• algebra, a convergent matrix is a matrix that converges to the zero matrix under matrix exponentiation. When successive powers of a matrix T become small...
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  • Every singular matrix can be written as a product of nilpotent matrices. A nilpotent matrix is a special case of a convergent matrix. A linear operator...
    10 KB (1,974 words) - 21:06, 14 April 2025
  • the Multitrait-multimethod Matrix". Psychological Bulletin, 56, 81-105. "The Multitrait-Multimethod Matrix". "Convergent and Discriminant Validity"....
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  • Peter Richtarik (2015). "Randomized Quasi-Newton Updates are Linearly Convergent Matrix Inversion Algorithms". arXiv:1602.01768 [math.NA]. "optim function...
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  • abstract algebra, a matrix ring is a set of matrices with entries in a ring R that form a ring under matrix addition and matrix multiplication. The set...
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  • Thumbnail for List of named matrices
    matrices used in mathematics, science and engineering. A matrix (plural matrices, or less commonly matrixes) is a rectangular array of numbers called entries...
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  • M1 ≤ A ≤ M2. Every regular splitting of A is convergent. Stability There exists a positive diagonal matrix D such that AD + DAT is positive definite. A...
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  • }} that extends the usual limits. Convergence of random variables Convergent matrix Limit in category theory Direct limit Inverse limit Limit of a function...
    37 KB (6,042 words) - 17:28, 17 March 2025
  • In linear algebra, a Vandermonde matrix, named after Alexandre-Théophile Vandermonde, is a matrix with the terms of a geometric progression in each row:...
    25 KB (5,285 words) - 17:12, 2 June 2025
  • the mathematical discipline of matrix theory, a Jordan matrix, named after Camille Jordan, is a block diagonal matrix over a ring R (whose identities...
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  • convergent is formed by multiplying the numerator of the second convergent by the third coefficient, and adding the numerator of the first convergent...
    69 KB (9,628 words) - 06:51, 28 April 2025
  • tridiagonal matrix with pairs of nearly, but not exactly, equal eigenvalues Convergent matrix — square matrix whose successive powers approach the zero matrix Algorithms...
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  • spectral radius of D, and thus D is a convergent matrix. As a consequence, the iterative method (5) is necessarily convergent. If, in addition, the splitting...
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    DEFENG (2006). "A quadratically convergent Newton method for computing the nearest correlation matrix". SIAM J. Matrix Anal. Appl. 28 (2): 360–385. doi:10...
    39 KB (5,359 words) - 04:50, 11 June 2025
  • series is said to be semi-convergent (or conditionally convergent) if it is convergent but not absolutely convergent. Semi-convergent series were studied by...
    79 KB (12,851 words) - 09:10, 17 May 2025
  • 1995.tb00881.x. Campbell D. T. (1959). "Convergent and discriminant validation by the multitrait-multimethod matrix". Psychological Bulletin. 56 (2): 81–105...
    24 KB (3,065 words) - 16:06, 7 June 2025
  • infinite bounded sequence in R n {\displaystyle \mathbb {R} ^{n}} has a convergent subsequence. An equivalent formulation is that a subset of R n {\displaystyle...
    13 KB (2,066 words) - 16:49, 9 June 2025
  • Cholesky decomposition (category Matrix decompositions)
    decomposition of a Hermitian, positive-definite matrix into the product of a lower triangular matrix and its conjugate transpose, which is useful for...
    56 KB (8,348 words) - 18:46, 28 May 2025
  • multitrait-multimethod (MTMM) matrix is an approach to examining construct validity developed by Campbell and Fiske (1959). It organizes convergent and discriminant...
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  • and this matrix is called the iteration matrix. An iterative method with a given iteration matrix C {\displaystyle C} is called convergent if the following...
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  • in Lie algebraic terms, that is, as a formal series (not necessarily convergent) in X {\displaystyle X} and Y {\displaystyle Y} and iterated commutators...
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  • limit) assigns values to some infinite sums that are not necessarily convergent in the usual sense. The Cesàro sum is defined as the limit, as n tends...
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  • method is a linear sequence transformation that preserves the limits of convergent sequences. The linear sequence transformation can be applied to the divergent...
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  • Thumbnail for Taylor series
    the use of such approximations. If the Taylor series of a function is convergent, its sum is the limit of the infinite sequence of the Taylor polynomials...
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  • Thumbnail for Fibonacci sequence
    the (n + 1)-st convergent can be found from the recurrence relation φn+1 = 1 + 1 / φn. The matrix formed from successive convergents of any continued...
    87 KB (13,080 words) - 23:42, 12 June 2025
  • Cochrane. 1959, with Donald W. Fiske, "Convergent and discriminant validation by the multitrait-multimethod matrix, In: Psychological Bulletin 56/1959 No...
    18 KB (1,829 words) - 03:50, 10 June 2025
  • of length k. (Equivalently, this vector might be described as a (k × 1)-matrix.) The vector is modelled as a linear function of its previous value. The...
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  • is not necessary to have a strongly connected social network to have convergent beliefs, however, the equality of limiting beliefs does not hold in general...
    11 KB (1,740 words) - 04:08, 6 September 2023
  • formulated in terms of sequential compactness (the possibility of selecting a convergent subsequence). Let X be the space G L n ( R ) / G L n ( Z ) {\displaystyle...
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  • bounded real sequence ( x n ) {\displaystyle (x_{n})} is said to be almost convergent to L {\displaystyle L} if each Banach limit assigns the same value L {\displaystyle...
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