Engelstein, Max A two-phase free boundary problem for harmonic measure. (Un problème dans la frontière libre avec deux phases pour la mesure harmonique.) (English. French summary) Zbl 1366.35245 Ann. Sci. Éc. Norm. Supér. (4) 49, No. 4, 859-905 (2016). Reviewer: Mariana Vega Smit (Essen) MSC: 35R35 42B37 PDF BibTeX XML Cite \textit{M. Engelstein}, Ann. Sci. Éc. Norm. Supér. (4) 49, No. 4, 859--905 (2016; Zbl 1366.35245) Full Text: DOI arXiv Link
Bortz, Simon; Hofmann, Steve A singular integral approach to a two phase free boundary problem. (English) Zbl 1361.42012 Proc. Am. Math. Soc. 144, No. 9, 3959-3973 (2016). Reviewer: Pierre Portal (Canberra) MSC: 42B20 42B37 35R35 31B05 31B25 35J08 35J25 PDF BibTeX XML Cite \textit{S. Bortz} and \textit{S. Hofmann}, Proc. Am. Math. Soc. 144, No. 9, 3959--3973 (2016; Zbl 1361.42012) Full Text: DOI arXiv