2 citations · 3 across the 2 of their papers we have counts for
2 papers
math.NA2022★ 1 cited
Quasi-optimal error estimates for the approximation of stable harmonic maps
Sören Bartels, Christian Palus, Zhangxian Wang
Based on a quantitative version of the inverse function theorem and an appropriate saddle-point formulation we derive a quasi-optimal error estimate for the finite element approxim…
math.NA2020★ 2 cited
Orthogonality relations of Crouzeix-Raviart and Raviart-Thomas finite element spaces
Sören Bartels, Zhangxian Wang
Identities that relate projections of Raviart-Thomas finite element vector fields to discrete gradients of Crouzeix-Raviart finite element functions are derived under general condi…