@article{di2026analytical,title={Analytical properties of polygonal Stokes and BGG Hessian complexes with application to Kirchhoff--Love plates},author={Di Pietro, Daniele A. and Droniou, J{\'e}r{\^o}me and Hu, Kaibo and Leroy, Arax},journal={arXiv preprint arXiv:2609.10150},year={2026}}
arXiv
Finite element exterior calculus for spectra and pseudospectra of advection-diffusion of differential forms
Daniele Boffi, Kaibo Hu, Yizhou Liang, and 1 more author
@article{boffi2026spectra,title={Finite element exterior calculus for spectra and pseudospectra of advection-diffusion of differential forms},author={Boffi, Daniele and Hu, Kaibo and Liang, Yizhou and Zerbinati, Umberto},journal={arXiv preprint arXiv:2610.01501},year={2026}}
FoCM
Extended Regge complex for linearized Riemann-Cartan geometry and cohomology
@article{christiansen2023regge,title={Extended Regge complex for linearized Riemann-Cartan geometry and cohomology},author={Christiansen, Snorre H. and Hu, Kaibo and Lin, Ting},journal={Foundations of Computational Mathematics},doi={10.1007/s10208-026-09746-w},url={https://doi.org/10.1007/s10208-026-09746-w},year={2026}}
arXiv
Optimal block preconditioners for a mass-conserving mixed stress formulation of Stokes flow
@article{hu2026optimal,title={Optimal block preconditioners for a mass-conserving mixed stress formulation of Stokes flow},author={Hu, Kaibo and Park, Jongho and Wang, Jindong},journal={arXiv preprint arXiv:2607.22932},year={2026}}
@article{hu2026relu,title={{ReLU$^k$ neural de Rham complexes}},author={Hu, Kaibo and Wang, Jindong and Xu, Jinchao},journal={arXiv preprint arXiv:2607.22478},year={2026}}
SISC
Global and local helicity-preservation in the finite element discretization of magnetic relaxation
Patrick E. Farrell, Mingdong He, Kaibo Hu, and 1 more author
SIAM Journal on Scientific Computing (accepted), 2026
@article{farrell2025global,title={Global and local helicity-preservation in the finite element discretization of magnetic relaxation},author={Farrell, Patrick E. and He, Mingdong and Hu, Kaibo and Zhang, Ganghui},journal={SIAM Journal on Scientific Computing (accepted)},year={2026}}
arXiv
Finite element methods for isometric embedding of Riemannian manifolds
Guangwei Gao, Kaibo Hu, Buyang Li, and 1 more author
@article{gao2025finite,title={Finite element methods for isometric embedding of Riemannian manifolds},author={Gao, Guangwei and Hu, Kaibo and Li, Buyang and Zhang, Ganghui},journal={arXiv preprint arXiv:2602.18722},year={2026}}
FoCM
A 2-complex containing Sobolev spaces of matrix fields
Jay Gopalakrishnan, Kaibo Hu, and Joachim Schöberl
Foundations of Computational Mathematics (accepted), 2026
@article{gopalakrishnan20252,title={{A 2-complex containing Sobolev spaces of matrix fields}},author={Gopalakrishnan, Jay and Hu, Kaibo and Sch{\"o}berl, Joachim},journal={Foundations of Computational Mathematics (accepted)},year={2026}}
IMA
Convergence and Stability of Discrete Exterior Calculus for the Hodge Laplace Problem in Two Dimensions
Chengbin Zhu, Snorre H. Christiansen, Kaibo Hu, and 1 more author
IMA Journal of Numerical Analysis (accepted), 2026
@article{DEC2025,title={Convergence and Stability of Discrete Exterior Calculus for the Hodge Laplace Problem in Two Dimensions},author={Zhu, Chengbin and Christiansen, Snorre H. and Hu, Kaibo and Hirani, Anil N.},journal={IMA Journal of Numerical Analysis (accepted)},year={2026}}
RSOS
Many facets of cohomology: differential complexes and structure-aware formulation
@article{rssurvey2025,title={Many facets of cohomology: differential complexes and structure-aware formulation},author={Hu, Kaibo},journal={Royal Society Open Science},volume={13},number={3},pages={250728},doi={10.1098/rsos.250728},url={https://doi.org/10.1098/rsos.250728},year={2026}}
SISC
Helicity-preserving finite element discretization for magnetic relaxation
Mingdong He, Patrick E Farrell, Kaibo Hu, and 1 more author
@article{he2025topology,title={Helicity-preserving finite element discretization for magnetic relaxation},author={He, Mingdong and Farrell, Patrick E and Hu, Kaibo and Andrews, Boris D},journal={SIAM Journal on Scientific Computing},volume={48},number={2},pages={B165--B183},doi={10.1137/25M1727540},url={https://doi.org/10.1137/25M1727540},year={2026}}
SINUM
Uniformly hp-stable elements for the elasticity complex
@article{aznaran2024uniformly,title={Uniformly $hp$-stable elements for the elasticity complex},author={Aznaran, Francis RA and Hu, Kaibo and Parker, Charles},journal={SIAM Journal on Numerical Analysis},volume={64},number={3},pages={708--736},doi={10.1137/24M1701605},url={https://doi.org/10.1137/24M1701605},year={2026}}
Math.Comp.
