Robuta

https://arxiv.org/abs/2104.00830 [2104.00830] A Faber-Krahn inequality for mixed local and nonlocal operators Abstract page for arXiv paper 2104.00830: A Faber-Krahn inequality for mixed local and nonlocal operators faber krahn inequality https://arxiv.org/abs/2003.12107 [2003.12107] Reverse Faber-Krahn inequality for a truncated laplacian operator Abstract page for arXiv paper 2003.12107: Reverse Faber-Krahn inequality for a truncated laplacian operator faber krahn inequality 2003 12107 reverse