An engine is any machine or computer program that plays chess.

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What evaluations do various engines give of the starting position at a depth of at least 30?

I am looking for evaluations that various engines give of: The starting position, with no move made yet. The position after 1. e4 The position after 1. d4 The position after 1. c4 The position after ...
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1answer
45 views

Is my engine working properly?

I noticed that when I put my Houdini 3 Pro x64 in the "Infinite Analysis" mode, he tends to use a lot of time to evaluate the bad moves... Sometimes he even uses like 30 seconds on the first 10 best ...
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123 views

How to repair black's position in this Game?

In this game black made some mistakes which leads to final position. While analyse this game engine not willing to capture bishop . [Event ""] [Site ""] [Date "2014.07.05"] [Round "-"] [White ...
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113 views

Stockfish Chess

I want to get a strong engine to practice while I'm not home. Look at: http://stockfishchess.org/download, we see a list of apps to download for the Stockfish engine. Why are there three apps to ...
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57 views

Has there ever been a game where multiple humans play against a single chess computer?

I'm wondering if the following scenario has ever been played out: Once side of a chess game is played by multiple humans at once, collaboratively determining what the next move will be. This ...
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1answer
141 views

Fastest way to beat Gnu-Chess Easy as black?

This is more of a puzzle. As far as I can ascertain, Gnu-Chess Easy always plays the same, and so the question is, is what are the least amount of moves required to beat Gnu Chess on easy. Just to ...
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3answers
156 views

In correspondence games, is it considered cheating to get an engine evaluation of the current position?

Is it considered cheating to simply get an engine score for the current position in an ongoing game without looking at any of the generated lines? I'm guessing the answer is yes, but just curious (and ...
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239 views

Is there a software to measure a player's strength based on a game?

I flicked through some papers that described how one can obtain an ELO estimate based on a game. (Basically we were comparing players' moves to the best moves suggested by a strong chess engine. My ...
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1answer
146 views

Why is engine's speed slow at the start?

I noticed that the nps (nodes per seconds) of different chess engines is very low at the start of the analysis and only after several seconds reaches is peak value. Does anybody have an explanation of ...
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1answer
91 views

Solving the Game of Chess: Trans-Computational in Nature or No?

Mathematicians have categorized chess as a trans-computational problem. A transcomputational problem is one in which a computer would need to exceed the size of the earth in order to have the ...
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4answers
220 views

What are good ways to check blunders after the match?

Currently I am using Tarrasch for GUI and Rybka 2.3.2a as the engine. With that, I am able to kibitzing every position in the game and check for any blunder. So basically this is what I always did: ...
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59 views

App to read pgn surface

Is there anyway to read pgn's on the surface 2 (windows 8), besides using any online tool for that matter.
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1answer
157 views

Are there “pure brute force” engines? [closed]

Is there a chess engine that just goes for brute force search, looking for a forced mating sequence + material advantage in a couple of moves? This would especially be interesting to "prove" some ...
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3answers
125 views

Rate the difficulty of this computer?

I've just been playing for fun online a little bit, and was wondering how hard the computer I've been playing against is. NOTE: This was made for a javascript competition, and doesn't include ...
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4answers
248 views

Are modern chess programs tactically perfect?

In a given situation, can we assume that a chess engine is tactically perfect - meaning that it can find all possible tactics which are there in that position. Is it possible for the best of modern ...
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1answer
110 views

What is the strongest chess engine for blitz time controls?

There are all kinds of lists of the strongest chess engines at standard time controls. Here's one I picked more or less at random. But does anyone track which engines are strongest at faster time ...
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4answers
471 views

Are computers destroying chess?

These days I have been watching the candidates tournament, and I couldn't avoid noticing that players are reeling/scared of computer home preparation "little bit too much". For example: in the ...
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2answers
168 views

Javascript based Chess engine

In one of my previous questions I asked about comparison of the strongest chess engines and got a really good answer. While there are little or no doubts that chess engines are stronger than humans, I ...
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2answers
283 views

Is there a chess engine that does NOT use brute-force search?

Every chess engine I've ever heard of (including all I found listed on Wikipedia) uses brute-force search with an evaluation function (minmax algorithm) to decide on its move. This is not how most ...
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5answers
431 views

What are the first moves chosen (White), by brute force chess engines?

Title says it all. Feel free to add comment, theory, or explanation. Just to clarify, this is only regarding turn 1 of White, and no proceeding turns after it.
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1answer
62 views

Alpha-beta safe on incomplete tree?

I'm writing a simple chess program from scratch on a hobbyist basis. I think there is something fundamental I'm overlooking or don't understand. I read the following ...
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4answers
364 views

Can Grandmasters beat computers when given time-odds?

For eg., if a grandmaster is given 10:1 time odds, will he be able to beat a computer? For eg, if the GM is given 120 minutes for the entire game and the computer is given 12 minutes? If not 10:1 ...
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2answers
125 views

has the success of computers reduced the stature of chess as an 'intellectual' sport/game?

As human beings, we know that there are different aspects of intelligence. Often, innovation and creativity are considered to be higher levels of intelligence. Whereas, the ability to calculate is ...
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173 views

Does depth (number of ply) still matter once it is high enough?

This isn't real, just imagine this happening. Computer A is supercomputer. It can calculate 30 ply deep within 20 seconds. Computer B is supercomputer. It can calculate 15 ply deep within 20 ...
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2answers
133 views

Linux: is there any engine that could play your game like Shredder?

