Chess will never be solved, here's why

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Avatar of tygxc

@4622

"I just don't believe that we can use GMs, engines, or a combination of the two to definitively decide which moves are unreasonable."
++ Yes we can. I am no GM and I can definitively decide that 1 e4 e5 2 Ba6, 1 e4 Nf6 2 Qh5, 1 e4 d5 2 Qg4 etc. are unreasonable: they do not oppose to black achieving a draw.
It definitely needs a combination of (ICCF) (grand)masters and engines.
The human assistants launch the calculations, preferably from 26-men positions and they terminate pointless calculations adjudicating a draw or a win when there is no doubt.
Thus the humans save time for the engine calculations.

"Top human players and the best engines have proved themselves capable of making mistakes in evaluation." ++ That is right, therefore solving chess cannot rely on engine evaluation.

"Deliberately letting imperfect entities eliminate a great number of positions from consideration in the search for a solution will create reasonable doubt as to the validity of the conclusion."
++ No, if any doubt at all, then calculate.
If no doubt at all, then eliminate so as to save pointless calculation.

"If we do not eliminate so many lines from examination the size of the task and the amount of time and resources needed to complete it, will grow."
++ Yes, of course, but using chess knowledge to eliminate unreasonable lines from calculation is beneficial to shrink the size of the task and the time and resources needed to complete it.

Avatar of DiogenesDue
bollander wrote:
My god, the fact that this DUMB discussion is still running blows my mind

What are you doing here then?  Run along.

Avatar of DiogenesDue
bollander wrote:
And here comes the brainless ant that keeps pushing the discussion commenting.

Go hug the other lunatic and discuss this idiocy in your DMs

It seems like a fruitless course of action to complain about a topic you are voluntarily reading. 

"Why am I watching this commercial?!  I'm so mad right now..."

"Ummm..."

Avatar of Elroch

A little test for @tygxc:

How many states (necessary generalisation of position) are there in chess with the 50 move rule?

Can you accurately analyse chess with the 50 move rule while ignoring the 50 move rule?

Avatar of tygxc

@4637
The 50 moves rule plays no role at all. It is just a practical rule to avoid competition games to drag on for days or weeks as one side tries to win e.g. KRB vs. KR.
Just weakly solve chess disregarding the 50 moves rule.
The solution with the 50-move rule is the same.
In none of the perfect games we have from the ICCF WC did the 50 moves rule play any role.

Avatar of Elroch
Optimissed wrote: To repeat, Game Theory consists of the application of the theory of games to real life situations,
No. The clue is in the word "theory". Strangely, you seem to confuse "the fact that game theory can be applied" with "its nature".

GT is inapplicable to chess. 
An odd nonsense! For example, the existence of an optimal strategy for each player is a theorem of game theory that applies to a class of games including chess. This theorem applies to chess and implies there exists an optimal strategy for each player in chess.
General theory and application.
<ultra-weakly solved means that the game-theoretic value of the initial position has been determined>

That's fair enough. Chess is [very probably] a draw with best play from both sides.
The "very probably" is important. No expert would say that chess has been ultra-weakly solved, because it hasn't. Some other games have.
it hasn't been determined, by deductive reasoning.
Now you're getting it!
"Ultra-weakly" very clumsy, so you'd do better to call it the "game-theoretic value" or the "game-theoretic result". Not "The ultra-weak solution is that it's a draw", because it's completely unnecessary to use such jargon.
Chess ain't ultra-weakly solved. This is a meaningful fact about the state of knowledge.

<weakly solved means that for the initial position a strategy has been determined to achieve the game-theoretic value against any opposition>

You're already in trouble. That's the problem with jargon. You can always use it to sell ideas or confuse the opposition. Here, you've evidently confused yourself.
Well, he may have confused you, but he is 100% correct, providing no basis for the claim of personal confusion.

