The Institute of Structural Analysis has published its current research results on the topic of efficient incorporation of multi-point constraints in the finite element method in the international journal "Proceedings in Applied Mathematics and Mechanics" (Wiley):

Boungard, J. & Wackerfuß, J., 2025.

How Can the Master-Slave Elimination for Multi-Point Constraints be Drastically Accelerated? Proceedings in Applied Mathematics and Mechanics; https://doi.org/10.1002/pamm.70022