• Thumbnail for Permutation
    In mathematics, a permutation of a set can mean one of two different things: an arrangement of its members in a sequence or linear order, or the act or...
    77 KB (11,512 words) - 06:18, 4 October 2024
  • Thumbnail for Permutation group
    mathematics, a permutation group is a group G whose elements are permutations of a given set M and whose group operation is the composition of permutations in G...
    23 KB (3,367 words) - 18:53, 18 June 2024
  • A permutation test (also called re-randomization test or shuffle test) is an exact statistical hypothesis test making use of the proof by contradiction...
    22 KB (2,832 words) - 04:55, 27 August 2024
  • entries 0.: 26  An n × n permutation matrix can represent a permutation of n elements. Pre-multiplying an n-row matrix M by a permutation matrix P, forming PM...
    18 KB (3,042 words) - 07:31, 27 August 2024
  • cyclic permutation is a permutation consisting of a single cycle. In some cases, cyclic permutations are referred to as cycles; if a cyclic permutation has...
    13 KB (2,039 words) - 05:13, 6 June 2024
  • the permutations of X (i.e. the bijective functions from X to X) fall into two classes of equal size: the even permutations and the odd permutations. If...
    18 KB (2,875 words) - 08:03, 9 May 2024
  • Look up permutation in Wiktionary, the free dictionary. In mathematics, permutation relates to the act of arranging all the members of a set into some...
    1,017 bytes (149 words) - 08:12, 2 March 2022
  • Combinations and permutations in the mathematical sense are described in several articles. Described together, in-depth: Twelvefold way Explained separately...
    419 bytes (74 words) - 22:32, 24 December 2023
  • epsilon represents a collection of numbers defined from the sign of a permutation of the natural numbers 1, 2, ..., n, for some positive integer n. It...
    30 KB (5,171 words) - 01:42, 4 September 2024
  • A random permutation is a random ordering of a set of objects, that is, a permutation-valued random variable. The use of random permutations is common...
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  • Thumbnail for Permutation graph
    mathematical field of graph theory, a permutation graph is a graph whose vertices represent the elements of a permutation, and whose edges represent pairs...
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  • Thumbnail for Permutation (music)
    In music, a permutation (order) of a set is any ordering of the elements of that set. A specific arrangement of a set of discrete entities, or parameters...
    8 KB (1,027 words) - 08:08, 27 September 2023
  • Permutation City is a 1994 science-fiction novel by Greg Egan that explores many concepts, including quantum ontology, through various philosophical aspects...
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  • Thumbnail for Symmetric group
    defined over a finite set of n {\displaystyle n} symbols consists of the permutations that can be performed on the n {\displaystyle n} symbols. Since there...
    46 KB (6,130 words) - 06:34, 24 May 2024
  • Thumbnail for Fisher–Yates shuffle
    Fisher–Yates shuffle (category Permutations)
    until no elements remain. The algorithm produces an unbiased permutation: every permutation is equally likely. The modern version of the algorithm takes...
    39 KB (4,782 words) - 17:41, 21 September 2024
  • cryptography, a pseudorandom permutation (PRP) is a function that cannot be distinguished from a random permutation (that is, a permutation selected at random with...
    10 KB (1,303 words) - 02:55, 7 July 2023
  • Resampling methods are: Permutation tests (also re-randomization tests) Bootstrapping Cross validation Jackknife Permutation tests rely on resampling...
    18 KB (2,225 words) - 15:27, 31 July 2024
  • Thumbnail for Heap's algorithm
    possible permutations of n objects. It was first proposed by B. R. Heap in 1963. The algorithm minimizes movement: it generates each permutation from the...
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  • In combinatorial mathematics, a partial permutation, or sequence without repetition, on a finite set S is a bijection between two specified subsets of...
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  • combinatorial mathematics, an alternating permutation (or zigzag permutation) of the set {1, 2, 3, ..., n} is a permutation (arrangement) of those numbers so...
    12 KB (1,719 words) - 16:19, 29 September 2024
  • Permutation is the third studio album by Brazilian electronic music producer Amon Tobin. It was released on 1 June 1998 by Ninja Tune. The songs "Like...
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  • Thumbnail for CFOP method
    its vertical edge at the same time. There are 41 unique cases for the permutations of a corner and its matching edge on the cube, and the most efficient...
    14 KB (1,999 words) - 16:50, 25 September 2024
  • Programming by permutation, sometimes called "programming by accident" or "shotgunning", is an approach to software development wherein a programming...
    5 KB (715 words) - 05:24, 15 December 2023
  • G} as a group of permutations, or as a group of permutation matrices. The term also refers to the combination of the two. A permutation representation of...
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  • Thumbnail for 100 prisoners problem
    100 prisoners problem (category Permutations)
    repeated application of the permutation returns to the first number is called a cycle of the permutation. Every permutation can be decomposed into disjoint...
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  • In mathematics, a permutation polynomial (for a given ring) is a polynomial that acts as a permutation of the elements of the ring, i.e. the map x ↦ g...
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  • mathematical permutations. Alternating permutation Circular shift Cyclic permutation Derangement Even and odd permutations—see Parity of a permutation Josephus...
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  • Thumbnail for Bit-reversal permutation
    In applied mathematics, a bit-reversal permutation is a permutation of a sequence of n {\displaystyle n} items, where n = 2 k {\displaystyle n=2^{k}} is...
    12 KB (1,554 words) - 10:30, 5 January 2024
  • In automata theory, a permutation automaton, or pure-group automaton, is a deterministic finite automaton such that each input symbol permutes the set...
    4 KB (453 words) - 15:04, 22 August 2023
  • that are preserved by this type of shuffle, and a Gilbreath permutation is a permutation that can be formed by a Gilbreath shuffle. A Gilbreath shuffle...
    6 KB (957 words) - 02:50, 16 January 2024