Looking at the layout of the solution from top-down, with the game theoretic value being the top of the tree (effectively "the user interface"), that cannot be determined without understanding the stategies that may be used to achieve a draw in all circumstances {"against any opposition"). This is why you're much better off speaking in English and not Jargonese. Forget the idea of "stategy", because in any case it gives the wrong idea, since any full solution of chess is tactical only.
Here you confuse yourself by conflating two uses of the word "strategy". It is always very important to remember that concepts are what are discussed. When a word refers to two different concepts this does not conflate the concepts. Here "strategy" refers to a complete procedure, like the fully analysed solution of a chess problem. In practical chess or in the Art of War, strategy means something very much more vague.
 
You need to accept that the only "strategy" is the exploration of all tactical lines which may be relevant, not forgetting to allow considerable leeway for examining surprising lines, which may otherwise be missed but may lead to a conflicting result.
Dead right.

Deciding which lines may be relevant is an incredibly complex task. Your belief that Stockfish can achieve it, with the assistance and guidance of three GMs, is incredibly naive, if taken seriously. If those trying to argue against you deserve criticism, it's for allowing your ideas to achieve any credibility at all. Your ideas are wrong. There's no doubt about it. It isn't up for argument and you'd do best to realise that, no matter how belatedly.
Yes.

Taking on board what I'm suggesting is the only way you will be able to communicate effectively and, more importantly, to start to get your thoughts in order. There isn't anyone else, commenting on this thread, who seems capable of pointing out the problems you're causing for yourself, by using terms which you don't seem to properly understand, even in the context in which you're trying to use them."
There is a sizeable subset of participants who are 100% ok with the definitions, though.

 

Avatar of Elroch
tygxc wrote:

@4637
The 50 moves rule plays no role at all.

Only if the result of a game plays no role at all (i.e. you change the rules so a draw and a win as the same value. After which there is no game).

The 50 move rule changes the optimal value of many positions in games. You should be able to understand that.

So, have another go.

Avatar of tygxc

@4640
No, not at all.
> 99% of ICCF draws are perfect games. In none is the 50-moves invoked.
You can safely ignore the 50-moves rule.
The solution to chess is the same as with the 50-moves rule.

Likewise the stalemate rule plays no role either.
As AlphaZero has shown, even if stalemate is made a win, chess still remains a draw.

The 50-moves rule and the stalemate rule change the optimal value of some positions,
but such positions are not reached in a perfect game.

Avatar of Elroch

I proclaim that your proclamation is false.

Beat that!

Avatar of drutyllemscxgyt
tygxc wrote:

Has chess been solved? No
Can chess be solved? Yes, it takes 5 years on cloud engines.
Will chess be solved? Maybe, it depends on somebody paying 5 million $ for the cloud engines and the human assistants during 5 years.

Have humans walked on Mars? No
Can humans walk on Mars? Yes
Will humans walk on Mars? Maybe, it depends on somebody paying billions of $ to build and launch a spacecraft.

 

Hi, can you read my name backwards and change your diapers?

Avatar of DiogenesDue
drutyllemscxgyt wrote:

Hi, can you read my name backwards and change your diapers?

Reported.  Enjoy your vacation.

Avatar of tygxc

@4642
"I proclaim that your proclamation is false."
++ I prove, you proclaim.

Avatar of DiogenesDue
tygxc wrote:

@4642
"I proclaim that your proclamation is false."
++ I prove, you proclaim.

You have yet to prove anything.

Avatar of tygxc

@4646
"You have yet to prove anything."
++ I have proven many things so far.
Some do not read or do not understand.

Sveshnikov proclaimed:
"Give me five years, good assistants and the latest computers
- I will bring all openings to technical endgames and "close" chess."
I have proven him right.
In 5 years there are 157788000 seconds. The latest computers calculate a billion positions per second. So 3 such computers - or 3000 desktops - can calculate all 10^17 (hundred million billion) relevant chess positions in 5 years to weakly solve chess.

