S. Challal

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All published works

Action	Title	Year	Authors
+	A Barrier Function for the Regularity of the Free Boundary in $div(a(x) \nabla u )=-(h(x)\gamma)_x$ with $h_x < 0$	2021	S. Challal
+	Regularity of the Free Boundary in $div(a(x) \nabla u(x,y) )= -(h(x)\gamma(u))_x$ with $h^\prime (x)<0$	2021	S. Challal
+ PDF Chat	REGULARITY RESULTS FOR A QUASILINEAR FREE BOUNDARY PROBLEM	2020	S. Challal Abdeslem Lyaghfouri
+	Introduction to the Theory of Optimization in Euclidean Space	2019	S. Challal
+	Unconstrained Optimization	2019	S. Challal
+	Continuity of the Free Boundary in a Problem involving the A-Laplacian	2019	S. Challal Abdeslem Lyaghfouri
+	Lipschitz Continuity of Solutions to a Free Boundary Problem involving the A-Laplacian	2019	S. Challal Abdeslem Lyaghfouri
+	Continuity of the Free Boundary in a Problem involving the A-Laplacian	2019	S. Challal Abdeslem Lyaghfouri
+ PDF Chat	On the regularity of the free boundary for quasilinear obstacle problems	2014	S. Challal Abdeslem Lyaghfouri José Francisco Rodrigues Rafayel Teymurazyan
+	Continuity of the free boundary in a non-degenerate p-obstacle problem type with monotone solution	2012	S. Challal
+	On the Regularity of the Free Boundary for Quasilinear Obstacle Problems	2012	S. Challal Abdeslem Lyaghfouri José Francisco Rodrigues Rafayel Teymurazyan
+ PDF Chat	Removable Sets for $A$-Harmonic Functions	2011	S. Challal Abdeslem Lyaghfouri
+	Second order regularity for the <i>p</i> (<i>x</i> )-Laplace operator	2011	S. Challal Abdeslem Lyaghfouri
+ PDF Chat	On the porosity of the free boundary in the $p(x)$-obstacle problem	2011	S. Challal Abdeslem Lyaghfouri
+ PDF Chat	On the A-obstacle problem and the Hausdorff measure of its free boundary	2010	S. Challal Abdeslem Lyaghfouri José Francisco Rodrigues
+	The heterogeneous dam problem with leaky boundary condition	2010	S. Challal Abdeslem Lyaghfouri
+	Second Order Regularity for the A-Laplace Operator	2010	S. Challal Abdeslem Lyaghfouri
+	On the A-Obstacle Problem and the Hausdorff Measure of its Free Boundary	2010	S. Challal Abdeslem Lyaghfouri José Francisco Rodrigues
+	Gradient estimates for p(x)-harmonic functions	2009	S. Challal Abdeslem Lyaghfouri
+	Lipschitz continuity of solutions of a free boundary problem involving the p-Laplacian	2009	S. Challal Abdeslem Lyaghfouri
+	Hölder continuity of solutions to the $A$-Laplace equation involving measures	2009	S. Challal Abdeslem Lyaghfouri
+	Porosity of free boundaries in A-obstacle problems	2008	S. Challal Abdeslem Lyaghfouri
+	On the continuity of the free boundary in the problem<b>Δ</b><sub><b><i>p</i></b></sub><b><i>u</i></b> <b>=</b> <b>−</b> (<b><i>h</i></b>(<b><i>x</i></b>, <b><i>y</i></b>)<b><i>χ</i></b>(<b><i>u</i></b>))<sub><b><i>x</i></b></sub>	2007	S. Challal Abdeslem Lyaghfouri
+ PDF Chat	On a class of free boundary problems of type $div(a(X) \nabla u) = -div(\chi (u)H(X))$	2006	S. Challal Abdeslem Lyaghfouri
+ PDF Chat	On the dam problem with two fluids governed by a nonlinear Darcy's law	2006	S. Challal Abdeslem Lyaghfouri
+	A new formulation of the dam problem	2005	S. Challal Abdeslem Lyaghfouri
+	On the continuity of the free boundary in problems of type	2005	S. Challal Abdeslem Lyaghfouri
+ PDF Chat	A filtration problem through a heterogeneous porous medium	2004	S. Challal Abdeslem Lyaghfouri
+	A FREE BOUNDARY PROBLEM FOR A FLOW OF FRESH AND SALT GROUNDWATER WITH NONLINEAR DARCY'S LAW	2002	José Carrillo Menéndez S. Challal Abdeslem Lyaghfouri
+	A nonlinear two phase fluid flow through a porous medium in presence of a well	2001	S. Challal Abdeslem Lyaghfouri
+	A stationary flow of fresh and salt groundwater in a heterogeneous coastal aquifer	2000	S. Challal Abdeslem Lyaghfouri
+	A viscoelastic fluid flow through mixing grids	1999	S. Challal
+	A stationary flow of fresh and salt groundwater in a coastal aquifer with nonlinear darcy' law	1997	S. Challal Abdeslem Lyaghfouri
+	STUDY OF THE LIMIT BEHAVIOR OF A VISCOELASTIC MEDIUM WITH VERY SMALL OBSTACLES	1996	S. Challal Jeannine Saint Jean Paulin