On Windows, I used Shredder to not only analyze my games, but play the game against me or against itself from any given position. I used many engines but only found that option in Shredder, maybe I ...
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247 views

Is there a computer program that generates quality chess problems?

Is there a chess engine that automatically generates quality chess problems. For example I will input 3 - it produces a mate in 3 problem. But the problem shouldn't be so obvious that one can solve in ...
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191 views

What makes chess engines so good at chess?

Computers are thought to calculate every possible move. However, for eg. there are about 20 possible first moves and 20 possible responses to that and so by this logic the no. of positions after for ...
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2answers
191 views

How can I automatically extract features from a position?

I am working on a project where I take a chess board position (FEN string converted to binary) & it's evaluation score and feed it to a neural network. My aim is to make the neural network ...
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8answers
466 views

Is there a single best move in every position?

If it were possible to analyse every possible outcome of a position, would there ever be a single move that could be considered "best"? I know that this is how computers evaluate positions, but they ...
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1answer
377 views

Step-by-step guide to prepare yourself

Let's say that I have got three years to prepare myself before my first tournament. Here's my status. I need to come up with a plan. Can you help me prepare one? I am a chess enthusiast. I am ...
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2answers
393 views

Setting up a game between two computers

I was hoping that this would be a simple exercise but I have spent the last two days looking into this and can not find an answer (easy or otherwise). What I want to do is have my iMac play my ubuntu ...
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3answers
5k views

Free online analysis engine?

Is there an online analysis engine that allows you to enter a PGN and get a game analysis, showing where suboptimal moves were made? I know there are programs for download/purchase that do this, but ...
3
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2answers
900 views

How to install stockfish on ubuntu?

Is there an easy guide how to install stockfish on ubuntu? From the main site I can not find any information and github repository does not provide many details. I would really appreciate if someone ...
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3answers
150 views

How to sort a chess PGN game by date?

Is there a way to sort a PGN chess game by date and export the sorted games as a new PGN file?
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4answers
897 views

Chess engine with API

I am looking for a chess engine which provides a normal API which I can use with some high level programming language like C# or python. I went through the list of leaders (Houdini, Komodo, Stockfish ...
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1answer
178 views

a good uci to winboard adapter

I found one before on the internet but it keeps the CPU at 100% ,hangs a lot, and doesn't exit when the program (ChessMaster in this case) close.
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1answer
156 views

Using chess engines to find moves sequence to make a position

Is there any way to use chess engines (by commands or GUI tools) to find the sequence of moves need to transform an initial position(P1) to a target position(P2) while the count of moves is exactly N? ...
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2answers
258 views

Humans against computers: is it an advantage to humans to have more time or less

It's clear to me that humans are at a loss when it comes down to playing against computers. (not only due to the answers to my last question (Humans against computers). But, would humans (maybe a ...
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4answers
322 views

Humans against computers

Are human ratings also progressing, could humans catch up with computers? (maybe playing against strong computers makes us strong) Are team of humans able to defeat computers? Is any competition like ...
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2answers
811 views

Why buy Houdini?

Why buy Houdini (or Rybka) if Stockfish is essentially as powerful and also is free? Are there special features or a nicer GUI? Can't those features be implemented within the Stockfish engine?
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2answers
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Studies that have been cooked by computers

A study is unlike a regular chess problem. Instead of "mate in 3" (for instance), a study's instructions are something like "White to draw" (for instance). What this means is to find a line of play ...
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1k views

How to represent chess state with a bitboard

I'm interested in programming a chess engine and using bitboards to represent the state of the game. I know there are a few open source chess engines that use bitboards, but its not so easy to look at ...
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4answers
176 views

Will computer knowledge reach a perfect game, after expanding prepared openings/endgames?

If computers just check in an openings-DB what to do in the first 10, 15 or even 20 moves, and if they just check the endgames-DB at the endgame; wouldn't it reach a point where they have a DB of ...
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3answers
294 views

Are there games between top computers which uncovered never-seen-before ideas?

Are there games between top computers which uncovered never-seen-before ideas? And if so, how can humans notice? Addendum: I understand the position of James Christopher in his answer, but my ...
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1answer
228 views

Connecting opening book to chess engine

I have file Rybka.exe and when I use it for the first moves, it always goes Nf3 or Nc3 only (even at strength 1000 and depth 1). I assume that is because it doesn't have opening book assigned (?) to ...
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2answers
150 views

Chess engines' .dll files usable in C# projects [closed]

Are there any free/paid chess engine .dll files that could be used in a C# project as a reference?
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1answer
381 views

World Computer Chess Championship: Why don't they run all computers on the same hardware?

I was looking at the results of the 16th World Computer Chess Championship. You can see the hardware that the computer runs on. The reason why i'm asking this is that Mobile Chess engine is running on ...
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2answers
490 views

How to switch the engine off in Arena?

I use Arena. I want to input my game and create a pgn. But I have a problem, because if I make a move, the engine automatically makes a move as well. I want to make moves for white and for black. I ...
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4answers
279 views

Are there any bughouse chess engines?

A friend told me its very hard to implement a bughouse chess engine because it requires much more processor power than a regular chess engine. Are there any bughouse engines out there ? if not, what ...
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462 views

Is it possible to expect different results from computer vs same computer on the same machine?

I wanted to see if a computer can beat the same computer, on the same machine. The first match is on chess.com, I played vs computer, I open two tabs, the first one is computer (white) vs me (black) ...