Finite elements for symmetric and traceless tensors in three dimensions
Kaibo Hu, Ting Lin, and Bowen Shi
accepted, Mathematics of Computation (arXiv:2311.16077), 2026
@article{hu2023finite,title={Finite elements for symmetric and traceless tensors in three dimensions},author={Hu, Kaibo and Lin, Ting and Shi, Bowen},journal={accepted, Mathematics of Computation (arXiv:2311.16077)},year={2026}}
2025
arXiv
Hodge-Dirac wave systems and structure-preserving discretizations of the linearized Einstein equations
@article{hanot2025hodge,title={Hodge-Dirac wave systems and structure-preserving discretizations of the linearized Einstein equations},author={Hanot, Marien-Lorenzo and Hu, Kaibo},journal={arXiv preprint arXiv:2511.19441},year={2025}}
arXiv
Design and homological analysis of twisted and BGG Stokes-de Rham complexes on polygonal meshes
Daniele A Di Pietro, Jérôme Droniou, Kaibo Hu, and 1 more author
@article{di2025design,title={Design and homological analysis of twisted and BGG Stokes-de Rham complexes on polygonal meshes},author={Di Pietro, Daniele A and Droniou, J{\'e}r{\^o}me and Hu, Kaibo and Leroy, Arax},journal={arXiv preprint arXiv:2507.17333},year={2025}}
@article{dziubek2025intrinsic,title={Intrinsic Mixed Finite Element Methods for Linear Cosserat Elasticity},author={Dziubek, Andrea and Hu, Kaibo and Karow, Michael and Neunteufel, Michael},journal={SIAM Journal on Numerical Analysis},volume={63},number={4},pages={1833--1860},doi={10.1137/24M1706578},url={https://doi.org/10.1137/24M1706578},year={2025},publisher={SIAM}}
ESAIM
Error estimates for a helicity-preserving finite element discretisation of an incompressible magnetohydrodynamics system
Lourenço Veiga, Kaibo Hu, and Lorenzo Mascotto
ESAIM: Mathematical Modelling and Numerical Analysis, 2025
@article{da2025error,title={Error estimates for a helicity-preserving finite element discretisation of an incompressible magnetohydrodynamics system},author={Beir{\~a}o da Veiga, Louren{\c{c}}o and Hu, Kaibo and Mascotto, Lorenzo},journal={ESAIM: Mathematical Modelling and Numerical Analysis},volume={59},number={2},pages={1075--1094},year={2025},publisher={EDP Sciences}}
MNS
Intrinsic finite elements: currents, discrete geometry and periodic table (in Chinese)
@article{hu2023distributional,title={Distributional Hessian and divdiv complexes on triangulation and cohomology},author={Hu, Kaibo and Lin, Ting and Zhang, Qian},journal={SIAM Journal on Applied Algebra and Geometry},volume={9},number={1},pages={108--153},doi={10.1137/23M1623860},url={https://doi.org/10.1137/23M1623860},year={2025}}
JEMS
An exterior calculus framework for polytopal methods
Francesco Bonaldi, Daniele A Di Pietro, Jérôme Droniou, and 1 more author
Journal of the European Mathematical Society, 2025
@article{bonaldi2023exterior,title={An exterior calculus framework for polytopal methods},author={Bonaldi, Francesco and Di Pietro, Daniele A and Droniou, J{\'e}r{\^o}me and Hu, Kaibo},journal={Journal of the European Mathematical Society},doi={10.4171/JEMS/1602},note={Published online},year={2025},url={https://doi.org/10.4171/JEMS/1602},}
2024
RINAM
Quadratic and cubic Lagrange finite elements for mixed Laplace eigenvalue problems on criss-cross meshes
@article{hu2024quadratic,title={Quadratic and cubic Lagrange finite elements for mixed Laplace eigenvalue problems on criss-cross meshes},author={Hu, Kaibo and Sun, Jiguang and Zhang, Qian},journal={Results in Applied Mathematics},volume={23},pages={100480},url={https://www.sciencedirect.com/science/article/pii/S2590037424000505},year={2024},publisher={Elsevier}}
FoCM
BGG sequences with weak regularity and applications
@article{vcap2023bgg,title={BGG sequences with weak regularity and applications},author={{\v{C}}ap, Andreas and Hu, Kaibo},journal={Foundations of Computational Mathematics},volume={24},pages={1145--1184},year={2024},publisher={Springer},url={https://link.springer.com/article/10.1007/s10208-023-09608-9},}
Num.Math.
