Publications and Preprints:

1. Tailoring buckling-induced auxetic deformation in solid Schwarz P metamaterials through level-set parameters
   Florian Gruen, Ikumu Watanabe, Ziyan Jiang, Sadaki Samitsu
   submitted
2. Existence of closed non-planar p-elasticae
   Florian Gruen
   submitted | arXiv:2609.02073
3. Regularity and structure of non-planar p-elasticae
   Florian Gruen, Tatsuya Miura
   Math. Ann. 393, 2861–2897 (2025) | arXiv:2501.07987
4. Continuity up to the boundary for minimizers of the one-phase Bernoulli problem
   Xavier Fernández-Real, Florian Gruen
   Cal. Var. Partial Differential Equations 64, 166 (2025) | arXiv:2408.10019

Others:

1. Non-sufficiency of smoothness in the gradient conjecture
   Florian Gruen
   Appl. Math. E-Notes, 25 (2025), 88-93 | arXiv:2408.10582

Theses:

1. EPFL Master's thesis: Regularity of the one-phase problem  
2. Lund Bachelor's thesis: Optimality gaps and regularity for one-dimensional variational problems