• The Leslie matrix is a discrete, age-structured model of population growth named after Patrick H. Leslie and used in population ecology. The Leslie matrix...
    7 KB (1,224 words) - 21:05, 14 April 2025
  • these ages since b(a) vanishes beyond the boundaries. Let us write the Leslie matrix as: [ f 0 f 1 f 2 f 3 … f ω − 1 s 0 0 0 0 … 0 0 s 1 0 0 … 0 0 0 s 2...
    8 KB (1,589 words) - 00:03, 12 May 2023
  • including the development of the Leslie matrix, a mathematical tool widely used in ecological and demographic studies. Leslie was born in 1900 near Edinburgh...
    6 KB (615 words) - 16:09, 13 June 2025
  • In a Leslie matrix the top row of the middle matrix consists of age-specific fertilities: F1, F2 and F3. Note, that F1 = Si×Ri in the matrix above....
    4 KB (738 words) - 09:11, 7 May 2021
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    multistate life tables), population projections (Lee-Carter model, the Leslie Matrix), and population momentum (Keyfitz). The United Kingdom has a series...
    49 KB (5,690 words) - 18:17, 7 June 2025
  • long-term population growth rate given by the dominant eigenvalue of the Leslie matrix. When age classes are continuous, v ( x ) = ∫ x ∞ e − r ( y − x ) ℓ...
    3 KB (347 words) - 17:18, 23 November 2024
  • Thumbnail for R/K selection theory
    approaches are now available both for studying life history evolution (e.g. Leslie matrix for an age-structured population) and for density-dependent selection...
    30 KB (3,185 words) - 10:15, 19 May 2025
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    time steps. Matrix algebra is often used to investigate the evolution of age-structured or stage-structured populations. The Leslie matrix, for example...
    61 KB (7,435 words) - 05:48, 7 June 2025
  • matrix, binary matrix, relation matrix, Boolean matrix, or (0, 1)-matrix is a matrix with entries from the Boolean domain B = {0, 1}. Such a matrix can...
    15 KB (2,013 words) - 07:30, 17 June 2025
  • the Matrix': Sundance Review". Screen International. Archived from the original on February 6, 2021. Retrieved February 6, 2021. Felperin, Leslie (February...
    10 KB (796 words) - 01:36, 5 September 2024
  • linear algebra, a skew-symmetric (or antisymmetric or antimetric) matrix is a square matrix whose transpose equals its negative. That is, it satisfies the...
    19 KB (3,632 words) - 21:44, 14 June 2025
  • equations and roots of characteristic polynomials, the Leslie matrix in population dynamics, matrix difference equations and Markov chains, recurrences in...
    4 KB (416 words) - 13:55, 2 October 2024
  • In matrix theory, the Perron–Frobenius theorem, proved by Oskar Perron (1907) and Georg Frobenius (1912), asserts that a real square matrix with positive...
    58 KB (8,224 words) - 08:53, 27 May 2025
  • In quantum mechanics, a density matrix (or density operator) is a matrix used in calculating the probabilities of the outcomes of measurements performed...
    37 KB (5,446 words) - 05:42, 26 May 2025
  • 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...
    32 KB (1,336 words) - 21:01, 14 April 2025
  • Thumbnail for Leslie Valiant
    The first application was to counting matchings (the matrix permanent function). In 1984, Leslie introduced a definition of inductive learning that, for...
    14 KB (1,220 words) - 05:08, 28 May 2025
  • Barf (Candy) rescue Princess Vespa (Zuniga) of Druidia and her droid, Dot Matrix (Yarnell, voiced by Rivers), from being captured by the Spaceballs, led...
    42 KB (4,128 words) - 22:59, 19 June 2025
  • President Skroob, Yogurt Daphne Zuniga as Princess Vespa Joan Rivers as Dot Matrix Tino Insana as Barf (replacing John Candy due to his death) Rino Romano...
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    has 2 million members". The Verge. Retrieved October 23, 2023. Kaufman, Leslie (February 1, 2014). "Chasing Their Star, on YouTube". The New York Times...
    203 KB (18,539 words) - 23:27, 19 June 2025
  • popular films of the time, including The Ring (2002), Signs (2002), The Matrix Reloaded (2003), and 8 Mile (2002), blending elements of horror, science...
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  • of the permanent of a matrix is a problem that is thought to be more difficult than the computation of the determinant of a matrix despite the apparent...
    29 KB (4,589 words) - 06:05, 21 April 2025
  • Pray IV Reign (category Albums produced by Ryan Leslie)
    Leslie, Michael Crawford, Triple-A and Young Seph. Jones' fourth album also features guest appearances from Ron Browz, Juelz Santana, NOE, Mel Matrix...
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    2000 Friends Erin Episode: "The One with Ross' Library Book" Sex and the Matrix Charlotte York MacDougal Short parody Take Me Home: The John Denver Story...
    27 KB (2,275 words) - 11:52, 30 May 2025
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    Sydney in 1998. Successful films shot in Sydney since then include The Matrix, Lantana, Mission: Impossible 2, Moulin Rouge!, Star Wars: Episode II –...
    291 KB (25,469 words) - 06:36, 19 June 2025
  • The Conjuring: The Devil Made Me Do It (category Films with screenplays by David Leslie Johnson-McGoldrick)
    supernatural horror film directed by Michael Chaves, with a screenplay by David Leslie Johnson-McGoldrick from a story by Johnson-McGoldrick and James Wan. The...
    40 KB (3,818 words) - 03:23, 21 May 2025
  • first logical clock implementation, the Lamport timestamps, was proposed by Leslie Lamport in 1978 (Turing Award in 2013). In logical clock systems each process...
    3 KB (301 words) - 14:14, 15 February 2022
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    inequality as "vectors of oppression and privilege" that together form a matrix of domination. These concepts describe how people's experiences of privilege...
    99 KB (10,970 words) - 01:43, 14 June 2025
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    characteristic of the Brazilian energy matrix is that it is much more renewable than that of the world. While in 2019, the world matrix was only 14% made up of renewable...
    288 KB (26,074 words) - 18:49, 19 June 2025
  • For services to Refugee Resettlement Dr Robert Ian Grundy – Lately Chair, Matrix. For services to Science, Technology and Innovation Policy Dr Shobna Gulati...
    170 KB (20,372 words) - 15:02, 18 June 2025
  • dynamics of whole populations. Matrix algebra was used by Leslie in conjunction with life tables to extend the work of Lotka. Matrix models of populations calculate...
    6 KB (734 words) - 06:29, 7 February 2025