2 citations · 4 across the 5 of their papers we have counts for
Showing 2017Show all
2 papers · 1 filter
math.AP2017
Nondivergence elliptic and parabolic problems with irregular obstacles
Sun-Sig Byun, Ki-Ahm Lee, Jehan Oh +1
We prove the natural weighted Calderón and Zygmund estimates for solutions to elliptic and parabolic obstacle problems in nondivergence form with discontinuous coefficients and irr…
math.AP2017★ 2 cited
The Regularity Theory for the Double Obstacle Problem
Ki-ahm Lee, Jinwan Park, Henrik Shahgholian
In this paper, we prove local regularity of free boundaries for the double obstacle problem with an upper obstacle , \begin{align*} Δu &=fχ_{Ω(u) \cap\{ u< ψ\} }+ Δψχ_{Ω…