True or False Chess is a Draw with Best Play from Both Sides

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Prometheus_Fuschs
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Prometheus_Fuschs wrote:
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Prometheus_Fuschs wrote:
ponz111 escribió:

If a winning line was possible from move one--it is possible that someone or some computer might have found it in the hundreds of billions games played? Not to mention the millions of years of calculation... 

You can walk above a gold mine and never know it was there, you are also underestimating the size of the game tree in chess.>>

I've tried to explain, to the best of my ability, why such a forced winning line is impossible. The exact, mathematical proof is beyond my ability but it's unnecessary because it will follow the principles I outlined. There can be no forced winning line from move one. As Ponz pointed out, such a thing is known by all the strongest players to be impossible.

Use your brains if they exist. If such a line were possible, it would have been found by the strongest computers in any case.. You know, when they leave the engine on for a year set at 50-ply deep.

Nobody can make a proof out of what you said because it is an inductive argument, how many times do I need to say this?>>

No, you keep right on saying it. It's funny. Would you say that you are a nihilist or a solipsist?

I keep on saying it because you act as if it hadn't been said before, how many times do I need to say this?

Prometheus_Fuschs
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Would you say it's a proven fact that if you were to fall out of your upstairs window, without quite a big wind in an upwards direction, your trajectory would be downwards? Or are you claiming that gravity doesn't apply to you because you never personally tried that test on yourself? Because that's what you're saying .... that observations are useless compared with "deduction". And yet, deduction depends on observations .... otherwise, there's nothing to deduce. You just end up like the rationalist philosophers in that case .... inventing reality out of thin air and making deductions from your dreams.

Chess is abstract in nature, just as math, we care not about reality in the same way science does.

 

This is why a proof is paramount, otherwise we can only believe.

 

Are you really a philosopher?

BlueHen86

Were they any good at chess?

Prometheus_Fuschs
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This is why a proof is paramount, otherwise we can only believe.>>

I don't think there's any qualitative difference between truth and belief. Logical positivists tend to think there's all the difference in the world. A logical positivist over-simplifies the relationship between evidence and knowledge. They tend to imagine that all belief is bad and all knowledge is good. They don't understand that people can only believe that they know something. Sometimes that belief is more justified than at other times, which leads to the idea of justification of all truth claims. Ultimately we believe that we're right when we think we're right. Knowledge is highly confirmed belief. The Platonic or Socratic belief that knowledge is highly confirmed belief *which is true* is incorrect, since the criterion "which is true" introduces a recursive factor which some philosophers would call "vicious" in that it clearly refers to itself in order to justify itself. In other words, we're trying to understand how to define something that's true, and all we get is "something is true when it's true". So the Platonic definition of truth is incorrect.

You are mixing different definitions of believe in your post, believing something blindly is different from believing something with proof. I'd like to see the face of any mathematician who heard what you just said.

 

Chessflyfisher

True.

Prometheus_Fuschs
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You are mixing different definitions of believe in your post, believing something blindly is different from believing something with proof. I'd like to see the face of any mathematician who heard what you just said.>>

Oh, so mathematicians know the definitions of all words, do they? You don't half talk rubbish. Occasionally you seem to be making an effort and then it all goes haywire again. I've an idea. Pretend you're here to learn about things, for a change.

 

Learn for a change? Yeah a rather terrible change given the fact that you try to associate inductive arguments with proofs and pretend that not having a proof is not an issue in your assesment.

 

What you just said is the same as  .... oh, what's the use. You're the one who's qualifying the word "belief" with different adverbs, like "blindly". Just try to follow what's been said instead of inventing it and criticising your own invention.

 

I mentioned the belief thingy because you had made an equivocation fallacy by mixing them up. Blindly was used to describe one such definition.

 

I have a cousin who lives in Tasmania and he's a complete pillock who thinks he's really clever. He started following me round Facebook and criticising my politics. He's very right wing. In the end, I gave up on him and I called him "turnip knees", totally out of thin air. I was just playing. Do you know, it had a profound effect on him. He immediately went completely mad, wrote two paragraphs of angry drivel and then blocked me and I haven't had trouble with him since. You better hadn't force me to call you turnip-knees. happy.png

 

Oh call me anything, I won't leave you alone parroting stupid things.

