the values of heaps in the game Nim. The nimbers are the ordinal numbers endowed with nimber addition and nimber multiplication, which are distinct from... 12 KB (1,638 words) - 00:46, 12 February 2024 |
Sprague–Grundy theorem (section Nimbers) an ordinal number in the infinite generalization, or alternatively as a nimber, the value of that one-heap game in an algebraic system whose addition operation... 20 KB (3,353 words) - 17:19, 15 August 2023 |
game under the normal play convention is equivalent to a nimber. The representation of this nimber can change from game to game, but every possible state... 5 KB (686 words) - 08:06, 25 April 2024 |
gives the nimber for this case. If n is 2 stones, the player to move can leave 0 or 1 stones, giving the nimber 2 as the mex of the nimbers {0, 1}. In... 5 KB (740 words) - 21:18, 29 August 2023 |
Ordinal arithmetic (section Nimber arithmetic) operations, there are also the "natural" arithmetic of ordinals and the nimber operations. The union of two disjoint well-ordered sets S and T can be well-ordered... 36 KB (4,909 words) - 17:53, 24 April 2024 |
position in a partisan game can have a nimber as its value, or else the game would be impartial. However, some nimbers can still occur as the values of game... 2 KB (285 words) - 12:11, 6 July 2021 |
Nimber addition is the exclusive or of nonnegative integers in binary representation. This is also the vector addition in ( Z / 2 Z ) 4 {\displaystyle... 31 KB (3,347 words) - 08:25, 1 May 2024 |
Combinatorial game theory (section Nimbers) way are known as nimbers. The Sprague–Grundy theorem states that every impartial game is equivalent to a nimber. The "smallest" nimbers – the simplest and... 24 KB (3,198 words) - 07:21, 1 February 2024 |
A nimber numbering of the Fano plane... 24 KB (3,035 words) - 05:38, 7 May 2024 |
maximum number of colors obtainable by a greedy graph coloring algorithm Nimber, a type of value used in combinatorial game theory, also called a Grundy... 2 KB (263 words) - 11:21, 25 May 2023 |
asserts that every such game has an equivalent Sprague–Grundy value, a "nimber", which indicates the number of pieces in an equivalent position in the... 2 KB (277 words) - 15:08, 25 February 2023 |
they may be the same. Normal-play nim (or more precisely the system of nimbers) is fundamental to the Sprague–Grundy theorem, which essentially says that... 30 KB (4,004 words) - 05:18, 21 March 2024 |
field except for the fact that they are a proper class, not a set. The nimbers, a concept from game theory, form such a Field as well. Dropping one or... 86 KB (10,288 words) - 20:18, 2 May 2024 |
Lemoine and Simon Viennot introduced an algorithm based on the concept of nimbers to accelerate the computation, reaching up to 32 spots. They have extended... 18 KB (2,459 words) - 03:59, 6 April 2024 |
-A Fortin; M-A. Gardner; C. Gagné; M. Parizeau (2014). "DEAP: Enabling Nimber Evolutionss" (PDF). SIGEvolution. 6 (2): 17–26. doi:10.1145/2597453.2597455... 5 KB (350 words) - 01:20, 17 May 2023 |
example, the game ∗ 2 + ∗ 3 {\displaystyle *2+*3} , where the values are nimbers, has value * despite each player having more options than simply moving... 3 KB (357 words) - 19:37, 20 February 2022 |
{\displaystyle n} . This is often denoted K n {\displaystyle K_{n}} ; it is a nimber, not a number. By the Sprague–Grundy theorem, K n {\displaystyle K_{n}}... 7 KB (907 words) - 04:43, 6 April 2024 |
Berlekamp, Conway & Guy (2001), "Green hackenbush, the game of nim, and nimbers", pp. 40–42. Golomb (1966); Eppstein (2018) Whinihan (1963); Larsson &... 11 KB (1,499 words) - 06:56, 5 May 2023 |
theory) Zero game, fuzzy game Dots and boxes Impartial game Digital sum Nim Nimber Sprague–Grundy theorem Partizan game Solved board games Col game Sim (pencil... 7 KB (626 words) - 04:12, 6 April 2024 |
recasting its conventional nimber-based solution into a multiplicative form, and then modifying that slightly for misere play. The nimbers that occur in the normal... 8 KB (1,078 words) - 12:35, 18 November 2019 |
(minimum excludant) of the options of a game. g+ is the grundy value or nimber of a game under the normal play convention. g- or λ0 is the outcome class... 6 KB (733 words) - 06:54, 5 May 2023 |
Schneider, Master thesis, 2009 Julien, Lemoine; Simon, Viennot (2010). "Nimbers are inevitable". arXiv:1011.5841 [math.CO]. Computation records of normal... 7 KB (894 words) - 00:42, 29 March 2024 |