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21 неособая матрица
Information technology: nonsingular matrix -
22 неособенная слева матрица
Mathematics: left-nonsingular matrix (невырожденная)Универсальный русско-английский словарь > неособенная слева матрица
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23 неособенная справа матрица
Mathematics: right-nonsingular matrix (невырожденная)Универсальный русско-английский словарь > неособенная справа матрица
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24 несингулярная матрица
Makarov: nonsingular matrixУниверсальный русско-английский словарь > несингулярная матрица
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25 неособенная слева матрица
Русско-английский научно-технический словарь Масловского > неособенная слева матрица
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26 неособенная справа матрица
Русско-английский научно-технический словарь Масловского > неособенная справа матрица
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27 Матрица расщепления
The classical iterative methods for solving linear systems are based on writing the matrix $A$ as..., where $Q$, called the splitting matrix, is nonsingularРусско-английский словарь по прикладной математике и механике > Матрица расщепления
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28 Для того чтобы
In order that $f^*$ be (но не is) a good approximation to a given function $f$, we require the error function $f-f^*$ to be small in some senseFor a function $f$ to be continuous it is necessary that...A necessary and sufficient condition for a matrix to be nonsingular is that its determinant be nonzeroIn order that this process have (но не has) meaning, it is necessary that it give (но не gives) a unique resultFormula (1) is applied to study the above case (to derive the theorem below, to obtain an $x$ with norm not exceeding 1)Let us consider some examples to show how this function decreases at infinityThis approach is too complicated to be used in the above caseThis particular case is important enough to be considered separatelyWe now apply (use) Theorem 1 to obtain $x=y$Insert (1) into (2) (substitute (1) into (2)) to find that...We partially order $Z$ by declaring $X<Y$ to mean that...For this to happen (in order that this happens), this set must be compactFor the second estimate to hold, it is enough to assume that...Then for such a map to exist, we should assume that...One must use basis functions of degree at least two in order for $x$ to be nonzeroРусско-английский словарь по прикладной математике и механике > Для того чтобы
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См. также в других словарях:
nonsingular matrix — noun a square matrix whose determinant is not zero • Ant: ↑singular matrix • Hypernyms: ↑square matrix … Useful english dictionary
matrix — /may triks, ma /, n., pl. matrices /may tri seez , ma /, matrixes. 1. something that constitutes the place or point from which something else originates, takes form, or develops: The Greco Roman world was the matrix for Western civilization. 2.… … Universalium
Matrix difference equation — A matrix difference equation[1][2] is a difference equation in which the value of a vector (or sometimes, a matrix) of variables at one point in time is related to its own value at one or more previous points in time, using matrices. Occasionally … Wikipedia
Matrix ring — In abstract algebra, a matrix ring is any collection of matrices forming a ring under matrix addition and matrix multiplication. The set of n×n matrices with entries from another ring is a matrix ring, as well as some subsets of infinite matrices … 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
Involutory matrix — In mathematics, an involutory matrix is a matrix that is its own inverse. That is, matrix A is an involution iff A2 = I.One of the three classes of elementary matrix is involutory, namely the row interchange elementary matrix . A special case of… … Wikipedia
square matrix — noun a matrix with the same number of rows and columns • Hypernyms: ↑matrix • Hyponyms: ↑diagonal matrix, ↑determinant, ↑Latin square, ↑magic square, ↑nonsingular matrix, ↑singular matrix … Useful english dictionary
singular matrix — noun a square matrix whose determinant is zero • Ant: ↑nonsingular matrix • Hypernyms: ↑square matrix … Useful english dictionary
Invertible matrix — In linear algebra an n by n (square) matrix A is called invertible (some authors use nonsingular or nondegenerate) if there exists an n by n matrix B such that where In denotes the n by n identity matrix and the multiplication used is ordinary… … Wikipedia
Symplectic matrix — In mathematics, a symplectic matrix is a 2n times; 2n matrix M (whose entries are typically either real or complex) satisfying the condition:M^T Omega M = Omega,.where MT denotes the transpose of M and Omega; is a fixed nonsingular, skew… … Wikipedia
P-matrix — In mathematics, a P matrix is a complex square matrix with every principal minor > 0. A closely related class is that of P0 matrices, which are the closure of the class of P matrices, with every principal minor 0. Contents 1 Spectra of P… … Wikipedia