Prometheus_Fuschs
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If I rephrase it to "there's no qualitative difference between knowledge and belief", would that be clearer and more acceptable? I should really have written that, to be accurate.

That is regarding scientific knowledge (and even then, science doesn't claim to hold "truth", it simply gets closer to it, Newton's Laws have been superseeded but we still use them almost as gospel, this is because they are extremely useful and simple),.

 

Mathematical knowledge is different in that we are certain of what we speak because we base our knowledge purely on deductive arguments and specific axioms, this is to the point on which a computer can validate a proof by going through each and every logical step to demonstrate something. So no, no belief there and as I said, chess is an abstract problem that pertains to mathematics and computer science.

Prometheus_Fuschs
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Have you had mental health issues? For my part I won't make things worse by answering you again. All the best.

I have been diagnosed with something but it hardly is negative if at all.

Prometheus_Fuschs
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I'm probably stupid but I want to comment on your criticism regarding what you call an "equivocation fallacy". Logical fallacies like that only apply to propositions in formal logic. Obviously, I am not setting out my argument in formal logic. I'm using normal speech, where, in fact, words can and do sometimes have different meanings according to context. I think you are very concerned with (one might even say "obsessed with") the idea of proof and mathematics. I was trying to explain the difference between a deductive sequence, where propositions may be made that are considered to be fixed givens and an effort is made to derive further statements as a strictly logical effect of the logical causes and a more loose, less formal way of thinking which can be very effective.

So that kind of linear, deductive logic produces conclusions which are already logically contained in the propositions. Deductive logic is very powerful in its limited way but without the understanding of the world which we get by considering observations of regular causality, it would be impotent because it would have nothing useful to work with. You say that chess is an abstract problem and yet you reject the abstract logic that I was using to explain why no forced win is possible from move one. You seem to think that because you cannot imagine a proof of why the impossible should be impossible, then the impossible becomes possible.

You yourself said the argument was inductive, such arguments are worthless in mathematics and as I established, chess is within that domain at least under the topic here, this not natural science.

Prometheus_Fuschs
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I wish to be friends with you. I apologise if anything I have written has caused you anger or irritation.

Yeah, as if you meant that.

Prometheus_Fuschs
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I do mean it. Also, I'll tell you why you're wrong in saying (chess is) not natural science. Because chess is such a difficult game, basically, and because it tends to defy attempts to fully understand it and because it tends to come up with surprising results or effects, it's quite like a natural science in that way.

Ermm no, chess is not dealt through biology, physics, chemistry, sociology, medicine, etc. Maths? Surely, where do you think minimax and AB search came from? How did checkers become solved? How do you figure out bounds for the number of possible games?

 

Also, you are a self proclaimed troll, ie, you yourself say you shouldn't be trusted.

Prometheus_Fuschs

You seem to equate math with complete knowledge...

Prometheus_Fuschs
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Anyway, I was never any good at mathematics although as a child I was a prodigy at mental arithmetic. But arithmetic isn't mathematics. I did get an English "A" level in mathematics, though. That would have been around 1970. My wife couldn't even do arithmetic well even though she is intelligent and yet, between us, we managed somehow to produce a son who is being called a mathematical genius. https://be.linkedin.com/in/edmundgeorgebennett

Sadly, I don't believe you.

Prometheus_Fuschs
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Well, I'm sorry that you're so self-obsessed that you can't see when someone is trying to be friendly. Now I really do give up on you where I had thought there was hope. There isn't because your self-defence mechanisms constantly cause you to be mindlessly passive-aggressive. Blocked, for what it's worth.

Wow, pushed a button there.

RubenHogenhout
browni3141 schreef:
ponz111 wrote:

Many players already have played a perfect game where no mistakes were made.  These are often short games where a draw is agreed to early. 

