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math.NA2021
A Novel Randomized XR-Based Preconditioned CholeskyQR Algorithm
Yuwei Fan, Yixiao Guo, Ting Lin
CholeskyQR is a simple and fast QR decomposition via Cholesky decomposition, while it has been considered highly sensitive to the condition number. In this paper, we provide a rand…
math.NA2021★ 3 cited
A Construction of Conforming Finite Element Spaces in Any Dimension
Jun Hu, Ting Lin, Qingyu Wu
This paper proposes a construction of conforming finite element spaces with arbitrary in any dimension. It is shown that if the space of p…