@Misc{ FleTolVil23a, author = { Fleschler, Ian and Tolsa, Xavier and Villa, Michele }, title = { Faber-Krahn inequalities, the Alt-Caffarelli-Friedman formula, and Carleson's $\varepsilon^2$ conjecture in higher dimensions }, journal = { }, year = { 2023 }, pages = { }, URL = { http://cvgmt.sns.it/paper/6753/ }, note = { cvgmt preprint} }