Monotonicity and symmetry of solutions of p -Laplace equations, 1 < p < 2 , via the moving plane method

Lucio Damascelli; Filomena Pacella

Atti della Accademia Nazionale dei Lincei. Classe di Scienze Fisiche, Matematiche e Naturali. Rendiconti Lincei. Matematica e Applicazioni (1998)

  • Volume: 9, Issue: 2, page 95-100
  • ISSN: 1120-6330

Abstract

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We present some monotonicity and symmetry results for positive solutions of the equation - div D u p - 2 D u = f u satisfying an homogeneous Dirichlet boundary condition in a bounded domain Ω . We assume 1 < p < 2 and f locally Lipschitz continuous and we do not require any hypothesis on the critical set of the solution. In particular we get that if Ω is a ball then the solutions are radially symmetric and strictly radially decreasing.

How to cite

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Damascelli, Lucio, and Pacella, Filomena. "Monotonicity and symmetry of solutions of \( p \)-Laplace equations, \( 1 < p < 2 \), via the moving plane method." Atti della Accademia Nazionale dei Lincei. Classe di Scienze Fisiche, Matematiche e Naturali. Rendiconti Lincei. Matematica e Applicazioni 9.2 (1998): 95-100. <http://eudml.org/doc/252359>.

@article{Damascelli1998,
abstract = {We present some monotonicity and symmetry results for positive solutions of the equation \( - \text\{div\} ( |Du| ^\{p-2\} Du ) = f (u) \) satisfying an homogeneous Dirichlet boundary condition in a bounded domain \( \Omega \). We assume 1 < p < 2 and \( f \) locally Lipschitz continuous and we do not require any hypothesis on the critical set of the solution. In particular we get that if \( \Omega \) is a ball then the solutions are radially symmetric and strictly radially decreasing.},
author = {Damascelli, Lucio, Pacella, Filomena},
journal = {Atti della Accademia Nazionale dei Lincei. Classe di Scienze Fisiche, Matematiche e Naturali. Rendiconti Lincei. Matematica e Applicazioni},
keywords = {p-Laplace equations; Monotonicity and symmetry of positive solutions; Moving plane method; -Laplace equations; monotonicity and symmetry of solutions of -Laplace equations; moving plane method},
language = {eng},
month = {6},
number = {2},
pages = {95-100},
publisher = {Accademia Nazionale dei Lincei},
title = {Monotonicity and symmetry of solutions of \( p \)-Laplace equations, \( 1 < p < 2 \), via the moving plane method},
url = {http://eudml.org/doc/252359},
volume = {9},
year = {1998},
}

TY - JOUR
AU - Damascelli, Lucio
AU - Pacella, Filomena
TI - Monotonicity and symmetry of solutions of \( p \)-Laplace equations, \( 1 < p < 2 \), via the moving plane method
JO - Atti della Accademia Nazionale dei Lincei. Classe di Scienze Fisiche, Matematiche e Naturali. Rendiconti Lincei. Matematica e Applicazioni
DA - 1998/6//
PB - Accademia Nazionale dei Lincei
VL - 9
IS - 2
SP - 95
EP - 100
AB - We present some monotonicity and symmetry results for positive solutions of the equation \( - \text{div} ( |Du| ^{p-2} Du ) = f (u) \) satisfying an homogeneous Dirichlet boundary condition in a bounded domain \( \Omega \). We assume 1 < p < 2 and \( f \) locally Lipschitz continuous and we do not require any hypothesis on the critical set of the solution. In particular we get that if \( \Omega \) is a ball then the solutions are radially symmetric and strictly radially decreasing.
LA - eng
KW - p-Laplace equations; Monotonicity and symmetry of positive solutions; Moving plane method; -Laplace equations; monotonicity and symmetry of solutions of -Laplace equations; moving plane method
UR - http://eudml.org/doc/252359
ER -

References

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  1. Badiale, M. - Nabana, E., A note on radiality of solutions of p -laplacian equations. Appl. Anal., 52, 1994, 35-43. Zbl0841.35008MR1380325DOI10.1080/00036819408840222
  2. Brock, F., Continuous Rearrangement and symmetry of solutions of elliptic problems. Habilitation thesis, Cologne1997. Zbl0965.49002
  3. Damascelli, L., Comparison theorems for some quasilinear degenerate elliptic operators and applications to symmetry and monotonicity results. Ann. Inst. H. Poincaré, in press. Zbl0911.35009
  4. Damascelli, L. - Pacella, F., Monotonicity and symmetry of solutions of p -Laplace equations, 1 < p < 2, via the moving plane method. Ann. Scuola Norm. Sup. Pisa, in press. Zbl0930.35070
  5. DiBenedetto, E., C 1 + α local regularity of weak solutions of degenerate elliptic equations. Nonlinear An. T.M.A., 7 (8), 1983, 827-850. Zbl0539.35027MR709038DOI10.1016/0362-546X(83)90061-5
  6. Gidas, B. - Ni, W. M. - Nirenberg, L., Symmetry and related properties via the maximum principle. Comm. Math. Phys., 68, 1979, 209-243. Zbl0425.35020MR544879
  7. Grossi, M. - Kesavan, S. - Pacella, F. - Ramaswami, M., Symmetry of positive solutions of some nonlinear equations. Topological Methods in Nonlinear Analysis, to appear. Zbl0927.35039
  8. Kesavan, S. - Pacella, F., Symmetry of positive solutions of a quasilinear elliptic equation via isoperimetric inequality. Appl. Anal., 54, 1994, 27-37. Zbl0833.35040MR1382205DOI10.1080/00036819408840266
  9. Tolksdorf, P., Regularity for a more general class of quasilinear elliptic equations. J. Diff. Eq., 51, 1984, 126-150. Zbl0488.35017MR727034DOI10.1016/0022-0396(84)90105-0

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