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Are sketch-and-precondition least squares solvers numerically stable? - MaRDI portal

Are sketch-and-precondition least squares solvers numerically stable?

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Publication:6426449

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DOI10.1137/23M1551973arXiv2302.07202MaRDI QIDQ6426449

Alex Townsend, Yuji Nakatsukasa, Maike Meier, Marcus Webb

Publication date: 14 February 2023

Mathematics Subject Classification ID

Numerical solutions to overdetermined systems, pseudoinverses (65F20) Iterative numerical methods for linear systems (65F10)

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