A discrete elasticity complex on three-dimensional Alfeld splits
Snorre H Christiansen, Jay Gopalakrishnan, Johnny Guzmán, and 1 more author
@article{christiansen2020discrete,title={A discrete elasticity complex on three-dimensional Alfeld splits},author={Christiansen, Snorre H and Gopalakrishnan, Jay and Guzm{\'a}n, Johnny and Hu, Kaibo},journal={Numerische Mathematik},volume={156},pages={159--204},doi={10.1007/s00211-023-01381-9},year={2024},url={https://doi.org/10.1007/s00211-023-01381-9},}
Math.Comp.
Discrete tensor product BGG sequences: splines and finite elements
Francesca Bonizzoni, Kaibo Hu, Guido Kanschat, and 1 more author
@article{bonizzoni2023discrete,title={Discrete tensor product BGG sequences: splines and finite elements},author={Bonizzoni, Francesca and Hu, Kaibo and Kanschat, Guido and Sap, Duygu},journal={Mathematics of Computation},doi={10.1090/mcom/3969},year={2024},url={https://doi.org/10.1090/mcom/3969},}
INdAM
Nonlinear elasticity complex and a finite element diagram chase
Kaibo Hu
In Approximation Theory and Numerical Analysis Meet Algebra, Geometry, Topology, 2024
@incollection{hu2023nonlinear,title={Nonlinear elasticity complex and a finite element diagram chase},author={Hu, Kaibo},booktitle={Approximation Theory and Numerical Analysis Meet Algebra, Geometry, Topology},editor={Lanini, Martina and Manni, Carla and Schenck, Henry},series={Springer INdAM Series},volume={60},pages={231--252},publisher={Springer},doi={10.1007/978-981-97-6508-9_11},year={2024},url={https://doi.org/10.1007/978-981-97-6508-9_11},}
INdAM
Supersmoothness of the Alfeld split
Michael S. Floater, and Kaibo Hu
In Approximation Theory and Numerical Analysis Meet Algebra, Geometry, Topology, 2024
@incollection{cortona-supersmoothness,title={Supersmoothness of the Alfeld split},author={Floater, Michael S. and Hu, Kaibo},booktitle={Approximation Theory and Numerical Analysis Meet Algebra, Geometry, Topology},editor={Lanini, Martina and Manni, Carla and Schenck, Henry},series={Springer INdAM Series},volume={60},pages={173--180},publisher={Springer},doi={10.1007/978-981-97-6508-9_8},url={https://doi.org/10.1007/978-981-97-6508-9_8},year={2024},}
2023
FoCM
Finite element systems for vector bundles: elasticity and curvature
@article{christiansen2023finite,title={Finite element systems for vector bundles: elasticity and curvature},author={Christiansen, Snorre H and Hu, Kaibo},journal={Foundations of Computational Mathematics},volume={23},number={2},pages={545--596},year={2023},publisher={Springer},url={https://link.springer.com/article/10.1007/s10208-022-09555-x},}
JCP
Structure-preserving and helicity-conserving finite element approximations and preconditioning for the Hall MHD equations
@article{laakmann2023structure,title={Structure-preserving and helicity-conserving finite element approximations and preconditioning for the Hall MHD equations},author={Laakmann, Fabian and Hu, Kaibo and Farrell, Patrick E},journal={Journal of Computational Physics},pages={112410},year={2023},publisher={Elsevier},url={https://www.sciencedirect.com/science/article/abs/pii/S0021999123005053},}
IMA
Spurious solutions for high-order curl problems
Kaibo Hu, Qian Zhang, Jiayu Han, and 2 more authors
@article{hu2023spurious,title={Spurious solutions for high-order curl problems},author={Hu, Kaibo and Zhang, Qian and Han, Jiayu and Wang, Lixiu and Zhang, Zhimin},journal={IMA Journal of Numerical Analysis},volume={43},number={3},pages={1422--1449},year={2023},publisher={Oxford University Press},}
JMPA
Bounded Poincaré operators for twisted and BGG complexes