Common Coauthors

Coauthor	Papers Together
Abdeslem Lyaghfouri	27
José Francisco Rodrigues	4
Rafayel Teymurazyan	2
José Carrillo Menéndez	1
Jeannine Saint Jean Paulin	1

Commonly Cited References

Action	Title	Year	Authors	# of times referenced
+	The natural generalizationj of the natural conditions of ladyzhenskaya and uralľtseva for elliptic equations	1991	Gary M. Lieberman	8
+	C1 + α local regularity of weak solutions of degenerate elliptic equations	1983	Emmanuele DiBenedetto	7
+	THE INHOMOGENEOUS DAM PROBLEM WITH LINEAR DARCY’S LAW AND DIRICHLET BOUNDARY CONDITIONS	1996	Abdeslem Lyaghfouri	7
+	On the Porosity of Free Boundaries in Degenerate Variational Inequalities	2000	Leon Karp Tero Kilpeläinen Arshak Petrosyan Henrik Shahgholian	6
+	Regularity for a more general class of quasilinear elliptic equations	1984	Peter Tolksdorf	6
+	H�lder continuity of solutions to quasilinear elliptic equations involving measures	1994	Tero Kilpel�inen	6
+ PDF Chat	Elliptic Partial Differential Equations of Second Order	2001	David Gilbarg Neil S. Trudinger	6
+ PDF Chat	On the continuity of the free boundary in some class of two-dimensional problems	2001	Michel Chipot	5
+	The dam problem for nonlinear Darcy's laws and Dirichlet boundary conditions.	1998	José Carrillo Abdeslem Lyaghfouri	5
+	Fine Regularity of Solutions of Elliptic Partial Differential Equations	1997	Jan Malý William P. Ziemer	5
+	Stability remarks to the obstacle problem for p-Laplacian type equations	2004	José Francisco Rodrigues	5
+ PDF Chat	The obstacle problem for nonlinear elliptic equations with variable growth and L 1-data	2008	José Francisco Rodrigues Manel Sanchón José Miguel Urbano	5
+	On the continuity of the free boundary in problems of type	2005	S. Challal Abdeslem Lyaghfouri	5
+ PDF Chat	Partial Differential Equations	1988	Shiing-Shen Chern	5
+	Global <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si1.gif" overflow="scroll"><mml:msup><mml:mi>C</mml:mi><mml:mrow><mml:mn>1</mml:mn><mml:mo>,</mml:mo><mml:mi>α</mml:mi></mml:mrow></mml:msup></mml:math> regularity for variable exponent elliptic equations in divergence form	2007	Xianling Fan	4
+	Hölder continuity of solutions to the $A$-Laplace equation involving measures	2009	S. Challal Abdeslem Lyaghfouri	4
+	The dam problem for non-linear Darcy's laws and non-linear leaky boundary conditions	1997	Michel Chipot Abdeslem Lyaghfouri	4
+	Nonlinear Potential Theory of Degenerate Elliptic Equations	2018	Juha Heinonen Tero Kilpeläinen Олли Мартио	4
+	A free boundary problem for a fluid flow in a heterogeneous porous medium	2003	Abdeslem Lyaghfouri	4
+ PDF Chat	A filtration problem through a heterogeneous porous medium	2004	S. Challal Abdeslem Lyaghfouri	4
+ PDF Chat	On the Lipschitz Continuity of the Solutions of a Class of Elliptic Free Boundary Problems	2008	Abdeslem Lyaghfouri	4
+	Obstacle Problems in Mathematical Physics	1987	José Francisco Rodrigues	4