1. e4  e5  2. Nf3  Nf6  agreed drawn

Actually there have already been thousands of perfect games played.

If the game is short you do not need a super computer to tell if the game is a perfect game. 

How do you know that it was not a mistake to offer/accept the draw? Nobody knows the result of best play from that situation. The game may have no mistakes, but we do not know that. It is possible (although unlikely) that all six playing decisions were mistakes in that game.

According to Max Euwe only one inaccurate move is not enough to actually lose a game. Mostly you are able to repaire this and keep it a draw. Mostly a second decisive mistake is necessary to actual lose it. And that means that a perfect game is not even necessary. In general GMs knows that a chess game can not be won without a mistake of the opponent. And scientific absolute prove is not available. But this is also not really necessary.

The game of chess is not out analysed nore solved by the Computer. And I doubt it ever will in any case not as long I live. But if it ever would solve it then the conclusion would be:  White plays and on every possible move of white black can draw on several ways. Yes even on several ways! Thus no perfect game is required.

 

Prometheus_Fuschs
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Prometheus_Fuschs wrote:
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Well, I'm sorry that you're so self-obsessed that you can't see when someone is trying to be friendly. Now I really do give up on you where I had thought there was hope. There isn't because your self-defence mechanisms constantly cause you to be mindlessly passive-aggressive. Blocked, for what it's worth.

Wow, pushed a button there.>>

No you didn't. I gave up trying to be nice to an idiot, that's all.

So you didn't block me after all.

MARattigan
Optimissed wrote:

Well, I'm sorry that you're so self-obsessed that you can't see when someone is trying to be friendly. Now I really do give up on you where I had thought there was hope. There isn't because your self-defence mechanisms constantly cause you to be mindlessly passive-aggressive. Blocked, for what it's worth.

Isn't "passive-aggressive" an oxymoron?

MARattigan

Nobody so far appears to have said exactly what game they are talking about. There are two games defined in the FIDE handbook as of 2019 (Basic Rules or Basic Rules+Competition Rules) and a number of others defined historically. The answer to OP's question may well depend on whether the 50 move rule is in force (which it isn't for games played under Basic Rules since 2017).

It has been known for nearly a century that the theoretical result depends on the 50 move rule for various positions with five men on the board and from the information from EGTBs the number of such positions mushrooms as the number of men increases.

It seems then very likely that if there is a win for either side in the 32 man starting position without the 50 move rule in force there is a strong possibility it would disappear if the 50 move rule were in force.

It's no use asking the strongest grandmasters and engines because mostly they can't even play positions with five men on the board correctly (excepting engines with attached EGTBs). 

Many posts also seem to assume that playing a perfect game depends on the players making perfect moves, but this is also not true of a game played under Basic Rules since 2017. E.g. in the following position,

if White plays Rf7 on every odd move and Rf6 on every even move and Black plays Kg8 on every odd move and Kh8 on every even move then both players are making perfect moves in terms of the objective of the game (repetition is also no longer a draw), but White is not playing a perfect game. (If instead he plays Rf8# on some odd move he is.)

ponz111

MAR

3 fold repetition is a draw if someone claims the draw. So if White plays Rf7 on the first move--it is not an error as the win is still forced.

The term "perfect moves" is a rather ambiguous term.  Better would be to make a correct move or a move that does not change the theoretical result of the game for the worse,

Either version of chess will result in a draw when neither side makes an error which would change the result of the game.

Yes, grand masters know a heck a lot of about chess that the average played does not dream of and that is why some average players discount the knowledge and experience of the top players.  Remember for decades the top checker players declared that game a draw with optimum play and many not so talented players declared that the top players could not "know" this as checker was too math complex.  But after checkers was solved via math it turned out that the top players had been correct all along and, in fact, had played thousands of "perfect" ["optimum"] games.

 

I have no idea why MAR seems to think it is very likely that White has a win from the original 32 piece starting  position???  There are numerous reasons the top players believe the theoretical result of a chess game played with no errors is a draw.

Tepeyac

This thread would be so much better if everyone drank at least 6 beers first