Abstract
We investigate the regularity of the free boundary for a general class of two-phase free boundary problems with nonzero right-hand side. We prove that Lipschitz or flat free boundaries are . In particular, viscosity solutions are indeed classical.
Citation
Daniela De Silva. Fausto Ferrari. Sandro Salsa. "Two-phase problems with distributed sources: regularity of the free boundary." Anal. PDE 7 (2) 267 - 310, 2014. https://doi.org/10.2140/apde.2014.7.267
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