- permutation pattern
- мат. образ перестановок
Большой англо-русский и русско-английский словарь. 2001.
permutation pattern
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Permutation — For other uses, see Permutation (disambiguation). The 6 permutations of 3 balls In mathematics, the notion of permutation is used with several slightly different meanings, all related to the act of permuting (rearranging) objects or values.… … Wikipedia
Prior knowledge for pattern recognition — Pattern recognition is a very active field of research intimately bound to machine learning. Also known as classification or statistical classification, pattern recognition aims at building a classifier that can determine the class of an input… … Wikipedia
Generalized permutation matrix — In mathematics, a generalized permutation matrix (or monomial matrix) is a matrix with the same nonzero pattern as a permutation matrix, i.e. there is exactly one nonzero entry in each row and each column. Unlike a permutation matrix, where the… … Wikipedia
Anti-pattern — For the book, see AntiPatterns. In software engineering, an anti pattern (or antipattern) is a pattern that may be commonly used but is ineffective and/or counterproductive in practice.[1][2] The term was coined in 1995 by Andrew Koenig,[3]… … Wikipedia
Stanley-Wilf conjecture — The Stanley Wilf conjecture, named after Richard P. Stanley and Herbert Wilf, was a conjecture in the combinatorics of permutations. The conjecture was resolved by Gabor Tardos and Adam Marcus in 2004. [ A. Marcus and G. Tardos,… … Wikipedia
List of mathematics articles (P) — NOTOC P P = NP problem P adic analysis P adic number P adic order P compact group P group P² irreducible P Laplacian P matrix P rep P value P vector P y method Pacific Journal of Mathematics Package merge algorithm Packed storage matrix Packing… … Wikipedia
Mathematics of Sudoku — The class of Sudoku puzzles consists of a partially completed row column grid of cells partitioned into N regions each of size N cells, to be filled in using a prescribed set of N distinct symbols (typically the numbers {1, ..., N}), so that each … Wikipedia
Method ringing — (also known as scientific ringing) is a form of change ringing (the practice of ringing a series of mathematical permutations on tuned bells, rather than a melody). In method ringing, the ringers are guided from permutation to permutation by… … Wikipedia
Group action — This article is about the mathematical concept. For the sociology term, see group action (sociology). Given an equilateral triangle, the counterclockwise rotation by 120° around the center of the triangle acts on the set of vertices of the… … Wikipedia
Transposition cipher — In cryptography, a transposition cipher is a method of encryption by which the positions held by units of plaintext (which are commonly characters or groups of characters) are shifted according to a regular system, so that the ciphertext… … Wikipedia
Magic hypercube — In mathematics, a magic hypercube is the k dimensional generalization of magic squares, magic cubes and magic tesseracts; that is, a number of integers arranged in an n × n × n × ... × n pattern such that the sum of the numbers on each pillar… … Wikipedia
