 2-move cycle ko ban rule - long-cycle-ti

Re: [computer-go] Ending games by two passes

2008-10-24 Thread Jason House
On Oct 24, 2008, at 11:23 AM, "Erik van der Werf" <[EMAIL PROTECTED] > wrote: On Fri, Oct 24, 2008 at 4:57 PM, Robert Jasiek <[EMAIL PROTECTED]> wrote: [EMAIL PROTECTED] wrote: In my opinion the goal of a ko rule is to prevent games from not ending. All restriction rules (about suicide,

Re: [computer-go] Ending games by two passes

2008-10-24 Thread Erik van der Werf
On Fri, Oct 24, 2008 at 4:57 PM, Robert Jasiek <[EMAIL PROTECTED]> wrote: > [EMAIL PROTECTED] wrote: >> >> In my opinion the goal of a ko rule is to prevent games from not ending. > > All restriction rules (about suicide, cyclic repetition, successions of > passes) contribute to that goal. Ko rules

RE: [computer-go] Ending games by two passes

2008-10-24 Thread dave.devos
ED] namens Robert Jasiek Verzonden: vr 24-10-2008 16:57 Aan: computer-go Onderwerp: Re: [computer-go] Ending games by two passes [EMAIL PROTECTED] wrote: > In my opinion the goal of a ko rule is to prevent games from not ending. All restriction rules (about suicide, cyclic repetition, successi

Re: [computer-go] Ending games by two passes

2008-10-24 Thread Robert Jasiek
[EMAIL PROTECTED] wrote: In my opinion the goal of a ko rule is to prevent games from not ending. All restriction rules (about suicide, cyclic repetition, successions of passes) contribute to that goal. Ko rules do so by restricting cycles, succession of pass rules do so to avoid very long en

RE: [computer-go] Ending games by two passes

2008-10-24 Thread dave.devos
Jasiek Verzonden: vr 24-10-2008 14:10 Aan: computer-go Onderwerp: Re: [computer-go] Ending games by two passes [EMAIL PROTECTED] wrote: > Is it correct to end games by 2 consecutive passes? It is correct to end games according to the used rules. Different rules use different numbers of pas

Re: [computer-go] Ending games by two passes

2008-10-24 Thread Robert Jasiek
[EMAIL PROTECTED] wrote: Is it correct to end games by 2 consecutive passes? It is correct to end games according to the used rules. Different rules use different numbers of passes, meanings of passes, or procedures assiated with passes. Some examples of numers of passes in actually used rul

RE: [computer-go] Ending games by two passes

2008-10-24 Thread dave.devos
Thanks, Dave Van: [EMAIL PROTECTED] namens Erik van der Werf Verzonden: vr 24-10-2008 12:18 Aan: computer-go Onderwerp: Re: [computer-go] Ending games by two passes On Fri, Oct 24, 2008 at 11:47 AM, <[EMAIL PROTECTED]> wrote: > Please correct me if I'm wrong, but are you sa

Re: [computer-go] Ending games by two passes

2008-10-24 Thread Erik van der Werf
On Fri, Oct 24, 2008 at 11:47 AM, <[EMAIL PROTECTED]> wrote: > Please correct me if I'm wrong, but are you saying that white is alive with > TT-rules (=Tromp-Taylor?) or other rulesets with positional superko if black > has not enough eyes left to fill as ko threats? Yes. > If that's true, I wou

RE: [computer-go] Ending games by two passes

2008-10-24 Thread dave.devos
a rule in human vs. human games. Dave Van: [EMAIL PROTECTED] namens Erik van der Werf Verzonden: vr 24-10-2008 11:32 Aan: computer-go Onderwerp: Re: [computer-go] Ending games by two passes Hi Dave, This is a well-known problem with overly simplified ru

Re: [computer-go] Ending games by two passes

2008-10-24 Thread Erik van der Werf
Hi Dave, This is a well-known problem with overly simplified rulesets. TT-advocates don't care about the rare anomalies. Did you notice that under positional superko you cannot take back the ko after *any* number of consecutive passes? This is yet another reason why in some cases filling an eye o