Buttazzo, Giuseppe2020/07/152020/07/152020BUTTAZZO, Giuseppe (2020) : On the relations between principal eigenvalue and torsional rigidity. In: Calculus of Variations and Applications: international conference to celebrate Gianni Dal Maso's 65th Birthday 2020: 27 January - 2 February, Trieste (Italy)https://openscience.sissa.it/handle/1963/35371enMathematical SciencesCalculus of variationsConference proceedingsAttribution-NonCommercial-NoDerivs: it only allows others to download the works and share them with others as long as they credit the author(s), but they can’t change them in any way or use them commercially.