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  1. No Access

    Article

    On the stability of the Rayleigh–Ritz method for eigenvalues

    This paper studies global stability properties of the Rayleigh–Ritz approximation of eigenvalues of the Laplace operator. The focus lies on the ratios ...

    D. Gallistl, P. Huber, D. Peterseim in Numerische Mathematik (2017)

  2. No Access

    Article

    Justification of the saturation assumption

    The saturation assumption is widely used in computational science and engineering, usually without any rigorous theoretical justification and even despite of counterexamples for some coarse meshes known in the...

    C. Carstensen, D. Gallistl, J. Gedicke in Numerische Mathematik (2016)