Andreas Čap, and Kaibo Hu
Journal de Mathématiques Pures et Appliquées, 2023
@article{vcap2023bounded,title={Bounded Poincar\'e operators for twisted and BGG complexes},author={{\v{C}}ap, Andreas and Hu, Kaibo},journal={Journal de Math{\'e}matiques Pures et Appliqu{\'e}es},year={2023},doi={10.1016/j.matpur.2023.09.008},url={https://doi.org/10.1016/j.matpur.2023.09.008},}
2022
SINUM
A family of finite element Stokes complexes in three dimensions
@article{hu2022family,title={A family of finite element Stokes complexes in three dimensions},author={Hu, Kaibo and Zhang, Qian and Zhang, Zhimin},journal={SIAM Journal on Numerical Analysis},volume={60},number={1},pages={222--243},year={2022},publisher={SIAM},url={https://epubs.siam.org/doi/abs/10.1137/20M1358700},}
arXiv
Oberwolfach report: Discretization of Hilbert complexes
@article{hu2022partially,title={Partially Discontinuous Nodal Finite Elements for 𝐻(curl) and 𝐻(div)},author={Hu, Jun and Hu, Kaibo and Zhang, Qian},journal={Computational Methods in Applied Mathematics},volume={22},number={3},pages={613--629},year={2022},publisher={De Gruyter},}
@article{arnold2021complexes,title={Complexes from complexes},author={Arnold, Douglas N and Hu, Kaibo},journal={Foundations of Computational Mathematics},volume={21},number={6},pages={1739--1774},year={2021},publisher={Springer},url={https://link.springer.com/article/10.1007/s10208-021-09498-9},}
JCP
Helicity-conservative finite element discretization for incompressible MHD systems
@article{hu2021helicity,title={Helicity-conservative finite element discretization for incompressible MHD systems},author={Hu, Kaibo and Lee, Young-Ju and Xu, Jinchao},journal={Journal of Computational Physics},volume={436},pages={110284},year={2021},publisher={Elsevier},url={https://www.sciencedirect.com/science/article/abs/pii/S0021999121001790},}
JCM
Well-conditioned frames for finite element methods
@article{hu2017well,title={Well-conditioned frames for finite element methods},author={Hu, Kaibo and Winther, Ragnar},journal={Journal of Computational Mathematics},year={2021},volume={39},number={3},pages={333--357},doi={10.4208/jcm.2001-m2018-0078},url={https://doi.org/10.4208/jcm.2001-m2018-0078},}
2020
SISC
Simple curl-curl-conforming finite elements in two dimensions
@article{hu2020simple,title={Simple curl-curl-conforming finite elements in two dimensions},author={Hu, Kaibo and Zhang, Qian and Zhang, Zhimin},journal={SIAM Journal on Scientific Computing},volume={42},number={6},pages={A3859--A3877},year={2020},publisher={SIAM},url={https://epubs.siam.org/doi/abs/10.1137/20M1333390},}
ACM
A characterization of supersmoothness of multivariate splines
@article{floater2020characterization,title={A characterization of supersmoothness of multivariate splines},author={Floater, Michael S and Hu, Kaibo},journal={Advances in Computational Mathematics},volume={46},number={5},pages={70},year={2020},publisher={Springer},url={https://link.springer.com/article/10.1007/s10444-020-09813-y},}
JCAM
Convergence of a BE based finite element method for MHD models on Lipschitz domains
Kaibo Hu, Weifeng Qiu, and Ke Shi
Journal of Computational and Applied Mathematics, 2020
@article{hu2020convergence,title={Convergence of a BE based finite element method for MHD models on Lipschitz domains},author={Hu, Kaibo and Qiu, Weifeng and Shi, Ke},journal={Journal of Computational and Applied Mathematics},volume={368},pages={112477},year={2020},publisher={Elsevier},url={https://www.sciencedirect.com/science/article/abs/pii/S0377042719304807},}
