Contents of Volume 89, Number 322

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A diffusion generated method for orthogonal matrix-valued fields

Braxton Osting and Dong Wang.
Math. Comp. 89 (2020), 515-550
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Stable broken $H^1$ and $\mathbfit{H}(\mathrm {div})$ polynomial extensions for polynomial-degree-robust potential and flux reconstruction in three space dimensions

Alexandre Ern and Martin Vohralík.
Math. Comp. 89 (2020), 551-594
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Post-processed Galerkin approximation of improved order for wave equations

M. Bause, U. Köcher, F. A. Radu and F. Schieweck.
Math. Comp. 89 (2020), 595-627
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A discrete Hopf interpolant and stability of the finite element method for natural convection

Joseph A. Fiordilino and Ali Pakzad.
Math. Comp. 89 (2020), 629-643
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Uniform preconditioners for problems of negative order

Rob Stevenson and Raymond van Venetië.
Math. Comp. 89 (2020), 645-674
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MathSciNet review: 4044445

General superpositions of Gaussian beams and propagation errors

Hailiang Liu, James Ralston and Peimeng Yin.
Math. Comp. 89 (2020), 675-697
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Energy-preserving methods on Riemannian manifolds

Elena Celledoni, Sølve Eidnes, Brynjulf Owren and Torbjørn Ringholm.
Math. Comp. 89 (2020), 699-716
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Stability and complexity of mixed discriminants

Alexander Barvinok.
Math. Comp. 89 (2020), 717-735
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Pseudoergodic operators and periodic boundary conditions

Matthew J. Colbrook.
Math. Comp. 89 (2020), 737-766
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Conditioning and backward errors of eigenvalues of homogeneous matrix polynomials under Möbius transformations

Luis Miguel Anguas, Maria Isabel Bueno and Froilán M. Dopico.
Math. Comp. 89 (2020), 767-805
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Analysis of two-grid methods: The nonnormal case

Yvan Notay.
Math. Comp. 89 (2020), 807-827
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MathSciNet review: 4044451

Cutting planes for families implying Frankl’s conjecture

Jonad Pulaj.
Math. Comp. 89 (2020), 829-857
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MathSciNet review: 4044452

Facial reduction for exact polynomial sum of squares decomposition

Santiago Laplagne.
Math. Comp. 89 (2020), 859-877
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MathSciNet review: 4044453

On isolation of simple multiple zeros and clusters of zeros of polynomial systems

Zhiwei Hao, Wenrong Jiang, Nan Li and Lihong Zhi.
Math. Comp. 89 (2020), 879-909
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MathSciNet review: 4044454

Distribution of short subsequences of inversive congruential pseudorandom numbers modulo $2^t$

László Mérai and Igor E. Shparlinski.
Math. Comp. 89 (2020), 911-922
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Rationality problem for norm one tori in small dimensions

Sumito Hasegawa, Akinari Hoshi and Aiichi Yamasaki.
Math. Comp. 89 (2020), 923-940
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MathSciNet review: 4044456

The syzygy theorem for Bézout rings

Maroua Gamanda, Henri Lombardi, Stefan Neuwirth and Ihsen Yengui.
Math. Comp. 89 (2020), 941-964
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MathSciNet review: 4044457

Graphs with few hamiltonian cycles

Jan Goedgebeur, Barbara Meersman and Carol T. Zamfirescu.
Math. Comp. 89 (2020), 965-991
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Euler’s function on products of primes in a fixed arithmetic progression

Amir Akbary and Forrest J. Francis.
Math. Comp. 89 (2020), 993-1026
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MathSciNet review: 4044459