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A direct solver for the Legendre tau approximation for the two-dimensional Poisson problem - MaRDI portal

A direct solver for the Legendre tau approximation for the two-dimensional Poisson problem (Q874320)

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scientific article; zbMATH DE number 5140475
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English
A direct solver for the Legendre tau approximation for the two-dimensional Poisson problem
scientific article; zbMATH DE number 5140475

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    A direct solver for the Legendre tau approximation for the two-dimensional Poisson problem (English)
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    5 April 2007
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    A direct solver for the Legendre tau approximation for the two-dimensional Poisson problem is proposed. Using the factorization of a symmetric eigenvalue problem, the algorithm overcomes the weak points of the Schur decomposition. The convergence is shown and numerical results are presented.
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    Legendre tau method
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    Poisson equation
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    direct solver
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    symmetric eigenvalue problem
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    algorithm
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    convergence
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    numerical results
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