JMPA
Poincaré path integrals for elasticity
Snorre H Christiansen, Kaibo Hu, and Espen Sande
Journal de Mathématiques Pures et Appliquées, 2020
@article{christiansen2020poincare,title={Poincar{\'e} path integrals for elasticity},author={Christiansen, Snorre H and Hu, Kaibo and Sande, Espen},journal={Journal de Math{\'e}matiques Pures et Appliqu{\'e}es},volume={135},pages={83--102},year={2020},publisher={Elsevier},url={https://www.sciencedirect.com/science/article/abs/pii/S0021782419301187},}
BIT
Nonstandard finite element de Rham complexes on cubical meshes
@article{gillette2020nonstandard,title={Nonstandard finite element de Rham complexes on cubical meshes},author={Gillette, Andrew and Hu, Kaibo and Zhang, Shuo},journal={BIT Numerical Mathematics},volume={60},pages={373--409},year={2020},publisher={Springer},url={https://link.springer.com/article/10.1007/s10543-019-00779-y},}
2019
Math.Comp.
Structure-preserving finite element methods for stationary MHD models
@article{hu2019structure,title={Structure-preserving finite element methods for stationary MHD models},author={Hu, Kaibo and Xu, Jinchao},journal={Mathematics of Computation},volume={88},number={316},pages={553--581},year={2019},url={https://www.ams.org/mcom/2019-88-316/S0025-5718-2018-03341-5/},}
Num.Math.
Generalized Gaffney inequality and discrete compactness for discrete differential forms
@article{he2019generalized,title={Generalized Gaffney inequality and discrete compactness for discrete differential forms},author={He, Juncai and Hu, Kaibo and Xu, Jinchao},journal={Numerische Mathematik},volume={143},number={4},pages={781--795},year={2019},publisher={Springer},url={https://link.springer.com/article/10.1007/s00211-019-01076-0},}
2018
Num.Math.
Generalized finite element systems for smooth differential forms and Stokes’ problem
@article{christiansen2018generalized,title={Generalized finite element systems for smooth differential forms and Stokes’ problem},author={Christiansen, Snorre H and Hu, Kaibo},journal={Numerische Mathematik},volume={140},pages={327--371},year={2018},publisher={Springer},url={https://link.springer.com/article/10.1007/s00211-018-0970-6},}
@article{christiansen2018nodal,title={Nodal finite element de Rham complexes},author={Christiansen, Snorre H and Hu, Jun and Hu, Kaibo},journal={Numerische Mathematik},volume={139},number={2},pages={411--446},year={2018},publisher={Springer},url={https://link.springer.com/article/10.1007/s00211-017-0939-x},}
2017
Num.Math.
Stable finite element methods preserving ∇⋅B=0 exactly for MHD models
@article{hu2017stable,title={Stable finite element methods preserving $\nabla\cdot {B}=0$ exactly for MHD models},author={Hu, Kaibo and Ma, Yicong and Xu, Jinchao},journal={Numerische Mathematik},volume={135},number={2},pages={371--396},year={2017},publisher={Springer},url={https://link.springer.com/article/10.1007/s00211-016-0803-4},}
2016
JCP
Robust preconditioners for incompressible MHD models
Yicong Ma, Kaibo Hu, Xiaozhe Hu, and 1 more author
@article{ma2016robust,title={Robust preconditioners for incompressible MHD models},author={Ma, Yicong and Hu, Kaibo and Hu, Xiaozhe and Xu, Jinchao},journal={Journal of Computational Physics},volume={316},pages={721--746},year={2016},publisher={Elsevier},url={https://www.sciencedirect.com/science/article/pii/S0021999116300602},}
@article{mhd-chinese,title={磁流体动力学方程组的稳定磁场-电流有限元格式},author={胡凯博 and 许进超},journal={中国科学: 数学},number={7},pages={967--980},year={2016},doi={10.1360/N012015-00364},url={https://doi.org/10.1360/N012015-00364},}