• 61Matrix addition — In mathematics, matrix addition is the operation of adding two matrices by adding the corresponding entries together. However, there are other operations which could also be considered as a kind of addition for matrices, the direct sum and the&#8230; …

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• 62Combinatorial species — In combinatorial mathematics, the theory of combinatorial species is an abstract, systematic method for analysing discrete structures in terms of generating functions. Examples of discrete structures are (finite) graphs, permutations, trees, and&#8230; …

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• 63Matrix theory — is a branch of mathematics which focuses on the study of matrices. Initially a sub branch of linear algebra, it has grown to cover subjects related to graph theory, algebra, combinatorics, and statistics as well.HistoryThe term matrix was first&#8230; …

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• 64Clique problem — The brute force algorithm finds a 4 clique in this 7 vertex graph (the complement of the 7 vertex path graph) by systematically checking all C(7,4)=35 4 vertex subgraphs for completeness. In computer science, the clique problem refers to any of&#8230; …

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• 65Building (mathematics) — In mathematics, a building (also Tits building, Bruhat–Tits building) is a combinatorial and geometric structure which simultaneously generalizes certain aspects of flag manifolds, finite projective planes, and Riemannian symmetric spaces.&#8230; …

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• 66Chino, Nagano — Chino 茅野市 &#160;&#160;City&#160;&#160; Location of Chino in Nagano …

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• 67Conversation analysis — (commonly abbreviated as CA) is the study of talk in interaction (both verbal and non verbal in situations of everyday life). CA generally attempts to describe the orderliness, structure and sequential patterns of interaction, whether&#8230; …

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• 68Incidence matrix — In mathematics, an incidence matrix is a matrix that shows the relationship between two classes of objects. If the first class is X and the second is Y, the matrix has one row for each element of X and one column for each element of Y. The entry&#8230; …

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• 69Binary matrix — In mathematics, particularly matrix theory, a binary matrix or (0,1) matrix is a matrix in which each entry is either zero or one. For example::egin{pmatrix}0 11 0end{pmatrix} is a 2 × 2 binary matrix.Frequently operations on binary matrices are …

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• 70Complete bipartite graph — A complete bipartite graph with m = 5 and n = 3 Vertices n + m Edges mn …

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• 71Line graph — This article is about the mathematical concept. For statistical presentation method, see line chart. In graph theory, the line graph L(G) of undirected graph G is another graph L(G) that represents the adjacencies between edges of G. The name&#8230; …

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• 72List of terms relating to algorithms and data structures — The [http://www.nist.gov/dads/ NIST Dictionary of Algorithms and Data Structures] is a reference work maintained by the U.S. National Institute of Standards and Technology. It defines a large number of terms relating to algorithms and data&#8230; …

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• 73Irreducible (mathematics) — In mathematics, the term irreducible is used in several ways. * In abstract algebra, irreducible can be an abbreviation for irreducible element; for example an irreducible polynomial. * In representation theory, an irreducible representation is a …

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• 74Ihara zeta function — In mathematics, the Ihara zeta function closely resembles the Selberg zeta function, and is used to relate the spectrum of the adjacency matrix of a graph G = (V, E) to its Euler characteristic. The Ihara zeta function was first defined by&#8230; …

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• 75Strongly regular graph — Let G = (V,E) be a regular graph with v vertices and degree k . G is said to be strongly regular if there are also integers λ and μ such that:* Every two adjacent vertices have λ common neighbours.* Every two non adjacent vertices have μ common&#8230; …

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• 76Laplacian matrix — In the mathematical field of graph theory the Laplacian matrix, sometimes called admittance matrix or Kirchhoff matrix, is a matrix representation of a graph. Together with Kirchhoff s theorem it can be used to calculate the number of spanning&#8230; …

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• 77List of mathematics articles (A) — NOTOC A A Beautiful Mind A Beautiful Mind (book) A Beautiful Mind (film) A Brief History of Time (film) A Course of Pure Mathematics A curious identity involving binomial coefficients A derivation of the discrete Fourier transform A equivalence A …

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• 78Subshift of finite type — In mathematics, subshifts of finite type are used to model dynamical systems, and in particular are the objects of study in symbolic dynamics and ergodic theory. They also describe the set of all possible sequences executed by a finite state&#8230; …

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• 79Kosaraju's algorithm — In computer science, Kosaraju s algorithm is an algorithm to find the strongly connected components of a directed graph. Aho, Hopcroft and Ullman credit it to an unpublished paper from 1978 by S. Rao Kosaraju. It makes use of the fact that the&#8230; …

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• 80Guatemala-Belize Language Exchange Project — The Guatemala Belize Language Exchange Project (LX Project) is an innovative project under the auspices of the Defence Section of the British Embassy in Guatemala together with the British High Commission in Belize, and commenced operation on 21&#8230; …

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