@Elroch proclaimed the 50-moves rules plays some role in weakly solving chess.
I have proven him wrong.
Using statistics and probability - which he should understand - and looking at a sufficiently large tournament with sufficient level and a sufficient number of independent players e.g. the 30th ICCF World Championship finals I have proven that several 1000 of such games are perfect games with no error. In none of those perfect games and in none of the imperfect games either was the 50-moves rule invoked. Thus the 50-move rule plays no role in weakly solving chess.
The weak solution of chess without the 50-moves rule is the same as with the 50-moves rule.

Avatar of DiogenesDue
tygxc wrote:

@4646
"You have yet to prove anything."
++ I have proven many things so far.
Some do not read or do not understand.

[...]

I have proven him right.

[...]
I have proven him wrong.

No, and no.

Chess is not closed out, and there is no proof of any perfect games whatsoever.

Avatar of tygxc

@4648
"No, and no."
++ Because you proclaim so?

"Chess is not closed out"
++ Chess is not yet weakly solved, but can be weakly solved in 5 years.

"there is no proof of any perfect games whatsoever"
I have provided proof. If you do not understand it, then that is OK.

Avatar of DiogenesDue
tygxc wrote:

@4648
"No, and no."
++ Because you proclaim so?

"Chess is not closed out"
++ Chess is not yet weakly solved, but can be weakly solved in 5 years.

"there is no proof of any perfect games whatsoever"
I have provided proof. If you do not understand it, then that is OK.

You haven't provided proof.  You have provided faulty claims of perfect games based on imperfect evaluations.  These claims are no better than the ARB Systems guy or that Tasmanian Devil crackpot.

Avatar of Kotshmot
tygxc wrote:

@4648
"No, and no."
++ Because you proclaim so?

"Chess is not closed out"
++ Chess is not yet weakly solved, but can be weakly solved in 5 years.

"there is no proof of any perfect games whatsoever"
I have provided proof. If you do not understand it, then that is OK.

"I have provided proof. If you do not understand it, then that is OK"

The proof was probability calculations based on statistics, but I've shown you how they are inaccurate because there are unknown factors there (hence we dont even know how inaccurate the calculations truely are) and this is why you cant call it proof. Sure, chess is likely a draw and possibly there are games in which no mistakes happen, but it is not mathematically proven.

Avatar of Nicoquelicots

Oh guys,

we receive daily and several times a day feeding messages from this blog.
It’s up to the one who wants to be right and has the biggest head. You’re seriously starting to inflate us with your desires to always be right. There is not one to put in front, except for the few who have understood that it was better to withdraw from these fruitless discussions.
In a good way, hello

Avatar of tygxc

@4650
"You have provided faulty claims of perfect games based on imperfect evaluations,"
++ No, I have not based my proof on any evaluations, just on statistics and probability.
I first provided a simplified proof with high school math only.
@Elroch then proposed a Poisson distribution of errors / game.
So I repeated the calculation using the Poisson distribution, which is college math.

I try to explain again, hoping you read and understand.
The 30th ICCF World Championship finals had 136 games = 127 draws + 9 decisive games.
An error (?) is a move that worsens the game state from draw to loss, or from win to draw.
A blunder or double error (??) is a move that worsens the game state from win to loss.

First assume chess being a white or black win.
Try to fit a Poisson distribution so there is 127/136 probability of an odd number of errors.
It is impossible.
Thus chess is a draw.

Now assume chess a draw.
Try to fit a Poisson distribution so there is 9/136 probability of an odd number of errors.
It is possible with a mean value of 0.071 errors / game.
This leads to 127 perfect games with 0 errors,
99.7% certain, 0.3% chance of 1 game with 2 errors (?) and (?) that cancel out.
and 9 games with exactly 1 error (?),
99.91% certain, 0.09% chance of 1 game with 3 errors: either ?,?,?, or ? and ??
So that leads to 127 perfect games from the 30th ICCF World Championship Final.

Likewise we harvest perfect games from the other ICCF WC Finals.

In none of the ICCF WC finals was the 50-moves rule invoked.
So the 50-moves rule was not invoked in perfect games, a subset of the weak solution of chess.

The same reasoning applied to e.g. the Zürich 1953 Candidates' Tournament also gives 74 perfect games without telling which games these are.