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• Ladder
  Ladders usually occur close to an edge of the board, typically the edge belonging to the attacking player, whose stones are fur ...ladders. This is because even though these ladders do sometimes form, the general intention by the attacker is typically not to connect to the edge: the atta
  5 KB (891 words) - 14:12, 20 January 2023
• Swap rule
  ...mirror image position, where the mirroring takes place with respect to the board's long diagonal. For example, a red piece at a3 becomes a blue piece at c1. ...rs are determined at the start of the game, and it is easier to change the board position than the colour designation. This also makes the game record more
  9 KB (1,588 words) - 14:53, 18 November 2023
• Basic (strategy guide)
  [[Hex]] is a two player [[Wikipedia:Board_game|board game]] played on an ''n × n'' grid of [[hexagon]]s. ...g to the [[horizontal (player)|"horizontal" player]]. An empty 4 × 4 board looks like follows.
  15 KB (2,693 words) - 23:24, 12 October 2022
• Useless triangle
  When a [[piece]]'s neighboring [[hex (board element)|hexes]] are occupied by the opponent's pieces (and/or the opponent The useless triangle is a special case of the more general concept of [[captured cell|capture]].
  1 KB (230 words) - 01:47, 12 September 2021
• Forcing move
  In general terms, the opponent has three options when responding to a forcing move. ...re better played early than late. For example, with very few pieces on the board, the opponent might typically answer a bridge intrusion, because they expec
  6 KB (1,139 words) - 15:33, 7 October 2023
• Intermediate (strategy guide)
  ...distance is required is called the '''loose connection''' — a [[Hex (board element)|hex]] that is a bridge plus an adjacent step away. For templates farther away, the general strategy to apply when the opponent intrudes on the template is to make a m
  26 KB (4,694 words) - 01:56, 18 May 2022
• Sixth row template problem
  Is there a number ''m'' such that the game on the board of width ''m'' designed as follows, with Blue's turn to play, is won by Red The general problem of knowing if there is ''n'' such that there is no one stone edge t
  2 KB (369 words) - 21:45, 28 December 2020
• Connection game
  ...iece]]s to create a connection between some parts of the [[Board (general)|board]]. The first connection game was [[Hex]], which was invented in 1942. Seve ...which the players place [[peg]]s. The pegs can be connected via [[Bridge (general)|bridges]]; a bridge connects two holes that are separated by a knight's mo
  2 KB (325 words) - 04:10, 30 May 2023
• Hex theory
  ...r has connected their edges. The proof idea is quite simple. On a full Hex board, consider the set ''A'' of all red cells that are connected to Red's top ed In fact, we can prove a more general statement: for boards of size ''n''×''n'', any position that is symmetric
  10 KB (1,737 words) - 02:19, 26 April 2024
• Advanced (strategy guide)
  ...mpty hexes and 10 hexes along an edge — the entire edge on the 10x10 board! ...direction while maximizing your strength in the opposite direction is more general than that.
  31 KB (5,861 words) - 00:58, 9 February 2022
• Y
  ...the first player to complete a [[chain]] connecting all three sides of the board. Y is a kind of generalisation of [[Hex]], perhaps the one the nearest from Y cannot end in a draw. That is, once the board is complete there must be one and only one winner.
  6 KB (1,030 words) - 22:25, 28 December 2020
• Games from the 13th Little Golem TwixtPP Championship
  ...or maybe even 12.J6* (my favorite pattern) which uses the top half of the board more effectively.<BR><BR> ...terwards it proves only to be true, what I said in move 7 of that game: In general, yes. But there's more to Twixt than skill. Since in most games between adv
  21 KB (3,875 words) - 14:30, 18 April 2008
• Havannah
  The game is played on a hexagonal board of hexagons. The base-8 and base-10 boards are popular sizes. * a '''fork''': a connected chain that has pieces on three edges of the board (where corner cells do not belong to any edge)
  2 KB (392 words) - 04:31, 12 July 2021
• Solutions to Piet Hein's puzzles
  ...th blue stones at the right are connected to the right (see the [[Strategy#General strategy guide|Strategy guide]] for details). The stone at d8 is connected ...l be completely filled is Red a2 (or equivalently on the other side of the board, Red c2). It leads to the following sequence of forced moves:
  3 KB (640 words) - 14:34, 11 May 2023
• Openings on 13 x 13
  On this page, I will consider some usual Hex openings for the 13×13 board. The observations are based on around 10,000 correspondence games played by ...3''', '''B2''' and '''A2''', in that order, all in the acute corner of the board. Other moves to consider are '''C2''', '''D2''', '''E2''', '''A11''', '''A1
  15 KB (2,554 words) - 21:23, 28 December 2020
• Open problems about edge templates
  ...ut perhaps Blue can block the connection to the edge, even on a very large board. ...in the 4th row template has three "liberties", i.e. adjacent hexes on the board but not in the template, whereas the stone in the 5th row template only has
  7 KB (1,215 words) - 02:29, 9 November 2023
• Pattern
  A '''pattern''' is simply a collection of pieces in some region of the board. The region may be near an edge, such as the [[ziggurat]] or it could be anywhere on the board, such as the basic [[bridge]]:
  917 B (155 words) - 22:17, 21 December 2023
• Theory of ladder escapes
  ...n this article, we will only be concerned with patterns that include a red board edge. A pattern is ''open on the left'' if it comes with some cells marked In this example, the ladder reconnects to Red's original group, although in general this does not need to be the case (even if the switchback doesn't connect,
  123 KB (22,870 words) - 19:37, 2 April 2024
• Domination
  ...by looking at a few nearby cells, rather than having to consider the whole board. In particular, it is often possible to figure out whether one move dominat In general, it can be [[Hex theory#Complexity|difficult]] to determine whether one mov
  21 KB (3,995 words) - 22:37, 18 November 2023
• Flank
  ...lue, and it can be oriented in any of the 6 cardinal directions of the Hex board (a cardinal direction is parallel to an edge or to the short diagonal). In ...tion of 2nd row ladders, with the cap acting as a ladder escape. Indeed, a board edge can be regarded as a straight row of stones, and is therefore a specia
  17 KB (3,144 words) - 05:31, 1 December 2022
• Theorems about templates
  ...s, such as [[Tom's move]], have an "alternative connection up". There is a general theorem about this. We begin by observing that from Red's point of view, C ...t having to think hard, and can concentrate on other trickier areas of the board.
  29 KB (4,992 words) - 05:51, 21 April 2024
• Openings on 11 x 11
  ...11 is good for learning Hex, and many of the concepts here apply to larger board sizes as well. As a general point, the opening sequences suggested in this article are certainly not th
  11 KB (2,022 words) - 14:15, 22 October 2022
• Question
  ...a player to choose between two or more available options in an area of the board. The player can either '''answer''' the question, by playing one of the ava ...ptions open until they know more about what is going on on the rest of the board. By playing a question, the opponent can sometimes force them to make the c
  6 KB (1,073 words) - 16:05, 27 November 2022
• Openings on 19 x 19
  19&times;19 is the most popular of the "large" board sizes. This board size offers a lot of room for strategic freedom (unlike 11&times;11 or 13&t ...it is specific to 19&times;19, but much of it is applicable to other large board sizes.
  31 KB (5,546 words) - 14:54, 18 November 2023
• Strategic advice from KataHex
  ==General== ...successful; KataHex already thinks Red is 97% to win: https://hexworld.org/board/#15nc1,c2e11c13e10b12e9c10d8b9c7a8b6c6b7d7c8e8d9
  21 KB (3,605 words) - 16:08, 14 January 2024