%0 Journal Article %A L. A. Caffarelli %A J.-M. Roquejoffre %T The leading edge of a free boundary interacting with a line of fast diffusion %J Algebra i analiz %D 2020 %P 149-179 %V 32 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/AA_2020_32_3_a6/ %G en %F AA_2020_32_3_a6