|Original language||English (US)|
|Title of host publication||Progress in Nonlinear Differential Equations and Their Application|
|Number of pages||12|
|State||Published - 2005|
|Name||Progress in Nonlinear Differential Equations and Their Application|
Bibliographical noteFunding Information:
The first author was supported in part by NSF grant DMS-0400702. The second author was supported in part by VEGA grant 1/0259/03.