+ PDF Chat	On the dam problem with two fluids governed by a nonlinear Darcy's law	2006	S. Challal Abdeslem Lyaghfouri	4
+	Measure Theory and Fine Properties of Functions	2018	Lawrence C. Evans Ronald F. Garzepy	3
+	Direct Methods in the Calculus of Variations	2003	Enrico Giusti	3
+	On the dam problem	1982	José Carrillo Michel Chipot	3
+	Porosity of free boundaries in A-obstacle problems	2008	S. Challal Abdeslem Lyaghfouri	3
+ PDF Chat	The dam problem for linear Darcy's law and nonlinear leaky boundary conditions	1998	Michel Chipot Abdeslem Lyaghfouri	3
+ PDF Chat	On the A-obstacle problem and the Hausdorff measure of its free boundary	2010	S. Challal Abdeslem Lyaghfouri José Francisco Rodrigues	3
+	Boundary regularity for solutions of degenerate elliptic equations	1988	Gary M. Lieberman	3
+	Existence results for some unilateral problems without sign condition with obstacle free in Orlicz spaces	2007	L. Aharouch Abdelmoujib Benkirane M. Rhoudaf	3
+	On a class of singular quasilinear elliptic equations with general structure and distribution data	1997	Dung Le	3
+	The behavior of the free boundary for the dam problem	1982	Hans Wilhelm Alt Gianni Gilardi	3
+	Linear and quasilinear elliptic equations	1968	O. A. Ladyzhenskai︠a︡ N. N. Uraltseva	2
+	Variational inequalities in Orlicz-Sobolev spaces	1987	Jean–Pierre Gossez Vesa Mustonen	2
+	On The Dirichletproblem for Quasilinear Equations	1983	Peter Tolksdorf	2
+	The fluid flow through porous media. Regularity of the free surface	1977	Hans Wilhelm Alt	2
+ PDF Chat	On the porosity of the free boundary in the $p(x)$-obstacle problem	2011	S. Challal Abdeslem Lyaghfouri	2
+	Incompressible fluid flow through a non- homogeneous and anisotropic dam	1985	Ruxandra Stavre Bogdan Vernescu	2
+	Hausdorff measure and stability for the p-obstacle problem (2<p<∞)	2003	K. Lee Henrik Shahgholian	2
+	Hölder continuity of the gradient of p(x)-harmonic mappings	1999	Alessandra Coscia Giuseppe Mingione	2
+ PDF Chat	A Regularity Result for the Heterogeneous Evolution Dam Problem	2005	Abdeslem Lyaghfouri	2
+	A stationary flow of fresh and salt groundwater in a coastal aquifer with nonlinear darcy' law	1997	S. Challal Abdeslem Lyaghfouri	2
+	Regularity Results for a Class of Functionals with Non-Standard Growth	2001	E. Acerbi Giuseppe Mingione	2
+ PDF Chat	Comparison theorems for some quasilinear degenerate elliptic operators and applications to symmetry and monotonicity results	1998	Lucio Damascelli	2
+	Continuity of the free boundary in a non-degenerate p-obstacle problem type with monotone solution	2012	S. Challal	2
+	Quasilinear Elliptic Equations and Inequalities with Rapidly Growing Coefficients	2000	Vy Khoi Le Klaus Schmitt	2
+ PDF Chat	Existence and uniqueness of entropy solutions for nonlinear elliptic equations with measure data	1996	Lucio Boccardo Thierry Gallouët Luigi Orsina	2
+ PDF Chat	On spaces $L^{p(x)}$ and $W^{k, p(x)}$	1991	Ondrej Kováčik Jiří Rákosník	2
+	On the Spaces Lp(x)(Ω) and Wm,p(x)(Ω)	2001	Xianling Fan Dun Zhao	2